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<h3>
Marge Bot pushed to branch master
at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>
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<h4>
Commits:
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<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/aab606e4f028d3c418aafc9710003f32f8d8fe12">aab606e4</a></strong>
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<span>by Bodigrim</span>
<i>at 2020-06-01T06:35:36-04:00</i>
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<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Clarify description of fromListN</pre>
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<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/7e5220e25baedfa7ae0ec055c03cb4429dd1af05">7e5220e2</a></strong>
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<span>by Bodigrim</span>
<i>at 2020-06-01T06:35:36-04:00</i>
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<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Apply suggestion to libraries/base/GHC/Exts.hs</pre>
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<h4>1 changed file:</h4>
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libraries/base/GHC/Exts.hs
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<h4>Changes:</h4>
<li id="48a6c03232a2b3f836daeff09b3c6e3790804632">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/f945eea569993a4e5ed953f4573e6eab785f309f...7e5220e25baedfa7ae0ec055c03cb4429dd1af05#48a6c03232a2b3f836daeff09b3c6e3790804632"><strong>libraries/base/GHC/Exts.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -184,11 +184,12 @@ class IsList l where</td>
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<pre style="margin: 0;"> <span id="LC184" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- list of @Item l@</span></span>
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<pre style="margin: 0;"> <span id="LC185" class="line" lang="haskell"> <span class="n" style="color: #333;">fromList</span> <span class="o" style="font-weight: 600;">::</span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">Item</span> <span class="n" style="color: #333;">l</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">l</span></span>
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<pre style="margin: 0;"> <span id="LC186" class="line" lang="haskell"></span>
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<pre style="margin: 0;">-<span id="LC187" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- | The 'fromListN' function takes the input list's length as a hint. Its</span></span>
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<pre style="margin: 0;">-<span id="LC188" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- behaviour should be equivalent to 'fromList'. The hint can be used to</span></span>
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<pre style="margin: 0;">-<span id="LC189" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- construct the structure @l@ more efficiently compared to 'fromList'. If</span></span>
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<pre style="margin: 0;">-<span id="LC190" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- the given hint does not equal to the input list's length the behaviour of</span></span>
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<pre style="margin: 0;">-<span id="LC191" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- 'fromListN' is not specified.</span></span>
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<pre style="margin: 0;">+<span id="LC187" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- | The 'fromListN' function takes the input list's length and potentially</span></span>
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<pre style="margin: 0;">+<span id="LC188" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- uses it to construct the structure @l@ more efficiently compared to </span></span>
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<pre style="margin: 0;">+<span id="LC189" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- 'fromList'. If the given number does not equal to the input list's length </span></span>
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<pre style="margin: 0;">+<span id="LC190" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- the behaviour of 'fromListN' is not specified.</span></span>
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<pre style="margin: 0;">+<span id="LC191" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">--</span></span>
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<pre style="margin: 0;">+<span id="LC192" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- prop> fromListN (length xs) xs == fromList xs</span></span>
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<pre style="margin: 0;"> <span id="LC193" class="line" lang="haskell"> <span class="n" style="color: #333;">fromListN</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Int</span> <span class="o" style="font-weight: 600;">-></span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">Item</span> <span class="n" style="color: #333;">l</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">l</span></span>
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<pre style="margin: 0;"> <span id="LC194" class="line" lang="haskell"> <span class="n" style="color: #333;">fromListN</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">fromList</span></span>
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<pre style="margin: 0;"> <span id="LC195" class="line" lang="haskell"></span>
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