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fix #16150 improve type mismatch errors (#16152)

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* fix #16150 improve type mismatch errors

* allow -d:nimLegacyTypeMismatch

* address comment
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Timothee Cour 2020-12-09 07:19:39 -08:00 • committed by GitHub
commit f344a70412
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7 changed files with 14 additions and 7 deletions
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compiler/sem.nim
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@ -96,7 +96,7 @@ proc fitNode(c: PContext, formal: PType, arg: PNode; info: TLineInfo): PNode =
else:
result = indexTypesMatch(c, formal, arg.typ, arg)
if result == nil:
typeMismatch(c.config, info, formal, arg.typ)
typeMismatch(c.config, info, formal, arg.typ, arg)
# error correction:
result = copyTree(arg)
result.typ = formal