mirrors/Nim
1
0
Fork 0
mirror of https://github.com/nim-lang/Nim.git synced 2026-07-29 03:37:55 +00:00
Code Issues Packages Projects Releases Wiki Activity

block ambiguous type conversion dotcalls in generics (#22375)

Browse Source 
fixes #22373
This commit is contained in:
metagn
2023-08-09 07:12:14 +03:00
committed by GitHub
parent d136af0122
commit 3aaef9e4cf
5 changed files with 57 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
compiler/semgnrc.nim
View File

@@ -168,6 +168,17 @@ proc fuzzyLookup(c: PContext, n: PNode, flags: TSemGenericFlags,
elif s.isMixedIn:
result = newDot(result, symChoice(c, n, s, scForceOpen))
else:
if s.kind == skType and candidates.len > 1:
var ambig = false
let s2 = searchInScopes(c, ident, ambig)
if ambig:
# this is a type conversion like a.T where T is ambiguous with
# other types or routines
# in regular code, this never considers a type conversion and
# skips to routine overloading
# so symchoices are used which behave similarly with type symbols
result = newDot(result, symChoice(c, n, s, scForceOpen))
return
let syms = semGenericStmtSymbol(c, n, s, ctx, flags, fromDotExpr=true)
result = newDot(result, syms)