[Haskell-cafe] TH clause Pat selection

[Ozgur Akgun]

Hi.

On 19 June 2013 23:23, Brian Lewis <brian at lorf.org> wrote:

> The problem is, I don't know how to generate the function's clauses.
> "foo 0 = ..." seems to be a LitP pattern. But "foo True = ..." seems to
> be a ConP pattern. The appropriate pattern depends on type c.
>

I've used haskell-src-meta for this purpose before. See:

http://hackage.haskell.org/packages/archive/haskell-src-meta/0.6.0.2/doc/html/Language-Haskell-Meta-Parse.html#v:parsePat

Hope this helps,
Ozgur
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