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overloading resolution: scoping is considered after typing (needs to be documented)

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This commit is contained in:
Andreas Rumpf 2016-08-24 11:27:14 +02:00
commit 636e74fe39
1 changed files with 3 additions and 2 deletions
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5
compiler/sigmatch.nim
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@ -221,13 +221,14 @@ proc cmpCandidates*(a, b: TCandidate): int =
if result != 0: return
result = a.convMatches - b.convMatches
if result != 0: return
result = a.calleeScope - b.calleeScope
if result != 0: return
# the other way round because of other semantics:
result = b.inheritancePenalty - a.inheritancePenalty
if result != 0: return
# prefer more specialized generic over more general generic:
result = complexDisambiguation(a.callee, b.callee)
# only as a last resort, consider scoping:
if result != 0: return
result = a.calleeScope - b.calleeScope
proc writeMatches*(c: TCandidate) =
writeLine(stdout, "exact matches: " & $c.exactMatches)