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some steps to improve the type mismatches with the new

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generic instantiation logic
This commit is contained in:
Zahary Karadjov 2013-05-28 19:52:29 +03:00
commit 3e79e9f981
3 changed files with 27 additions and 10 deletions
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5
compiler/semtypes.nim
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@ -828,7 +828,10 @@ proc semGeneric(c: PContext, n: PNode, s: PSym, prev: PType): PType =
matches(c, n, copyTree(n), m)
if m.state != csMatch:
LocalError(n.info, errWrongNumberOfArguments)
var err = "cannot instantiate " & typeToString(s.typ) & "\n" &
"got: (" & describeArgs(c, n) & ")\n" &
"but expected: (" & describeArgs(c, s.typ.n, 0) & ")"
LocalError(n.info, errGenerated, err)
return newOrPrevType(tyError, prev, c)
var isConcrete = true