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[FIX] use mixin for strscans.scanp (#17371)

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haxscramper 2021-03-19 22:16:52 +03:00 • committed by GitHub
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lib/pure/strscans.nim
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@ -577,6 +577,7 @@ macro scanp*(input, idx: typed; pattern: varargs[untyped]): bool =
of nnkCallKinds: of nnkCallKinds:
# *{'A'..'Z'} !! s.add(!_) # *{'A'..'Z'} !! s.add(!_)
template buildWhile(input, idx, init, cond, action): untyped = template buildWhile(input, idx, init, cond, action): untyped =
mixin hasNxt
while hasNxt(input, idx): while hasNxt(input, idx):
init init
if not cond: break if not cond: break
@ -688,4 +689,4 @@ macro scanp*(input, idx: typed; pattern: varargs[untyped]): bool =
result.add toIfChain(conds, idx, res, 0) result.add toIfChain(conds, idx, res, 0)
result.add res result.add res
when defined(debugScanp): when defined(debugScanp):
echo repr result echo repr result