# YAML Test Matrix

--- &test-4H7K
  Title: Flow sequence with invalid extra closing bracket
  Tags: [ error, flow, sequence ]

YAML

---
[ a, b, c ] ]

Expected Events

+STR
+DOC ---
+SEQ
=VAL :a
=VAL :b
=VAL :c
-SEQ
-DOC

Expected JSON



hs-reference-yeast

 invalid_incorrect
Line  Col Char Byte Token|Content
   1    0    0    0 +DOC |
   1    0    0    0 =HEAD|---
   1    3    3    3 +NODE|
   1    3    3    3 +VAL |
   1    3    3    3 -VAL |
   1    3    3    3 -NODE|
   1    3    3    3 =EOL |\x0a
   2    0    4    4 =REST|[.a,.b,.c.].]
   2   13   17   17 =REST|\x0a
   3    0   18   18 -DOC |

c-libfyaml-event

 invalid_correct
stdin:2:13: error: flow sequence with invalid extra closing bracket
[ a, b, c ] ]
            ^
+STR
+DOC ---

c-libfyaml-json

 invalid_correct
stdin:2:13: error: flow sequence with invalid extra closing bracket
[ a, b, c ] ]
            ^

c-libyaml-event

 invalid_correct
Parse error: did not find expected <document start>
+STR
+DOC ---
+SEQ []
=VAL :a
=VAL :b
=VAL :c
-SEQ
-DOC

cpp-rapidyaml-event

 invalid_correct
-:2:13: (16B): ERROR: parse error
-:2:13: [ a, b, c ] ]  (size=13)
                    ^  (cols 13-14)

cpp-yamlcpp-event

 invalid_correct
Exception:
yaml-cpp: error at line 2, column 13: illegal flow end
+STR
+DOC

dotnet-yamldotnet-event

 invalid_correct
Unhandled exception. YamlDotNet.Core.SemanticErrorException: (Line: 2, Col: 13, Idx: 16) - (Line: 2, Col: 13, Idx: 16): Did not find expected <document start>.
   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
+DOC ---
+SEQ
=VAL :a
=VAL :b
=VAL :c
-SEQ
-DOC

dotnet-yamldotnet-json

 invalid_correct
Unhandled exception. YamlDotNet.Core.SemanticErrorException: (Line: 2, Col: 13, Idx: 16) - (Line: 2, Col: 13, Idx: 16): Did not find expected <document start>.
   at YamlDotNet.Core.Parser.ParseDocumentStart(Boolean isImplicit)
   at YamlDotNet.Core.Parser.StateMachine()
   at YamlDotNet.Core.Parser.MoveNext()
   at YamlDotNet.Core.ParserExtensions.Consume[T](IParser parser)
   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)

go-yaml-json

 invalid_correct
yaml: line 1: did not find expected <document start>
["a","b","c"]

hs-hsyaml-event

 invalid_correct
Parsing error near byte offset Pos {posByteOffset = 4, posCharOffset = 4, posLine = 2, posColumn = 0} (Lexical error near "[ a, b, c ] ]")
+STR
+DOC ---
=VAL :

hs-hsyaml-json

 invalid_correct
hsyaml-parser: user error (Lexical error near "[ a, b, c ] ]")

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 (2:13)

 1 | ---
 2 | [ a, b, c ] ]
-----------------^
    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 (node:internal/modules/cjs/loader:1358:14)
    at Module._extensions..js (node:internal/modules/cjs/loader:1416:10)
    at Module.load (node:internal/modules/cjs/loader:1208:32)
    at Module._load (node:internal/modules/cjs/loader:1024:12) {
  reason: 'end of the stream or a document separator is expected',
  mark: {
    name: null,
    buffer: '---\n[ a, b, c ] ]\n',
    position: 16,
    line: 1,
    column: 12,
    snippet: ' 1 | ---\n 2 | [ a, b, c ] ]\n-----------------^'
  }
}

Node.js v20.13.1

js-yaml-event

 invalid_correct
Unexpected flow-seq-end token in YAML stream: "]" at line 2, column 13:

[ a, b, c ] ]
            ^
+STR
+DOC ---
+SEQ []
=VAL :a
=VAL :b
=VAL :c
-SEQ
-DOC
-STR

js-yaml-json

 invalid_correct
/yaml/bin/js-yaml-json:9
    if (doc.errors.length !== 0) throw doc.errors[0]
                                 ^

YAMLParseError: Unexpected flow-seq-end token in YAML stream: "]" at line 2, column 13:

[ a, b, c ] ]
            ^

    at Composer.next (/node/node_modules/yaml/dist/compose/composer.js:170:31)
    at next (<anonymous>)
    at Composer.compose (/node/node_modules/yaml/dist/compose/composer.js:131:25)
    at compose.next (<anonymous>)
    at Function.from (<anonymous>)
    at Object.parseAllDocuments (/node/node_modules/yaml/dist/public-api.js:28:24)
    at Object.<anonymous> (/yaml/bin/js-yaml-json:7:19)
    at Module._compile (node:internal/modules/cjs/loader:1358:14)
    at Module._extensions..js (node:internal/modules/cjs/loader:1416:10)
    at Module.load (node:internal/modules/cjs/loader:1208:32) {
  code: 'UNEXPECTED_TOKEN',
  pos: [ 16, 17 ],
  linePos: [ { line: 2, col: 13 }, { line: 2, col: 14 } ]
}

Node.js v20.13.1

lua-lyaml-json

 invalid_correct
luajit: 2:13: did not find expected <document start>
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 0x55ef9c590ed0

nim-nimyaml-event

 invalid_correct
/tmp/NimYAML-0.16.0/yaml/stream.nim(134) nimyaml_event
/tmp/NimYAML-0.16.0/yaml/stream.nim(99) next
/tmp/NimYAML-0.16.0/yaml/parser.nim(160) :anonymous
/tmp/NimYAML-0.16.0/yaml/parser.nim(470) atBlockIndentationProps
/tmp/NimYAML-0.16.0/yaml/stream.nim(106) next
[[reraised from:
/tmp/NimYAML-0.16.0/yaml/stream.nim(134) nimyaml_event
/tmp/NimYAML-0.16.0/yaml/stream.nim(101) next
]]
Error: unhandled exception: No flow collection to leave! [YamlStreamError]
+STR
+DOC ---

perl-pp-event

 invalid_correct
Line      : 2
Column    : 12
Expected  : EOL
Got       : WS
Where     : /perl5/lib/perl5/YAML/PP/Parser.pm line 392
YAML      : " ]"
  at /yaml/bin/perl-pp-event line 46.
+STR
+DOC ---
+SEQ []
=VAL :a
=VAL :b
=VAL :c
-SEQ

perl-pp-json

 invalid_correct
Line      : 2
Column    : 12
Expected  : EOL
Got       : WS
Where     : /perl5/lib/perl5/YAML/PP/Parser.pm line 392
YAML      : " ]"
  at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.

perl-pp-perl

 invalid_correct
Line      : 2
Column    : 12
Expected  : EOL
Got       : WS
Where     : /perl5/lib/perl5/YAML/PP/Parser.pm line 392
YAML      : " ]"
  at /perl5/lib/perl5/YAML/PP/Loader.pm line 94.

perl-pplibyaml-json

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

    did not find expected <document start>

was found at , line: 2, column: 13

perl-pplibyaml-perl

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

    did not find expected <document start>

was found at , line: 2, column: 13

perl-refparser-event

 invalid_correct
Parser finished before end of input at /perl5/lib/perl5/YAML/Parser.pm line 4056, <> line 1.

perl-syck-json

 invalid_correct
Syck parser (line 2, column 13): syntax error at /perl5/lib/perl5/x86_64-linux-thread-multi/YAML/Syck.pm line 60, <> line 1.

perl-syck-perl

 invalid_correct
Syck parser (line 2, column 13): syntax error at /perl5/lib/perl5/x86_64-linux-thread-multi/YAML/Syck.pm line 60, <> line 1.

perl-tiny-json

 invalid_correct
YAML::Tiny failed to classify line '[ a, b, c ] ]' at /yaml/bin/perl-tiny-json line 12.

perl-tiny-perl

 invalid_correct
YAML::Tiny failed to classify line '[ a, b, c ] ]' at /yaml/bin/perl-tiny-perl line 15.

perl-xs-json

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

    did not find expected <document start>

was found at document: 2, line: 2, column: 13

perl-xs-perl

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

    did not find expected <document start>

was found at document: 2, line: 2, column: 13

perl-yaml-json

 invalid_correct
YAML Error: Expected separator '---'
   Code: YAML_PARSE_ERR_NO_SEPARATOR
   Line: 2
   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: 2
   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/python3.12/site-packages/yaml/__init__.py", line 75, in parse
    while loader.check_event():
          ^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
                         ^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/parser.py", line 171, in parse_document_start
    raise ParserError(None, None,
yaml.parser.ParserError: expected '<document start>', but found ']'
  in "<unicode string>", line 2, column 13:
    [ a, b, c ] ]
                ^
+STR
+DOC ---
+SEQ []
=VAL :a
=VAL :b
=VAL :c
-SEQ
-DOC

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/python3.12/site-packages/yaml/__init__.py", line 129, in load_all
    while loader.check_data():
          ^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/constructor.py", line 32, in check_data
    return self.check_node()
           ^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/composer.py", line 18, in check_node
    if self.check_event(StreamStartEvent):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
                         ^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/parser.py", line 171, in parse_document_start
    raise ParserError(None, None,
yaml.parser.ParserError: expected '<document start>', but found ']'
  in "<unicode string>", line 2, column 13:
    [ a, b, c ] ]
                ^
[
  "a",
  "b",
  "c"
]

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/python3.12/site-packages/yaml/__init__.py", line 129, in load_all
    while loader.check_data():
          ^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/constructor.py", line 32, in check_data
    return self.check_node()
           ^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/composer.py", line 18, in check_node
    if self.check_event(StreamStartEvent):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/parser.py", line 98, in check_event
    self.current_event = self.state()
                         ^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/yaml/parser.py", line 171, in parse_document_start
    raise ParserError(None, None,
yaml.parser.ParserError: expected '<document start>', but found ']'
  in "<unicode string>", line 2, column 13:
    [ a, b, c ] ]
                ^
['a', 'b', 'c']

py-ruamel-event

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-event", line 9, in <module>
    for event in yaml.parse(sys.stdin.read()):
  File "/python/lib/python3.12/site-packages/ruamel/yaml/main.py", line 371, in parse
    while parser.check_event():
          ^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/parser.py", line 141, in check_event
    self.current_event = self.state()
                         ^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/parser.py", line 211, in parse_document_start
    raise ParserError(
ruamel.yaml.parser.ParserError: expected '<document start>', but found (']',)
  in "<unicode string>", line 2, column 13:
    [ a, b, c ] ]
                ^ (line: 2)
+STR
+DOC ---
+SEQ []
=VAL :a
=VAL :b
=VAL :c
-SEQ
-DOC

py-ruamel-json

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-json", line 21, in <module>
    for doc in yaml.load_all(sys.stdin.read()):
  File "/python/lib/python3.12/site-packages/ruamel/yaml/main.py", line 475, in load_all
    while constructor.check_data():
          ^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/constructor.py", line 105, in check_data
    return self.composer.check_node()
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/composer.py", line 54, in check_node
    if self.parser.check_event(StreamStartEvent):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/parser.py", line 141, in check_event
    self.current_event = self.state()
                         ^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/parser.py", line 211, in parse_document_start
    raise ParserError(
ruamel.yaml.parser.ParserError: expected '<document start>', but found (']',)
  in "<unicode string>", line 2, column 13:
    [ a, b, c ] ]
                ^ (line: 2)
[
  "a",
  "b",
  "c"
]

py-ruamel-py

 invalid_correct
Traceback (most recent call last):
  File "/yaml/bin/py-ruamel-py", line 38, in <module>
    for doc in yaml.load_all(sys.stdin.read()):
  File "/python/lib/python3.12/site-packages/ruamel/yaml/main.py", line 475, in load_all
    while constructor.check_data():
          ^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/constructor.py", line 105, in check_data
    return self.composer.check_node()
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/composer.py", line 54, in check_node
    if self.parser.check_event(StreamStartEvent):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/parser.py", line 141, in check_event
    self.current_event = self.state()
                         ^^^^^^^^^^^^
  File "/python/lib/python3.12/site-packages/ruamel/yaml/parser.py", line 211, in parse_document_start
    raise ParserError(
ruamel.yaml.parser.ParserError: expected '<document start>', but found (']',)
  in "<unicode string>", line 2, column 13:
    [ a, b, c ] ]
                ^ (line: 2)
['a', 'b', 'c']

ruby-psych-json

 invalid_correct
/ruby/gems/psych/lib/psych.rb:458:in `parse': (<unknown>): did not find expected <document start> at line 1 column 1 (Psych::SyntaxError)
	from /ruby/gems/psych/lib/psych.rb:458:in `parse_stream'
	from /ruby/gems/psych/lib/psych.rb:632:in `load_stream'
	from /yaml/bin/ruby-psych-json:6:in `<main>'

rust-yamlrust-event

 invalid_correct
Error: ScanError { mark: Marker { index: 16, line: 2, col: 12 }, info: "did not find expected <document start>" }
+STR
+DOC
+SEQ
=VAL :a
=VAL :b
=VAL :c
-SEQ
-DOC