Issue with parsing SemanticTokensClientCapabilitiesRequestsType

[karthiknadig]

Tried testing it with my current client (coc.nvim) and it breaks with the following deserialization message:

ERROR:pygls.protocol:Unable to deserialize message
  + Exception Group Traceback (most recent call last):
  |   File "/home/sroeca/src/Personal/jedi-language-server/.venv/lib/python3.10/site-packages/pygls/protocol.py", line 347, in _deserialize_message
  |     return converter.structure(data, request_type)
  |   File "/home/sroeca/src/Personal/jedi-language-server/.venv/lib/python3.10/site-packages/cattrs/converters.py", line 309, in structure
  |     return self._structure_func.dispatch(cl)(obj, cl)
  |   File "<cattrs generated structure lsprotocol.types.InitializeRequest>", line 26, in structure_InitializeRequest
  |     if errors: raise __c_cve('While structuring ' + 'InitializeRequest', errors, __cl)
  | cattrs.errors.ClassValidationError: While structuring InitializeRequest (1 sub-exception)
  +-+---------------- 1 ----------------
    | Exception Group Traceback (most recent call last):
    |   File "<cattrs generated structure lsprotocol.types.InitializeRequest>", line 10, in structure_InitializeRequest
    |     res['params'] = __c_structure_params(o['params'], __c_type_params)
    |   File "<cattrs generated structure lsprotocol.types.InitializeParams>", line 63, in structure_InitializeParams
    |     if errors: raise __c_cve('While structuring ' + 'InitializeParams', errors, __cl)
    | cattrs.errors.ClassValidationError: While structuring InitializeParams (1 sub-exception)
    | Structuring class InitializeRequest @ attribute params
    +-+---------------- 1 ----------------
      | Exception Group Traceback (most recent call last):
      |   File "<cattrs generated structure lsprotocol.types.InitializeParams>", line 5, in structure_InitializeParams
      |     res['capabilities'] = __c_structure_capabilities(o['capabilities'], __c_type_capabilities)
      |   File "<cattrs generated structure lsprotocol.types.ClientCapabilities>", line 40, in structure_ClientCapabilities
      |     if errors: raise __c_cve('While structuring ' + 'ClientCapabilities', errors, __cl)
      | cattrs.errors.ClassValidationError: While structuring ClientCapabilities (1 sub-exception)
      | Structuring class InitializeParams @ attribute capabilities
      +-+---------------- 1 ----------------
        | Exception Group Traceback (most recent call last):
        |   File "<cattrs generated structure lsprotocol.types.ClientCapabilities>", line 12, in structure_ClientCapabilities
        |     res['text_document'] = __c_structure_text_document(o['textDocument'], __c_type_text_document)
        |   File "/home/sroeca/src/Personal/jedi-language-server/.venv/lib/python3.10/site-packages/cattrs/converters.py", line 574, in _structure_optional
        |     return self._structure_func.dispatch(other)(obj, other)
        |   File "<cattrs generated structure lsprotocol.types.TextDocumentClientCapabilities>", line 184, in structure_TextDocumentClientCapabilities
        |     if errors: raise __c_cve('While structuring ' + 'TextDocumentClientCapabilities', errors, __cl)
        | cattrs.errors.ClassValidationError: While structuring TextDocumentClientCapabilities (1 sub-exception)
        | Structuring class ClientCapabilities @ attribute text_document
        +-+---------------- 1 ----------------
          | Exception Group Traceback (most recent call last):
          |   File "<cattrs generated structure lsprotocol.types.TextDocumentClientCapabilities>", line 144, in structure_TextDocumentClientCapabilities
          |     res['semantic_tokens'] = __c_structure_semantic_tokens(o['semanticTokens'], __c_type_semantic_tokens)
          |   File "/home/sroeca/src/Personal/jedi-language-server/.venv/lib/python3.10/site-packages/cattrs/converters.py", line 574, in _structure_optional
          |     return self._structure_func.dispatch(other)(obj, other)
          |   File "<cattrs generated structure lsprotocol.types.SemanticTokensClientCapabilities>", line 54, in structure_SemanticTokensClientCapabilities
          |     if errors: raise __c_cve('While structuring ' + 'SemanticTokensClientCapabilities', errors, __cl)
          | cattrs.errors.ClassValidationError: While structuring SemanticTokensClientCapabilities (1 sub-exception)
          | Structuring class TextDocumentClientCapabilities @ attribute semantic_tokens
          +-+---------------- 1 ----------------
            | Exception Group Traceback (most recent call last):
            |   File "<cattrs generated structure lsprotocol.types.SemanticTokensClientCapabilities>", line 5, in structure_SemanticTokensClientCapabilities
            |     res['requests'] = __c_structure_requests(o['requests'], __c_type_requests)
            |   File "<cattrs generated structure lsprotocol.types.SemanticTokensClientCapabilitiesRequestsType>", line 16, in structure_SemanticTokensClientCapabilitiesRequestsType
            |     if errors: raise __c_cve('While structuring ' + 'SemanticTokensClientCapabilitiesRequestsType', errors, __cl)
            | cattrs.errors.ClassValidationError: While structuring SemanticTokensClientCapabilitiesRequestsType (1 sub-exception)
            | Structuring class SemanticTokensClientCapabilities @ attribute requests
            +-+---------------- 1 ----------------
              | Traceback (most recent call last):
              |   File "<cattrs generated structure lsprotocol.types.SemanticTokensClientCapabilitiesRequestsType>", line 12, in structure_SemanticTokensClientCapabilitiesRequestsType
              |     res['full'] = __c_structure_full(o['full'], __c_type_full)
              |   File "/home/sroeca/src/Personal/jedi-language-server/.venv/lib/python3.10/site-packages/cattrs/converters.py", line 377, in _structure_error
              |     raise StructureHandlerNotFoundError(msg, type_=cl)
              | cattrs.errors.StructureHandlerNotFoundError: Unsupported type: typing.Union[bool, lsprotocol.types.SemanticTokensClientCapabilitiesRequestsTypeFullType1, NoneType]. Register a structure hook for it.
              | Structuring class SemanticTokensClientCapabilitiesRequestsType @ attribute full
              +------------------------------------

Validation of this breaks:

[Trace - 12:05:09 PM] Sending request 'initialize - (0)'.
Params: {
    "processId": 1105947,
    "rootPath": "/home/sroeca/src/Personal/jedi-language-server",
    "rootUri": "file:///home/sroeca/src/Personal/jedi-language-server",
    "capabilities": {
        "workspace": {
            "applyEdit": true,
            "workspaceEdit": {
                "documentChanges": true,
                "resourceOperations": [
                    "create",
                    "rename",
                    "delete"
                ],
                "failureHandling": "undo",
                "normalizesLineEndings": true,
                "changeAnnotationSupport": {
                    "groupsOnLabel": false
                }
            },
            "didChangeConfiguration": {
                "dynamicRegistration": true
            },
            "didChangeWatchedFiles": {
                "dynamicRegistration": true,
                "relativePatternSupport": true
            },
            "codeLens": {
                "refreshSupport": true
            },
            "executeCommand": {
                "dynamicRegistration": true
            },
            "configuration": true,
            "fileOperations": {
                "dynamicRegistration": true,
                "didCreate": true,
                "didRename": true,
                "didDelete": true,
                "willCreate": true,
                "willRename": true,
                "willDelete": true
            },
            "semanticTokens": {
                "refreshSupport": true
            },
            "inlayHint": {
                "refreshSupport": true
            },
            "inlineValue": {
                "refreshSupport": true
            },
            "diagnostics": {
                "refreshSupport": true
            },
            "symbol": {
                "dynamicRegistration": true,
                "symbolKind": {
                    "valueSet": [
                        1,
                        2,
                        3,
                        4,
                        5,
                        6,
                        7,
                        8,
                        9,
                        10,
                        11,
                        12,
                        13,
                        14,
                        15,
                        16,
                        17,
                        18,
                        19,
                        20,
                        21,
                        22,
                        23,
                        24,
                        25,
                        26
                    ]
                },
                "tagSupport": {
                    "valueSet": [
                        1
                    ]
                },
                "resolveSupport": {
                    "properties": [
                        "location.range"
                    ]
                }
            },
            "workspaceFolders": true
        },
        "textDocument": {
            "publishDiagnostics": {
                "relatedInformation": true,
                "versionSupport": true,
                "tagSupport": {
                    "valueSet": [
                        1,
                        2
                    ]
                },
                "codeDescriptionSupport": true,
                "dataSupport": true
            },
            "synchronization": {
                "dynamicRegistration": true,
                "willSave": true,
                "willSaveWaitUntil": true,
                "didSave": true
            },
            "completion": {
                "dynamicRegistration": true,
                "contextSupport": true,
                "completionItem": {
                    "snippetSupport": true,
                    "commitCharactersSupport": true,
                    "documentationFormat": [
                        "markdown",
                        "plaintext"
                    ],
                    "deprecatedSupport": true,
                    "preselectSupport": true,
                    "insertReplaceSupport": true,
                    "tagSupport": {
                        "valueSet": [
                            1
                        ]
                    },
                    "resolveSupport": {
                        "properties": [
                            "documentation",
                            "detail",
                            "additionalTextEdits"
                        ]
                    },
                    "labelDetailsSupport": true,
                    "insertTextModeSupport": {
                        "valueSet": [
                            1,
                            2
                        ]
                    }
                },
                "completionItemKind": {
                    "valueSet": [
                        1,
                        2,
                        3,
                        4,
                        5,
                        6,
                        7,
                        8,
                        9,
                        10,
                        11,
                        12,
                        13,
                        14,
                        15,
                        16,
                        17,
                        18,
                        19,
                        20,
                        21,
                        22,
                        23,
                        24,
                        25
                    ]
                },
                "insertTextMode": 2,
                "completionList": {
                    "itemDefaults": [
                        "commitCharacters",
                        "editRange",
                        "insertTextFormat",
                        "insertTextMode"
                    ]
                }
            },
            "hover": {
                "dynamicRegistration": true,
                "contentFormat": [
                    "markdown",
                    "plaintext"
                ]
            },
            "signatureHelp": {
                "dynamicRegistration": true,
                "contextSupport": true,
                "signatureInformation": {
                    "documentationFormat": [
                        "markdown",
                        "plaintext"
                    ],
                    "activeParameterSupport": true,
                    "parameterInformation": {
                        "labelOffsetSupport": true
                    }
                }
            },
            "references": {
                "dynamicRegistration": true
            },
            "definition": {
                "dynamicRegistration": true,
                "linkSupport": true
            },
            "documentHighlight": {
                "dynamicRegistration": true
            },
            "documentSymbol": {
                "dynamicRegistration": true,
                "symbolKind": {
                    "valueSet": [
                        1,
                        2,
                        3,
                        4,
                        5,
                        6,
                        7,
                        8,
                        9,
                        10,
                        11,
                        12,
                        13,
                        14,
                        15,
                        16,
                        17,
                        18,
                        19,
                        20,
                        21,
                        22,
                        23,
                        24,
                        25,
                        26
                    ]
                },
                "hierarchicalDocumentSymbolSupport": true,
                "tagSupport": {
                    "valueSet": [
                        1
                    ]
                },
                "labelSupport": true
            },
            "codeAction": {
                "dynamicRegistration": true,
                "isPreferredSupport": true,
                "disabledSupport": true,
                "dataSupport": true,
                "honorsChangeAnnotations": false,
                "resolveSupport": {
                    "properties": [
                        "edit"
                    ]
                },
                "codeActionLiteralSupport": {
                    "codeActionKind": {
                        "valueSet": [
                            "",
                            "quickfix",
                            "refactor",
                            "refactor.extract",
                            "refactor.inline",
                            "refactor.rewrite",
                            "source",
                            "source.organizeImports"
                        ]
                    }
                }
            },
            "codeLens": {
                "dynamicRegistration": true
            },
            "formatting": {
                "dynamicRegistration": true
            },
            "rangeFormatting": {
                "dynamicRegistration": true
            },
            "onTypeFormatting": {
                "dynamicRegistration": true
            },
            "rename": {
                "dynamicRegistration": true,
                "prepareSupport": true,
                "honorsChangeAnnotations": true,
                "prepareSupportDefaultBehavior": 1
            },
            "documentLink": {
                "dynamicRegistration": true,
                "tooltipSupport": true
            },
            "typeDefinition": {
                "dynamicRegistration": true,
                "linkSupport": true
            },
            "implementation": {
                "dynamicRegistration": true,
                "linkSupport": true
            },
            "declaration": {
                "dynamicRegistration": true,
                "linkSupport": true
            },
            "colorProvider": {
                "dynamicRegistration": true
            },
            "foldingRange": {
                "dynamicRegistration": true,
                "rangeLimit": 5000,
                "lineFoldingOnly": true,
                "foldingRangeKind": {
                    "valueSet": [
                        "comment",
                        "imports",
                        "region"
                    ]
                },
                "foldingRange": {
                    "collapsedText": false
                }
            },
            "selectionRange": {
                "dynamicRegistration": true
            },
            "callHierarchy": {
                "dynamicRegistration": true
            },
            "linkedEditingRange": {
                "dynamicRegistration": true
            },
            "semanticTokens": {
                "dynamicRegistration": true,
                "tokenTypes": [
                    "namespace",
                    "type",
                    "class",
                    "enum",
                    "interface",
                    "struct",
                    "typeParameter",
                    "parameter",
                    "variable",
                    "property",
                    "enumMember",
                    "event",
                    "function",
                    "method",
                    "macro",
                    "keyword",
                    "modifier",
                    "comment",
                    "string",
                    "number",
                    "regexp",
                    "decorator",
                    "operator"
                ],
                "tokenModifiers": [
                    "declaration",
                    "definition",
                    "readonly",
                    "static",
                    "deprecated",
                    "abstract",
                    "async",
                    "modification",
                    "documentation",
                    "defaultLibrary"
                ],
                "formats": [
                    "relative"
                ],
                "requests": {
                    "range": true,
                    "full": {
                        "delta": true
                    }
                },
                "multilineTokenSupport": false,
                "overlappingTokenSupport": false,
                "serverCancelSupport": true,
                "augmentsSyntaxTokens": true
            },
            "inlayHint": {
                "dynamicRegistration": true,
                "resolveSupport": {
                    "properties": [
                        "tooltip",
                        "textEdits",
                        "label.tooltip",
                        "label.location",
                        "label.command"
                    ]
                }
            },
            "inlineValue": {
                "dynamicRegistration": true
            },
            "diagnostic": {
                "dynamicRegistration": true,
                "relatedDocumentSupport": true
            },
            "typeHierarchy": {
                "dynamicRegistration": true
            }
        },
        "window": {
            "showMessage": {
                "messageActionItem": {
                    "additionalPropertiesSupport": true
                }
            },
            "showDocument": {
                "support": true
            },
            "workDoneProgress": true
        },
        "general": {
            "regularExpressions": {
                "engine": "ECMAScript",
                "version": "ES2020"
            },
            "markdown": {
                "parser": "marked",
                "version": "4.0.10"
            },
            "positionEncodings": [
                "utf-16"
            ],
            "staleRequestSupport": {
                "cancel": true,
                "retryOnContentModified": [
                    "textDocument/inlayHint",
                    "textDocument/semanticTokens/full",
                    "textDocument/semanticTokens/range",
                    "textDocument/semanticTokens/full/delta"
                ]
            }
        }
    },
    "initializationOptions": {
        "enable": true,
        "startupMessage": false,
        "trace": {
            "server": "verbose"
        },
        "jediSettings": {
            "autoImportModules": [
                "pygls"
            ],
            "caseInsensitiveCompletion": true,
            "debug": false
        },
        "executable": {
            "args": [],
            "command": "jedi-language-server"
        },
        "codeAction": {
            "nameExtractFunction": "jls_extract_def",
            "nameExtractVariable": "jls_extract_var"
        },
        "completion": {
            "disableSnippets": false,
            "resolveEagerly": false,
            "ignorePatterns": []
        },
        "diagnostics": {
            "enable": true,
            "didOpen": true,
            "didChange": true,
            "didSave": true
        },
        "hover": {
            "enable": true,
            "disable": {
                "class": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "function": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "instance": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "keyword": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "module": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "param": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "path": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "property": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                },
                "statement": {
                    "all": false,
                    "names": [],
                    "fullNames": []
                }
            }
        },
        "workspace": {
            "extraPaths": [],
            "symbols": {
                "maxSymbols": 20,
                "ignoreFolders": [
                    ".nox",
                    ".tox",
                    ".venv",
                    "__pycache__",
                    "venv"
                ]
            }
        }
    },
    "trace": "verbose",
    "workspaceFolders": [
        {
            "uri": "file:///home/sroeca/src/Personal/jedi-language-server",
            "name": "jedi-language-server"
        }
    ],
    "locale": "en_US",
    "clientInfo": {
        "name": "coc.nvim",
        "version": "0.0.82"
    }
}

Originally posted by @pappasam in pappasam/jedi-language-server#230 (comment)