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quite messy implementation of generic lambdas, needs reworking; fixes #715

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Zahary Karadjov 2014-02-17 00:59:18 +02:00
commit 9dd753f218
9 changed files with 87 additions and 27 deletions
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9
compiler/sigmatch.nim
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@ -1039,10 +1039,11 @@ proc paramTypesMatchAux(m: var TCandidate, f, argType: PType,
#result = copyTree(arg)
result = implicitConv(nkHiddenStdConv, f, copyTree(arg), m, c)
of isInferred, isInferredConvertible:
var prc = if arg.kind in nkLambdaKinds: arg[0].sym
else: arg.sym
let inferred = c.semGenerateInstance(c, prc, m.bindings, arg.info)
result = newSymNode(inferred, arg.info)
if arg.kind in {nkProcDef, nkIteratorDef} + nkLambdaKinds:
result = c.semInferredLambda(c, m.bindings, arg)
else:
let inferred = c.semGenerateInstance(c, arg.sym, m.bindings, arg.info)
result = newSymNode(inferred, arg.info)
if r == isInferredConvertible:
result = implicitConv(nkHiddenStdConv, f, result, m, c)
of isGeneric: