--- &test-6M2F
Title: Aliases in Explicit Block Mapping
Tags: [ alias, empty-key, explicit-key ]
+STR
+DOC
+MAP
=VAL &a :a
=VAL &b :b
=VAL :
=ALI *a
-MAP
-DOC
-STR
error
Syck parser (line 3, column 1): syntax error at /perl5/lib/perl5/x86_64-linux-thread-multi/YAML/Syck.pm line 60, <> line 1.
na
Unhandled exception. YamlDotNet.Core.YamlException: (Line: 1, Col: 1, Idx: 0) - (Line: 1, Col: 1, Idx: 0): Exception during deserialization
---> System.ArgumentNullException: Value cannot be null. (Parameter 'key')
at System.Collections.Generic.Dictionary`2.System.Collections.IDictionary.set_Item(Object key, Object value)
at YamlDotNet.Serialization.NodeDeserializers.DictionaryNodeDeserializer.DeserializeHelper(Type tKey, Type tValue, IParser parser, Func`3 nestedObjectDeserializer, IDictionary result)
at YamlDotNet.Serialization.NodeDeserializers.DictionaryNodeDeserializer.YamlDotNet.Serialization.INodeDeserializer.Deserialize(IParser parser, Type expectedType, Func`3 nestedObjectDeserializer, Object& value)
at YamlDotNet.Serialization.ValueDeserializers.NodeValueDeserializer.DeserializeValue(IParser parser, Type expectedType, SerializerState state, IValueDeserializer nestedObjectDeserializer)
--- End of inner exception stack trace ---
at YamlDotNet.Serialization.ValueDeserializers.NodeValueDeserializer.DeserializeValue(IParser parser, Type expectedType, SerializerState state, IValueDeserializer nestedObjectDeserializer)
at YamlDotNet.Serialization.ValueDeserializers.AliasValueDeserializer.DeserializeValue(IParser parser, Type expectedType, SerializerState state, IValueDeserializer nestedObjectDeserializer)
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)
na
yaml: line 2: did not find expected key
na
Line Col Char Byte Token|Content
1 0 0 0 +DOC |
1 0 0 0 +NODE|
1 0 0 0 +MAP |
1 0 0 0 +PAIR|
1 0 0 0 =SYNX|?
1 1 1 1 =WSPC|.
1 2 2 2 +NODE|
1 2 2 2 +PROP|
1 2 2 2 +ANCH|
1 2 2 2 =SYNX|&
1 3 3 3 =META|a
1 4 4 4 -ANCH|
1 4 4 4 -PROP|
1 4 4 4 =WSPC|.
1 5 5 5 +VAL |
1 5 5 5 =TEXT|a
1 6 6 6 -VAL |
1 6 6 6 -NODE|
1 6 6 6 =EOL |\x0a
2 0 7 7 =SYNX|:
2 1 8 8 =WSPC|.
2 2 9 9 +NODE|
2 2 9 9 +PROP|
2 2 9 9 +ANCH|
2 2 9 9 =SYNX|&
2 3 10 10 =META|b
2 4 11 11 -ANCH|
2 4 11 11 -PROP|
2 4 11 11 =WSPC|.
2 5 12 12 +VAL |
2 5 12 12 =TEXT|b
2 6 13 13 -VAL |
2 6 13 13 -NODE|
2 6 13 13 =EOL |\x0a
3 0 14 14 -PAIR|
3 0 14 14 +PAIR|
3 0 14 14 +NODE|
3 0 14 14 +VAL |
3 0 14 14 -VAL |
3 0 14 14 -NODE|
3 0 14 14 =SYNX|:
3 1 15 15 =WSPC|.
3 2 16 16 +NODE|
3 2 16 16 +ALI |
3 2 16 16 =SYNX|*
3 3 17 17 =META|a
3 4 18 18 -ALI |
3 4 18 18 -NODE|
3 4 18 18 =EOL |\x0a
4 0 19 19 -PAIR|
4 0 19 19 -MAP |
4 0 19 19 -NODE|
4 0 19 19 -DOC |
na
/node/node_modules/js-yaml/lib/loader.js:187
throw generateError(state, message);
^
YAMLException: incomplete explicit mapping pair; a key node is missed; or followed by a non-tabulated empty line (3:1)
1 | ? &a a
2 | : &b b
3 | : *a
-----^
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 readBlockMapping (/node/node_modules/js-yaml/lib/loader.js:1090:9)
at composeNode (/node/node_modules/js-yaml/lib/loader.js:1441:12)
at readDocument (/node/node_modules/js-yaml/lib/loader.js:1625:3)
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) {
reason: 'incomplete explicit mapping pair; a key node is missed; or followed by a non-tabulated empty line',
mark: {
name: null,
buffer: '? &a a\n: &b b\n: *a\n',
position: 14,
line: 2,
column: 0,
snippet: ' 1 | ? &a a\n 2 | : &b b\n 3 | : *a\n-----^'
}
}
Node.js v20.13.1
na
luajit: 2:3: did not find expected key
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:443: in function 'load_node'
/usr/local/share/lua/5.1/lyaml/init.lua:340: in function 'load_node'
/usr/local/share/lua/5.1/lyaml/init.lua:497: in function 'load'
/yaml/bin/lua-lyaml-json:6: in main chunk
[C]: at 0x55c100f97ed0
na
{
"" : "a",
"a" : "b"
}
na
{
'' => 'a',
'a' => 'b'
}
na
YAML::PP::LibYAML Error: The problem:
did not find expected key
was found at , line: 3, column: 1
while parsing a block mapping at line: 1, column: 1
na
Syck parser (line 3, column 1): syntax error at /perl5/lib/perl5/x86_64-linux-thread-multi/YAML/Syck.pm line 60, <> line 1.
na
YAML::Tiny does not support a feature in line '? &a a' at /yaml/bin/perl-tiny-json line 12.
na
YAML::XS::Load Error: The problem:
did not find expected key
was found at document: 1, line: 3, column: 1
while parsing a block mapping at line: 1, column: 1
na
{
"" : "a",
"a" : "b"
}
na
{
'' => 'a',
'a' => 'b'
}
na
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 130, in load_all
yield loader.get_data()
^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/constructor.py", line 45, in get_data
return self.construct_document(self.get_node())
^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 27, in get_node
return self.compose_document()
^^^^^^^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 55, in compose_document
node = self.compose_node(None, None)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 84, in compose_node
node = self.compose_mapping_node(anchor)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 127, in compose_mapping_node
while not self.check_event(MappingEndEvent):
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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 438, in parse_block_mapping_key
raise ParserError("while parsing a block mapping", self.marks[-1],
yaml.parser.ParserError: while parsing a block mapping
in "<unicode string>", line 1, column 1:
? &a a
^
expected <block end>, but found ':'
in "<unicode string>", line 3, column 1:
: *a
^
na
Error json.dumps: <class 'TypeError'>
Traceback (most recent call last):
File "/yaml/bin/py-ruamel-json", line 23, in <module>
print(json.dumps(doc, sort_keys=True, skipkeys=True, indent=2))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.12/json/__init__.py", line 238, in dumps
**kw).encode(obj)
^^^^^^^^^^^
File "/usr/lib/python3.12/json/encoder.py", line 202, in encode
chunks = list(chunks)
^^^^^^^^^^^^
File "/usr/lib/python3.12/json/encoder.py", line 432, in _iterencode
yield from _iterencode_dict(o, _current_indent_level)
File "/usr/lib/python3.12/json/encoder.py", line 354, in _iterencode_dict
items = sorted(dct.items())
^^^^^^^^^^^^^^^^^^^
TypeError: '<' not supported between instances of 'NoneType' and 'str'
na
/ruby/gems/psych/lib/psych.rb:458:in `parse': (<unknown>): did not find expected key while parsing a block mapping 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>'
ni
+STR
+DOC
+MAP
=VAL &a :a
=VAL &b :b
Parse error: did not find expected key
ni
YAML::PP::LibYAML Error: The problem:
did not find expected key
was found at , line: 3, column: 1
while parsing a block mapping at line: 1, column: 1
ni
YAML::Tiny does not support a feature in line '? &a a' at /yaml/bin/perl-tiny-perl line 15.
ni
YAML::XS::Load Error: The problem:
did not find expected key
was found at document: 1, line: 3, column: 1
while parsing a block mapping at line: 1, column: 1
ni
+STR
+DOC
+MAP
=VAL &a :a
=VAL &b :b
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 438, in parse_block_mapping_key
raise ParserError("while parsing a block mapping", self.marks[-1],
yaml.parser.ParserError: while parsing a block mapping
in "<unicode string>", line 1, column 1:
? &a a
^
expected <block end>, but found ':'
in "<unicode string>", line 3, column 1:
: *a
^
ni
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 130, in load_all
yield loader.get_data()
^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/constructor.py", line 45, in get_data
return self.construct_document(self.get_node())
^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 27, in get_node
return self.compose_document()
^^^^^^^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 55, in compose_document
node = self.compose_node(None, None)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 84, in compose_node
node = self.compose_mapping_node(anchor)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/python/lib/python3.12/site-packages/yaml/composer.py", line 127, in compose_mapping_node
while not self.check_event(MappingEndEvent):
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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 438, in parse_block_mapping_key
raise ParserError("while parsing a block mapping", self.marks[-1],
yaml.parser.ParserError: while parsing a block mapping
in "<unicode string>", line 1, column 1:
? &a a
^
expected <block end>, but found ':'
in "<unicode string>", line 3, column 1:
: *a
^