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fix parseEnum cannot parse enum with const fields (#19466)

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fix #19463
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flywind 2022-02-04 20:47:03 +08:00 • committed by GitHub
commit 33bfe5b12c
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2 changed files with 18 additions and 2 deletions
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9
lib/std/enumutils.nim
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@ -14,7 +14,7 @@ from typetraits import OrdinalEnum, HoleyEnum
macro genEnumCaseStmt*(typ: typedesc, argSym: typed, default: typed,
userMin, userMax: static[int], normalizer: static[proc(s :string): string]): untyped =
# generates a case stmt, which assigns the correct enum field given
# Generates a case stmt, which assigns the correct enum field given
# a normalized string comparison to the `argSym` input.
# string normalization is done using passed normalizer.
# NOTE: for an enum with fields Foo, Bar, ... we cannot generate
@ -49,7 +49,12 @@ macro genEnumCaseStmt*(typ: typedesc, argSym: typed, default: typed,
of nnkIntLit:
fStr = f[0].strVal
fNum = f[1].intVal
else: error("Invalid tuple syntax!", f[1])
else:
let fAst = f[0].getImpl
if fAst.kind == nnkStrLit:
fStr = fAst.strVal
else:
error("Invalid tuple syntax!", f[1])
else: error("Invalid node for enum type `" & $f.kind & "`!", f)
# add field if string not already added
if fNum >= userMin and fNum <= userMax: