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Properly handle ':' after empty key in flow style

This commit is contained in:
Felix Krause 2016-03-17 18:57:14 +01:00
parent eda85be0b9
commit 06322505d1
1 changed files with 14 additions and 26 deletions
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40
private/fastparse.nim
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@ -1539,6 +1539,8 @@ proc parse*(p: YamlParser, s: Stream): YamlStream =
of ':':
assert(level.kind == fplUnknown)
if p.lexer.isPlainSafe(p.lexer.bufpos + 1, cFlow):
handleFlowPlainScalar()
else:
level = ancestry.pop()
case level.kind
of fplSequence, fplMapValue:
@ -1554,8 +1556,6 @@ proc parse*(p: YamlParser, s: Stream): YamlStream =
ancestry.add(level)
level = FastParseLevel(kind: fplUnknown, indentation: -1)
p.lexer.bufpos.inc()
else:
handleFlowPlainScalar()
of '\'':
content = ""
startToken()
@ -1572,10 +1572,8 @@ proc parse*(p: YamlParser, s: Stream): YamlStream =
tag = yTagExclamationMark
yield scalarEvent(content, tag, anchor)
handleObjectEnd(fpFlowAfterObject)
of '!':
handleTagHandle()
of '&':
handleAnchor()
of '!': handleTagHandle()
of '&': handleAnchor()
of '*':
handleAlias()
state = fpFlowAfterObject
@ -1588,16 +1586,14 @@ proc parse*(p: YamlParser, s: Stream): YamlStream =
else:
explicitFlowKey = true
p.lexer.bufpos.inc()
else:
handleFlowPlainScalar()
else: handleFlowPlainScalar()
of fpFlowAfterObject:
debug("state: flowAfterObject")
p.lexer.skipWhitespaceCommentsAndNewlines()
case p.lexer.buf[p.lexer.bufpos]
of ']':
case level.kind
of fplSequence:
discard
of fplSequence: discard
of fplMapKey, fplMapValue:
startToken()
parserError("Unexpected token (expected '}')")
@ -1607,27 +1603,22 @@ proc parse*(p: YamlParser, s: Stream): YamlStream =
leaveFlowLevel()
of '}':
case level.kind
of fplMapKey, fplMapValue:
discard
of fplMapKey, fplMapValue: discard
of fplSequence:
startToken()
parserError("Unexpected token (expected ']')")
of fplUnknown, fplScalar:
assert(false)
of fplUnknown, fplScalar: assert(false)
p.lexer.bufpos.inc()
leaveFlowLevel()
of ',':
case level.kind
of fplSequence:
discard
of fplSequence: discard
of fplMapValue:
yield scalarEvent("", yTagQuestionMark, yAnchorNone)
level.kind = fplMapKey
explicitFlowKey = false
of fplMapKey:
explicitFlowKey = false
of fplUnknown, fplScalar:
assert(false)
of fplMapKey: explicitFlowKey = false
of fplUnknown, fplScalar: assert(false)
ancestry.add(level)
level = FastParseLevel(kind: fplUnknown, indentation: -1)
state = fpFlow
@ -1637,10 +1628,8 @@ proc parse*(p: YamlParser, s: Stream): YamlStream =
of fplSequence, fplMapKey:
startToken()
parserError("Unexpected token (expected ',')")
of fplMapValue:
level.kind = fplMapValue
of fplUnknown, fplScalar:
assert(false)
of fplMapValue: level.kind = fplMapValue
of fplUnknown, fplScalar: assert(false)
ancestry.add(level)
level = FastParseLevel(kind: fplUnknown, indentation: -1)
state = fpFlow
@ -1654,6 +1643,5 @@ proc parse*(p: YamlParser, s: Stream): YamlStream =
else:
startToken()
parserError("Unexpected content (expected flow indicator)")
try:
result = initYamlStream(backend)
try: result = initYamlStream(backend)
except Exception: assert(false) # compiler error