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fix the handling of default values for enums

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Zahary Karadjov 2019-01-23 22:20:25 +02:00
parent 311cf156b8
commit 24416148f6
1 changed files with 5 additions and 2 deletions
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confutils.nim
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@ -183,7 +183,10 @@ proc load*(Configuration: type,
when `recordField` is enum:
# TODO: For some reason, the normal `setField` rejects enum fields
# when they are used as case discriminators. File this as a bug.
`recordField` = parseEnum[type(`recordField`)](string(val))
if len(val) > 0:
`recordField` = parseEnum[type(`recordField`)](string(val))
else:
`recordField` = `defaultValue`
return true
else:
return setField(`recordField`, val, `defaultValue`)
@ -246,7 +249,7 @@ proc load*(Configuration: type,
proc fail(msg: string) =
if quitOnFailure:
stderr.writeLine(msg)
stderr.writeLine("Try '{1} --help' for more information" % appName)
stderr.writeLine("Try '$1 --help' for more information" % appName)
quit 1
else:
raise newException(ConfigurationError, msg)