# YAML Test Matrix

--- &test-SY6V
  Title: Anchor before sequence entry on same line
  Tags: [ anchor, error, sequence ]

YAML

&anchor - sequence entry

Expected Events

+STR

Expected JSON



perl-syck-json

 invalid_incorrect
[
   "sequence entry"
]

perl-syck-perl

 invalid_incorrect
[
  'sequence entry'
]

c-libfyaml-event

 invalid_correct
stdin:1:9: error: illegal block sequence on the same line as anchor
&anchor - sequence entry
        ^
[NOT]: fy_fetch_anchor_or_alias() failed
[NOT]: fy_fetch_tokens() failed
[NOT]: failed to peek token
+STR

c-libfyaml-json

 invalid_correct
stdin:1:9: error: illegal block sequence on the same line as anchor
&anchor - sequence entry
        ^
[NOT]: fy_fetch_anchor_or_alias() failed
[NOT]: fy_fetch_tokens() failed
[NOT]: failed to peek token

c-libyaml-event

 invalid_correct
Parse error: block sequence entries are not allowed in this context
+STR

cpp-yamlcpp-event

 invalid_correct
Exception:
yaml-cpp: error at line 1, column 9: illegal block entry
+STR

dotnet-yamldotnet-event

 invalid_correct
Unhandled exception. YamlDotNet.Core.SemanticErrorException: (Line: 1, Col: 1, Idx: 0) - (Line: 1, Col: 8, Idx: 7): Anchor before sequence entry on same line is not allowed.
   at YamlDotNet.Core.Scanner.FetchBlockEntry()
   at YamlDotNet.Core.Scanner.FetchNextToken()
   at YamlDotNet.Core.Scanner.FetchMoreTokens()
   at YamlDotNet.Core.Scanner.MoveNextWithoutConsuming()
   at YamlDotNet.Core.Parser.GetCurrentToken()
   at YamlDotNet.Core.Parser.ParseDocumentStart(Boolean isImplicit)
   at YamlDotNet.Core.Parser.StateMachine()
   at YamlDotNet.Core.Parser.MoveNext()
   at YamlDotNet.RepresentationModel.LibYamlEventStream.WriteTo(TextWriter textWriter)
   at Program.Main(String[] commandLineArguments)
Aborted (core dumped)
+STR

dotnet-yamldotnet-json

 invalid_correct
Unhandled exception. YamlDotNet.Core.SemanticErrorException: (Line: 1, Col: 1, Idx: 0) - (Line: 1, Col: 8, Idx: 7): Anchor before sequence entry on same line is not allowed.
   at YamlDotNet.Core.Scanner.FetchBlockEntry()
   at YamlDotNet.Core.Scanner.FetchNextToken()
   at YamlDotNet.Core.Scanner.FetchMoreTokens()
   at YamlDotNet.Core.Scanner.MoveNextWithoutConsuming()
   at YamlDotNet.Core.Parser.GetCurrentToken()
   at YamlDotNet.Core.Parser.ParseDocumentStart(Boolean isImplicit)
   at YamlDotNet.Core.Parser.StateMachine()
   at YamlDotNet.Core.Parser.MoveNext()
   at YamlDotNet.Core.ParserExtensions.TryConsume[T](IParser parser, T& event)
   at YamlDotNet.Serialization.Deserializer.Deserialize(IParser parser, Type type)
   at YamlDotNet.Serialization.Deserializer.Deserialize(TextReader input, Type type)
   at YamlDotNet.Serialization.Deserializer.Deserialize(TextReader input)
   at Program.Main(String[] commandLineArguments)
Aborted (core dumped)

hs-hsyaml-event

 invalid_correct
Parsing error near byte offset Pos {posByteOffset = 7, posCharOffset = 7, posLine = 1, posColumn = 7} (Expected start of line)
+STR
+DOC
=VAL &anchor :

hs-hsyaml-json

 invalid_correct
hsyaml-parser: user error (Expected start of line)

java-snakeyaml-event

 invalid_correct
Exception in thread "main" sequence entries are not allowed here
 in 'reader', line 1, column 9:
    &anchor - sequence entry
            ^

	at org.yaml.snakeyaml.scanner.ScannerImpl.fetchBlockEntry(ScannerImpl.java:797)
	at org.yaml.snakeyaml.scanner.ScannerImpl.fetchMoreTokens(ScannerImpl.java:336)
	at org.yaml.snakeyaml.scanner.ScannerImpl.checkToken(ScannerImpl.java:248)
	at org.yaml.snakeyaml.parser.ParserImpl$ParseImplicitDocumentStart.produce(ParserImpl.java:213)
	at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:165)
	at org.yaml.snakeyaml.Yaml$3.hasNext(Yaml.java:677)
	at org.yaml.editor.Snake2Events.yamlToEvents(Snake2Events.java:111)
	at org.yaml.editor.Snake2Events.main(Snake2Events.java:119)

java-snakeyaml-json

 invalid_correct
Exception in thread "main" sequence entries are not allowed here
 in 'reader', line 1, column 9:
    &anchor - sequence entry
            ^

	at org.yaml.snakeyaml.scanner.ScannerImpl.fetchBlockEntry(ScannerImpl.java:797)
	at org.yaml.snakeyaml.scanner.ScannerImpl.fetchMoreTokens(ScannerImpl.java:336)
	at org.yaml.snakeyaml.scanner.ScannerImpl.checkToken(ScannerImpl.java:248)
	at org.yaml.snakeyaml.parser.ParserImpl$ParseImplicitDocumentStart.produce(ParserImpl.java:213)
	at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:165)
	at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:155)
	at org.yaml.snakeyaml.composer.Composer.checkNode(Composer.java:93)
	at org.yaml.snakeyaml.constructor.BaseConstructor.checkData(BaseConstructor.java:124)
	at org.yaml.snakeyaml.Yaml$1.hasNext(Yaml.java:509)
	at org.yaml.editor.Snake2Json.yamlToJson(Snake2Json.java:18)
	at org.yaml.editor.Snake2Json.main(Snake2Json.java:25)

js-jsyaml-json

 invalid_correct
/node/node_modules/js-yaml/lib/loader.js:187
  throw generateError(state, message);
  ^
YAMLException: end of the stream or a document separator is expected (1:9)

 1 | &anchor - sequence entry
-------------^
    at generateError (/node/node_modules/js-yaml/lib/loader.js:183:10)
    at throwError (/node/node_modules/js-yaml/lib/loader.js:187:9)
    at readDocument (/node/node_modules/js-yaml/lib/loader.js:1645:5)
    at loadDocuments (/node/node_modules/js-yaml/lib/loader.js:1688:5)
    at Object.loadAll (/node/node_modules/js-yaml/lib/loader.js:1701:19)
    at Object.<anonymous> (/yaml/bin/js-jsyaml-json:7:13)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:593:12)

js-yaml-event

 invalid_correct
Unexpected scalar at node end at line 1, column 11:

&anchor - sequence entry
          ^^^^^^^^^^^^^^
+STR
+DOC
+SEQ &anchor

js-yaml-json

 invalid_correct
/yaml/bin/js-yaml-json:8
  if (doc.errors.length !== 0) throw doc.errors[0]
                               ^

YAMLParseError: Unexpected scalar at node end at line 1, column 11:

&anchor - sequence entry
          ^^^^^^^^^^^^^^

    at Composer.onError (/node/node_modules/yaml/dist/compose/composer.js:71:34)
    at Object.resolveEnd (/node/node_modules/yaml/dist/compose/resolve-end.js:31:21)
    at Object.composeDoc (/node/node_modules/yaml/dist/compose/compose-doc.js:34:27)
    at Composer.next (/node/node_modules/yaml/dist/compose/composer.js:152:40)
    at next (<anonymous>)
    at Composer.compose (/node/node_modules/yaml/dist/compose/composer.js:134:25)
    at compose.next (<anonymous>)
    at Function.from (<anonymous>)
    at Object.parseAllDocuments (/node/node_modules/yaml/dist/public-api.js:30:24)
    at Object.<anonymous> (/yaml/bin/js-yaml-json:7:19)

lua-lyaml-json

 invalid_correct
luajit: 1:1: block sequence entries are not allowed in this context
stack traceback:
	[C]: in function 'error'
	/usr/local/share/lua/5.1/lyaml/init.lua:306: in function 'error'
	/usr/local/share/lua/5.1/lyaml/init.lua:325: in function 'parse'
	/usr/local/share/lua/5.1/lyaml/init.lua:496: in function 'load'
	/yaml/bin/lua-lyaml-json:6: in main chunk
	[C]: at 0x557f7de78f97

nim-nimyaml-event

 invalid_correct
/tmp/NimYAML-0.16.0/yaml/stream.nim(134) nimyaml_event
/tmp/NimYAML-0.16.0/yaml/stream.nim(106) next
Error: unhandled exception: Unexpected token (expected block content): SeqItemInd [YamlStreamError]
+STR
+DOC

perl-pp-event

 invalid_correct
Line      : 1
Column    : 9
Expected  : ALIAS BLOCK_SCALAR COLON DOC_END DOC_START EOL FLOWMAP_START FLOWSEQ_START PLAIN PLAIN_MULTI QUESTION QUOTED QUOTED_MULTILINE WS
Got       : DASH
Where     : /perl5/lib/perl5/YAML/PP/Parser.pm line 392
YAML      : "- sequence entry\n"
  at /yaml/bin/perl-pp-event line 25.
+STR
+DOC

perl-pp-json

 invalid_correct
Line      : 1
Column    : 9
Expected  : ALIAS BLOCK_SCALAR COLON DOC_END DOC_START EOL FLOWMAP_START FLOWSEQ_START PLAIN PLAIN_MULTI QUESTION QUOTED QUOTED_MULTILINE WS
Got       : DASH
Where     : /perl5/lib/perl5/YAML/PP/Parser.pm line 392
YAML      : "- sequence entry\n"
  at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.

perl-pp-perl

 invalid_correct
Line      : 1
Column    : 9
Expected  : ALIAS BLOCK_SCALAR COLON DOC_END DOC_START EOL FLOWMAP_START FLOWSEQ_START PLAIN PLAIN_MULTI QUESTION QUOTED QUOTED_MULTILINE WS
Got       : DASH
Where     : /perl5/lib/perl5/YAML/PP/Parser.pm line 392
YAML      : "- sequence entry\n"
  at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.

perl-pplibyaml-event

 invalid_correct
YAML::PP::LibYAML Error: The problem:

    block sequence entries are not allowed in this context

was found at , line: 1, column: 9

perl-pplibyaml-json

 invalid_correct
YAML::PP::LibYAML Error: The problem:

    block sequence entries are not allowed in this context

was found at , line: 1, column: 9

perl-pplibyaml-perl

 invalid_correct
YAML::PP::LibYAML Error: The problem:

    block sequence entries are not allowed in this context

was found at , line: 1, column: 9

perl-refparser-event

 invalid_correct
Parser finished before end of input at /perl5/lib/perl5/YAML/Parser.pm line 4047, <> line 1.

perl-tiny-json

 invalid_correct
YAML::Tiny failed to classify line '&anchor - sequence entry' at /yaml/bin/perl-tiny-json line 12.

perl-tiny-perl

 invalid_correct
YAML::Tiny failed to classify line '&anchor - sequence entry' at /yaml/bin/perl-tiny-perl line 15.

perl-xs-json

 invalid_correct
YAML::XS::Load Error: The problem:

    block sequence entries are not allowed in this context

was found at document: 1, line: 1, column: 9

perl-xs-perl

 invalid_correct
YAML::XS::Load Error: The problem:

    block sequence entries are not allowed in this context

was found at document: 1, line: 1, column: 9

perl-yaml-json

 invalid_correct
YAML Error: Expected separator '---'
   Code: YAML_PARSE_ERR_NO_SEPARATOR
   Line: 1
   Document: 2
 at /perl5/lib/perl5/YAML/Loader.pm line 88.

perl-yaml-perl

 invalid_correct
YAML Error: Expected separator '---'
   Code: YAML_PARSE_ERR_NO_SEPARATOR
   Line: 1
   Document: 2
 at /perl5/lib/perl5/YAML/Loader.pm line 88.

py-pyyaml-event

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-pyyaml-event", line 7, in <module>
    for event in yaml.parse(sys.stdin.read()):
  File "/python/lib/python3.7/site-packages/yaml/__init__.py", line 75, in parse
    while loader.check_event():
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 143, in parse_implicit_document_start
    StreamEndToken):
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 116, in check_token
    self.fetch_more_tokens()
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 215, in fetch_more_tokens
    return self.fetch_block_entry()
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 493, in fetch_block_entry
    self.get_mark())
yaml.scanner.ScannerError: sequence entries are not allowed here
  in "<unicode string>", line 1, column 9:
    &anchor - sequence entry
            ^
+STR

py-pyyaml-json

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-pyyaml-json", line 19, in <module>
    for doc in yaml.load_all(sys.stdin.read(), Loader=yaml.FullLoader):
  File "/python/lib/python3.7/site-packages/yaml/__init__.py", line 129, in load_all
    while loader.check_data():
  File "/python/lib/python3.7/site-packages/yaml/constructor.py", line 32, in check_data
    return self.check_node()
  File "/python/lib/python3.7/site-packages/yaml/composer.py", line 22, in check_node
    return not self.check_event(StreamEndEvent)
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 143, in parse_implicit_document_start
    StreamEndToken):
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 116, in check_token
    self.fetch_more_tokens()
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 215, in fetch_more_tokens
    return self.fetch_block_entry()
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 493, in fetch_block_entry
    self.get_mark())
yaml.scanner.ScannerError: sequence entries are not allowed here
  in "<unicode string>", line 1, column 9:
    &anchor - sequence entry
            ^

py-pyyaml-py

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-pyyaml-py", line 36, in <module>
    for doc in yaml.load_all(sys.stdin.read(), Loader=yaml.FullLoader):
  File "/python/lib/python3.7/site-packages/yaml/__init__.py", line 129, in load_all
    while loader.check_data():
  File "/python/lib/python3.7/site-packages/yaml/constructor.py", line 32, in check_data
    return self.check_node()
  File "/python/lib/python3.7/site-packages/yaml/composer.py", line 22, in check_node
    return not self.check_event(StreamEndEvent)
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/yaml/parser.py", line 143, in parse_implicit_document_start
    StreamEndToken):
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 116, in check_token
    self.fetch_more_tokens()
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 215, in fetch_more_tokens
    return self.fetch_block_entry()
  File "/python/lib/python3.7/site-packages/yaml/scanner.py", line 493, in fetch_block_entry
    self.get_mark())
yaml.scanner.ScannerError: sequence entries are not allowed here
  in "<unicode string>", line 1, column 9:
    &anchor - sequence entry
            ^

py-ruamel-event

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-event", line 7, in <module>
    for event in ruamel.yaml.parse(sys.stdin.read()):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/main.py", line 907, in parse
    while loader._parser.check_event():
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 140, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 176, in parse_stream_start
    token.move_comment(self.scanner.peek_token())
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 183, in peek_token
    self.fetch_more_tokens()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 275, in fetch_more_tokens
    return self.fetch_block_entry()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 569, in fetch_block_entry
    None, None, 'sequence entries are not allowed here', self.reader.get_mark()
ruamel.yaml.scanner.ScannerError: sequence entries are not allowed here
  in "<unicode string>", line 1, column 9:
    &anchor - sequence entry
            ^ (line: 1)

py-ruamel-json

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-json", line 19, in <module>
    for doc in ruamel.yaml.load_all(sys.stdin.read(), Loader=ruamel.yaml.Loader):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/main.py", line 975, in load_all
    while loader._constructor.check_data():
  File "/python/lib/python3.7/site-packages/ruamel/yaml/constructor.py", line 100, in check_data
    return self.composer.check_node()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/composer.py", line 58, in check_node
    if self.parser.check_event(StreamStartEvent):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 140, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 176, in parse_stream_start
    token.move_comment(self.scanner.peek_token())
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 183, in peek_token
    self.fetch_more_tokens()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 275, in fetch_more_tokens
    return self.fetch_block_entry()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 569, in fetch_block_entry
    None, None, 'sequence entries are not allowed here', self.reader.get_mark()
ruamel.yaml.scanner.ScannerError: sequence entries are not allowed here
  in "<unicode string>", line 1, column 9:
    &anchor - sequence entry
            ^ (line: 1)

py-ruamel-py

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-py", line 36, in <module>
    for doc in ruamel.yaml.load_all(sys.stdin.read(), Loader=ruamel.yaml.Loader):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/main.py", line 975, in load_all
    while loader._constructor.check_data():
  File "/python/lib/python3.7/site-packages/ruamel/yaml/constructor.py", line 100, in check_data
    return self.composer.check_node()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/composer.py", line 58, in check_node
    if self.parser.check_event(StreamStartEvent):
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 140, in check_event
    self.current_event = self.state()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/parser.py", line 176, in parse_stream_start
    token.move_comment(self.scanner.peek_token())
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 183, in peek_token
    self.fetch_more_tokens()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 275, in fetch_more_tokens
    return self.fetch_block_entry()
  File "/python/lib/python3.7/site-packages/ruamel/yaml/scanner.py", line 569, in fetch_block_entry
    None, None, 'sequence entries are not allowed here', self.reader.get_mark()
ruamel.yaml.scanner.ScannerError: sequence entries are not allowed here
  in "<unicode string>", line 1, column 9:
    &anchor - sequence entry
            ^ (line: 1)

ruby-psych-json

 invalid_correct
/usr/lib/ruby/2.5.0/psych.rb:405:in `parse': (<unknown>): block sequence entries are not allowed in this context at line 1 column 9 (Psych::SyntaxError)
	from /usr/lib/ruby/2.5.0/psych.rb:405:in `parse_stream'
	from /usr/lib/ruby/2.5.0/psych.rb:488:in `load_stream'
	from /yaml/bin/ruby-psych-json:6:in `<main>'