jyapayne/Nim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

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

Browse source
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
Download patch file Download diff file Expand all files Collapse all files

5
compiler/sigmatch.nim
View file

@ -221,13 +221,14 @@ proc cmpCandidates*(a, b: TCandidate): int =
if result != 0: return if result != 0: return
result = a.convMatches - b.convMatches result = a.convMatches - b.convMatches
if result != 0: return if result != 0: return
result = a.calleeScope - b.calleeScope
if result != 0: return
# the other way round because of other semantics: # the other way round because of other semantics:
result = b.inheritancePenalty - a.inheritancePenalty result = b.inheritancePenalty - a.inheritancePenalty
if result != 0: return if result != 0: return
# prefer more specialized generic over more general generic: # prefer more specialized generic over more general generic:
result = complexDisambiguation(a.callee, b.callee) 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) = proc writeMatches*(c: TCandidate) =
writeLine(stdout, "exact matches: " & $c.exactMatches) writeLine(stdout, "exact matches: " & $c.exactMatches)