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Rodrigo Mesquita pushed to branch wip/romes/eqsat-pmc at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>
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Commits:
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<strong style="font-weight: bold;"><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/1f78dd7d207db07ffeca18e53635324f54b366c1">1f78dd7d</a></strong>
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<span> by Rodrigo Mesquita </span> <i> at 2023-06-25T17:32:46+01:00 </i>
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<pre class="commit-message" style='white-space: pre-wrap; display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; border-radius: 2px; margin: 0; padding: 8px 12px; border: 1px solid #dcdcde;'>Use numbers when threading e-graph to fix a bug
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2 changed files:
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compiler/GHC/Core/Functor.hs
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compiler/GHC/HsToCore/Pmc/Solver.hs
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Changes:
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<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/1f78dd7d207db07ffeca18e53635324f54b366c1#f6e808d5f85e57f02f0a1ff43b7a2d2767111405"><strong style="font-weight: bold;">compiler/GHC/Core/Functor.hs</strong></a>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="128" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="128" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>
<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -128,37 +128,39 @@ toCoreExpr :: CoreExpr -> Fix CoreExprF</td>
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128
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<td class="new_line diff-line-num" data-linenumber="128" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
128
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC128" class="line" lang="haskell"><span class="n" style="color: #333;">toCoreExpr</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">unsafeCoerce</span></span>
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<td class="old_line diff-line-num" data-linenumber="129" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
129
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<td class="new_line diff-line-num" data-linenumber="129" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
129
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC129" class="line" lang="haskell"></span>
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<td class="old_line diff-line-num" data-linenumber="130" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
130
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<td class="new_line diff-line-num" data-linenumber="130" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
130
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC130" class="line" lang="haskell"><span class="cd" style="color: #998; font-style: italic;">-- | Represents a DeBruijn CoreExpr being careful to correctly debruijnizie the expression as it is represented</span></span>
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<td class="old_line diff-line-num new" data-linenumber="131" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="131" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
131
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC131" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- TODO: Use `Compose DeBruijn CoreExprF` instead</span></span>
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<td class="old_line diff-line-num new" data-linenumber="131" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="132" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
132
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC132" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Always represent Ids, at least for now. We're seemingly using inexistent ids</span></span>
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131
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<td class="new_line diff-line-num" data-linenumber="133" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
133
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC133" class="line" lang="haskell"><span class="n" style="color: #333;">representDBCoreExpr</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Analysis</span> <span class="n" style="color: #333;">a</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">DeBruijnF</span> <span class="kt" style="color: #458; font-weight: 600;">CoreExprF</span><span class="p">)</span></span>
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132
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<td class="new_line diff-line-num" data-linenumber="134" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
134
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC134" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">=></span> <span class="kt" style="color: #458; font-weight: 600;">DeBruijn</span> <span class="kt" style="color: #458; font-weight: 600;">CoreExpr</span></span>
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133
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<td class="new_line diff-line-num" data-linenumber="135" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
135
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC135" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">EGraph</span> <span class="n" style="color: #333;">a</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">DeBruijnF</span> <span class="kt" style="color: #458; font-weight: 600;">CoreExprF</span><span class="p">)</span></span>
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<td class="new_line diff-line-num" data-linenumber="136" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
136
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC136" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">-></span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">ClassId</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">EGraph</span> <span class="n" style="color: #333;">a</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">DeBruijnF</span> <span class="kt" style="color: #458; font-weight: 600;">CoreExprF</span><span class="p">))</span></span>
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135
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC135" class="line" lang="haskell"><span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">expr</span><span class="p">)</span> <span class="n" style="color: #333;">eg</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">case</span> <span class="n" style="color: #333;">expr</span> <span class="kr" style="font-weight: 600;">of</span></span>
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC136" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Var</span> <span class="n" style="color: #333;">v</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">VarF</span> <span class="n" style="color: #333;">v</span><span class="p">)))</span> <span class="n" style="color: #333;">eg</span></span>
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137
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC137" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Lit</span> <span class="n" style="color: #333;">lit</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LitF</span> <span class="n" style="color: #333;">lit</span><span class="p">)))</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC138" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Type</span> <span class="n" style="color: #333;">t</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">TypeF</span> <span class="n" style="color: #333;">t</span><span class="p">)))</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="139" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
139
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC139" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Coercion</span> <span class="n" style="color: #333;">c</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CoercionF</span> <span class="n" style="color: #333;">c</span><span class="p">)))</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="140" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
140
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC140" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Cast</span> <span class="n" style="color: #333;">e</span> <span class="n" style="color: #333;">co</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="141" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
141
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC141" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CastF</span> <span class="n" style="color: #333;">eid</span> <span class="n" style="color: #333;">co</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="142" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
142
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC142" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">App</span> <span class="n" style="color: #333;">f</span> <span class="n" style="color: #333;">a</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">fid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left deletion" style="background-color: #fac5cd;">'</span></span><span class="p"><span class="idiff deletion" style="background-color: #fac5cd;">)</span></span><span class="idiff right deletion" style="background-color: #fac5cd;"> </span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">f</span><span class="p">)</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="143" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
143
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC143" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">aid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left deletion" style="background-color: #fac5cd;">''</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">a</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right deletion" style="background-color: #fac5cd;">'</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="144" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
144
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC144" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">AppF</span> <span class="n" style="color: #333;">fid</span> <span class="n" style="color: #333;">aid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">''</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="145" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
145
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC145" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Tick</span> <span class="n" style="color: #333;">n</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="146" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
146
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC146" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">TickF</span> <span class="n" style="color: #333;">n</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="147" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
147
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC147" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Lam</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="p">(</span><span class="n" style="color: #333;">extendCME</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">b</span><span class="p">)</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="148" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
148
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC148" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LamF</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="149" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
149
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC149" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Let</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">NonRec</span> <span class="n" style="color: #333;">v</span> <span class="n" style="color: #333;">r</span><span class="p">)</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">rid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left deletion" style="background-color: #fac5cd;">'</span></span><span class="p"><span class="idiff deletion" style="background-color: #fac5cd;">)</span></span><span class="idiff right deletion" style="background-color: #fac5cd;"> </span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">r</span><span class="p">)</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="150" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
150
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC150" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left deletion" style="background-color: #fac5cd;">''</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="p">(</span><span class="n" style="color: #333;">extendCME</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">v</span><span class="p">)</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right deletion" style="background-color: #fac5cd;">'</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="151" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
151
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<td class="new_line diff-line-num old" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC151" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LetF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">NonRecF</span> <span class="n" style="color: #333;">v</span> <span class="n" style="color: #333;">rid</span><span class="p">)</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">''</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="137" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
137
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC137" class="line" lang="haskell"><span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">expr</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">0</span></span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">case</span> <span class="n" style="color: #333;">expr</span> <span class="kr" style="font-weight: 600;">of</span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="138" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
138
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC138" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Var</span> <span class="n" style="color: #333;">v</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">VarF</span> <span class="n" style="color: #333;">v</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="139" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
139
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC139" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Lit</span> <span class="n" style="color: #333;">lit</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LitF</span> <span class="n" style="color: #333;">lit</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="140" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
140
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC140" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Type</span> <span class="n" style="color: #333;">t</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">TypeF</span> <span class="n" style="color: #333;">t</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="141" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
141
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC141" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Coercion</span> <span class="n" style="color: #333;">c</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CoercionF</span> <span class="n" style="color: #333;">c</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="142" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
142
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC142" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Cast</span> <span class="n" style="color: #333;">e</span> <span class="n" style="color: #333;">co</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">1</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="143" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
143
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC143" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CastF</span> <span class="n" style="color: #333;">eid</span> <span class="n" style="color: #333;">co</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">1</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="144" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
144
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC144" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">App</span> <span class="n" style="color: #333;">f</span> <span class="n" style="color: #333;">a</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">fid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">1</span></span><span class="p"><span class="idiff addition" style="background-color: #c7f0d2;">)</span></span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">f</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="new_line diff-line-num new" data-linenumber="145" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
145
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC145" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">aid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">2</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">a</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">1</span></span></span>
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<td class="new_line diff-line-num new" data-linenumber="146" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
146
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC146" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">AppF</span> <span class="n" style="color: #333;">fid</span> <span class="n" style="color: #333;">aid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">2</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="147" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
147
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC147" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Tick</span> <span class="n" style="color: #333;">n</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">1</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="148" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
148
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC148" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">TickF</span> <span class="n" style="color: #333;">n</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">1</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="149" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
149
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC149" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Lam</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">1</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="p">(</span><span class="n" style="color: #333;">extendCME</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">b</span><span class="p">)</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="150" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
150
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC150" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LamF</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">1</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="151" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
151
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC151" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Let</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">NonRec</span> <span class="n" style="color: #333;">v</span> <span class="n" style="color: #333;">r</span><span class="p">)</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">rid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">1</span></span><span class="p"><span class="idiff addition" style="background-color: #c7f0d2;">)</span></span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">r</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
152
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC152" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span><span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">2</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="p">(</span><span class="n" style="color: #333;">extendCME</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">v</span><span class="p">)</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">1</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="153" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
153
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC153" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LetF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">NonRecF</span> <span class="n" style="color: #333;">v</span> <span class="n" style="color: #333;">rid</span><span class="p">)</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">2</span></span></span>
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<td class="old_line diff-line-num" data-linenumber="152" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
152
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<td class="new_line diff-line-num" data-linenumber="154" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
154
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC154" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Let</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Rec</span> <span class="p">(</span><span class="n" style="color: #333;">unzip</span> <span class="o" style="font-weight: 600;">-></span> <span class="p">(</span><span class="n" style="color: #333;">bs</span><span class="p">,</span><span class="n" style="color: #333;">rs</span><span class="p">)))</span> <span class="n" style="color: #333;">e</span> <span class="o" style="font-weight: 600;">-></span></span>
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<td class="old_line diff-line-num" data-linenumber="153" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
153
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<td class="new_line diff-line-num" data-linenumber="155" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
155
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC155" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">cmenv'</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">extendCMEs</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">bs</span></span>
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<td class="old_line diff-line-num old" data-linenumber="154" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
154
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<td class="new_line diff-line-num old" data-linenumber="156" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC154" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">bsids</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">EGM</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">runEGraphM</span> <span class="n" style="color: #333;">eg</span> <span class="o" style="font-weight: 600;">$</span></span>
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<td class="new_line diff-line-num new" data-linenumber="156" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
156
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC156" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">bsids</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">1</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">EGM</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">runEGraphM</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">0</span></span> <span class="o" style="font-weight: 600;">$</span></span>
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<td class="old_line diff-line-num" data-linenumber="155" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
155
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<td class="new_line diff-line-num" data-linenumber="157" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
157
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC157" class="line" lang="haskell"> <span class="n" style="color: #333;">traverse</span> <span class="p">(</span><span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">r</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">state</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv'</span> <span class="n" style="color: #333;">r</span><span class="p">))</span> <span class="n" style="color: #333;">rs</span></span>
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<td class="old_line diff-line-num old" data-linenumber="156" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
156
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<td class="new_line diff-line-num old" data-linenumber="158" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC156" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left deletion" style="background-color: #fac5cd;">''</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv'</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right deletion" style="background-color: #fac5cd;">'</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="157" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
157
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<td class="new_line diff-line-num old" data-linenumber="158" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC157" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LetF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">RecF</span> <span class="p">(</span><span class="n" style="color: #333;">zip</span> <span class="n" style="color: #333;">bs</span> <span class="n" style="color: #333;">bsids</span><span class="p">))</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">''</span></span></span>
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<td class="old_line diff-line-num old" data-linenumber="158" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
158
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<td class="new_line diff-line-num old" data-linenumber="158" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC158" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Case</span> <span class="n" style="color: #333;">e</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">t</span> <span class="n" style="color: #333;">as</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg</span></span>
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<td class="old_line diff-line-num old" data-linenumber="159" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
159
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<td class="new_line diff-line-num old" data-linenumber="158" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC159" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">as'</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left deletion" style="background-color: #fac5cd;">''</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">EGM</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">runEGraphM</span> <span class="n" style="color: #333;">eg<span class="idiff right deletion" style="background-color: #fac5cd;">'</span></span> <span class="o" style="font-weight: 600;">$</span></span>
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<td class="old_line diff-line-num new" data-linenumber="160" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="158" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
158
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC158" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">2</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv'</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">1</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="160" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="159" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
159
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC159" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">LetF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">RecF</span> <span class="p">(</span><span class="n" style="color: #333;">zip</span> <span class="n" style="color: #333;">bs</span> <span class="n" style="color: #333;">bsids</span><span class="p">))</span> <span class="n" style="color: #333;">eid</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">2</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="160" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="160" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
160
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC160" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Case</span> <span class="n" style="color: #333;">e</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">t</span> <span class="n" style="color: #333;">as</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">eid</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">1</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">e</span><span class="p">)</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">0</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="160" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="161" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
161
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC161" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">as'</span><span class="p">,</span> <span class="n" style="color: #333;">eg<span class="idiff left addition" style="background-color: #c7f0d2;">2</span></span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">EGM</span><span class="o" style="font-weight: 600;">.</span><span class="n" style="color: #333;">runEGraphM</span> <span class="n" style="color: #333;">eg<span class="idiff right addition" style="background-color: #c7f0d2;">1</span></span> <span class="o" style="font-weight: 600;">$</span></span>
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<td class="old_line diff-line-num" data-linenumber="160" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
160
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<td class="new_line diff-line-num" data-linenumber="162" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
162
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC162" class="line" lang="haskell"> <span class="n" style="color: #333;">traverse</span> <span class="p">(</span><span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Alt</span> <span class="n" style="color: #333;">cons</span> <span class="n" style="color: #333;">bs</span> <span class="n" style="color: #333;">a</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">state</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="n" style="color: #333;">s</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">let</span> <span class="p">(</span><span class="n" style="color: #333;">aid</span><span class="p">,</span> <span class="n" style="color: #333;">g</span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">representDBCoreExpr</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="p">(</span><span class="n" style="color: #333;">extendCME</span> <span class="n" style="color: #333;">cmenv</span> <span class="n" style="color: #333;">b</span><span class="p">)</span> <span class="n" style="color: #333;">a</span><span class="p">)</span> <span class="n" style="color: #333;">s</span> <span class="kr" style="font-weight: 600;">in</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">AltF</span> <span class="n" style="color: #333;">cons</span> <span class="n" style="color: #333;">bs</span> <span class="n" style="color: #333;">aid</span><span class="p">,</span> <span class="n" style="color: #333;">g</span><span class="p">))</span> <span class="n" style="color: #333;">as</span></span>
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161
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<td class="new_line diff-line-num old" data-linenumber="163" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: inherit;" align="right" bgcolor="#f9d7dc">
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<td class="line_content old" style="padding: inherit;" bgcolor="#fbe9eb"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>-<span id="LC161" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CaseF</span> <span class="n" style="color: #333;">eid</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">t</span> <span class="n" style="color: #333;">as'</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right deletion" style="background-color: #fac5cd;">'</span></span></span>
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<td class="old_line diff-line-num new" data-linenumber="162" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="163" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
163
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC163" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">in</span> <span class="n" style="color: #333;">add</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Node</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">DF</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">D</span> <span class="n" style="color: #333;">cmenv</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CaseF</span> <span class="n" style="color: #333;">eid</span> <span class="n" style="color: #333;">b</span> <span class="n" style="color: #333;">t</span> <span class="n" style="color: #333;">as'</span><span class="p">)))</span> <span class="n" style="color: #333;">eg<span class="idiff left right addition" style="background-color: #c7f0d2;">2</span></span></span>
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162
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164
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC164" class="line" lang="haskell"></span>
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163
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<td class="new_line diff-line-num" data-linenumber="165" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
165
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC165" class="line" lang="haskell"></span>
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164
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<td class="new_line diff-line-num" data-linenumber="166" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
166
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC166" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- ROMES:TODO: Instead of DeBruijnF CoreExprF we should have (ExprF (Int,Id))</span></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/commit/1f78dd7d207db07ffeca18e53635324f54b366c1#9095b3c5485a1f2f18a0a43346b7a49dfdd1f65d"><strong style="font-weight: bold;">compiler/GHC/HsToCore/Pmc/Solver.hs</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="562" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">...</td>
<td class="line_content match" style="color: rgba(31,30,36,0.24); padding: inherit;" bgcolor="#fbfafd">@@ -562,6 +562,9 @@ where you can find the solution in a perhaps more digestible format.</td>
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562
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562
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC562" class="line" lang="haskell"></span>
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563
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<td class="new_line diff-line-num" data-linenumber="563" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
563
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC563" class="line" lang="haskell"><span class="cd" style="color: #998; font-style: italic;">-- | A high-level pattern-match constraint. Corresponds to φ from Figure 3 of</span></span>
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<td class="old_line diff-line-num" data-linenumber="564" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
564
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<td class="new_line diff-line-num" data-linenumber="564" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
564
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC564" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- the LYG paper.</span></span>
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<td class="old_line diff-line-num new" data-linenumber="565" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
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<td class="new_line diff-line-num new" data-linenumber="565" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
565
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC565" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- ROMES:TODO: Ultimately, all these Ids could be replaced by e-class ids which</span></span>
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<td class="new_line diff-line-num new" data-linenumber="566" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
566
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC566" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- are generated during desugaring, but there are some details to it</span></span>
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<td class="new_line diff-line-num new" data-linenumber="567" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: inherit;" align="right" bgcolor="#ddfbe6">
567
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<td class="line_content new" style="padding: inherit;" bgcolor="#ecfdf0"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'>+<span id="LC567" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- (propagating the e-graphs in which these e-classes were created)</span></span>
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565
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<td class="new_line diff-line-num" data-linenumber="568" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
568
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC568" class="line" lang="haskell"><span class="kr" style="font-weight: 600;">data</span> <span class="kt" style="color: #458; font-weight: 600;">PhiCt</span></span>
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566
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<td class="new_line diff-line-num" data-linenumber="569" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
569
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC569" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">PhiTyCt</span> <span class="o" style="font-weight: 600;">!</span><span class="kt" style="color: #458; font-weight: 600;">PredType</span></span>
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567
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<td class="new_line diff-line-num" data-linenumber="570" style="width: 35px; color: rgba(31,30,36,0.24); border-right-width: 1px; border-right-color: #ececef; border-right-style: solid; padding: inherit;" align="right" bgcolor="#fbfafd">
570
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<td class="line_content" style="padding: inherit;"><pre style='display: block; font-size: 0.875rem; color: #333238; position: relative; font-family: var(--default-mono-font, "Menlo"),"DejaVu Sans Mono","Liberation Mono","Consolas","Ubuntu Mono","Courier New","andale mono","lucida console",monospace; word-break: break-all; word-wrap: break-word; background-color: inherit; border-radius: 2px; margin: 0; padding: 0; border: inherit solid #dcdcde;'> <span id="LC570" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- ^ A type constraint "T ~ U".</span></span>
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