antlr4ts/Recognizer.js.map

ANTLR 4 runtime for JavaScript written in Typescript

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All rights reserved.\r\n * Licensed under the BSD-3-Clause license. See LICENSE file in the project root for license information.\r\n */\r\n\r\n// ConvertTo-TS run at 2016-10-04T11:26:57.1954441-07:00\r\nimport { ANTLRErrorListener } from \"./ANTLRErrorListener\";\r\nimport { ATN } from \"./atn/ATN\";\r\nimport { ATNSimulator } from \"./atn/ATNSimulator\";\r\nimport { ConsoleErrorListener } from \"./ConsoleErrorListener\";\r\nimport { IntStream } from \"./IntStream\";\r\nimport { ParseInfo } from \"./atn/ParseInfo\";\r\nimport { ProxyErrorListener } from \"./ProxyErrorListener\";\r\nimport { RecognitionException } from \"./RecognitionException\";\r\nimport { RuleContext } from \"./RuleContext\";\r\nimport { SuppressWarnings, NotNull } from \"./Decorators\";\r\nimport { Token } from \"./Token\";\r\nimport { Vocabulary } from \"./Vocabulary\";\r\nimport { VocabularyImpl } from \"./VocabularyImpl\";\r\n\r\nimport * as Utils from \"./misc/Utils\";\r\n\r\nexport abstract class Recognizer<TSymbol, ATNInterpreter extends ATNSimulator> {\r\n\tpublic static readonly EOF: number = -1;\r\n\r\n\tprivate static tokenTypeMapCache =\r\n\t\tnew WeakMap<Vocabulary, ReadonlyMap<string, number>>();\r\n\tprivate static ruleIndexMapCache =\r\n\t\tnew WeakMap<string[], ReadonlyMap<string, number>>();\r\n\r\n\t@SuppressWarnings(\"serial\")\r\n\t@NotNull\r\n\tprivate readonly _listeners: Array<ANTLRErrorListener<TSymbol>> = [ConsoleErrorListener.INSTANCE];\r\n\r\n\tprotected _interp!: ATNInterpreter;\r\n\r\n\tprivate _stateNumber = -1;\r\n\r\n\tpublic abstract readonly ruleNames: string[];\r\n\r\n\t/**\r\n\t * Get the vocabulary used by the recognizer.\r\n\t *\r\n\t * @returns A {@link Vocabulary} instance providing information about the\r\n\t * vocabulary used by the grammar.\r\n\t */\r\n\tpublic abstract readonly vocabulary: Vocabulary;\r\n\r\n\t/**\r\n\t * Get a map from token names to token types.\r\n\t *\r\n\t * Used for XPath and tree pattern compilation.\r\n\t */\r\n\t@NotNull\r\n\tpublic getTokenTypeMap(): ReadonlyMap<string, number> {\r\n\t\tlet vocabulary: Vocabulary = this.vocabulary;\r\n\t\tlet result = Recognizer.tokenTypeMapCache.get(vocabulary);\r\n\t\tif (result == null) {\r\n\t\t\tlet intermediateResult = new Map<string, number>();\r\n\t\t\tfor (let i = 0; i <= this.atn.maxTokenType; i++) {\r\n\t\t\t\tlet literalName = vocabulary.getLiteralName(i);\r\n\t\t\t\tif (literalName != null) {\r\n\t\t\t\t\tintermediateResult.set(literalName, i);\r\n\t\t\t\t}\r\n\r\n\t\t\t\tlet symbolicName = vocabulary.getSymbolicName(i);\r\n\t\t\t\tif (symbolicName != null) {\r\n\t\t\t\t\tintermediateResult.set(symbolicName, i);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\r\n\t\t\tintermediateResult.set(\"EOF\", Token.EOF);\r\n\t\t\tresult = intermediateResult;\r\n\t\t\tRecognizer.tokenTypeMapCache.set(vocabulary, result);\r\n\t\t}\r\n\r\n\t\treturn result;\r\n\t}\r\n\r\n\t/**\r\n\t * Get a map from rule names to rule indexes.\r\n\t *\r\n\t * Used for XPath and tree pattern compilation.\r\n\t */\r\n\t@NotNull\r\n\tpublic getRuleIndexMap(): ReadonlyMap<string, number> {\r\n\t\tlet ruleNames: string[] = this.ruleNames;\r\n\t\tif (ruleNames == null) {\r\n\t\t\tthrow new Error(\"The current recognizer does not provide a list of rule names.\");\r\n\t\t}\r\n\r\n\t\tlet result: ReadonlyMap<string, number> | undefined = Recognizer.ruleIndexMapCache.get(ruleNames);\r\n\t\tif (result == null) {\r\n\t\t\tresult = Utils.toMap(ruleNames);\r\n\t\t\tRecognizer.ruleIndexMapCache.set(ruleNames, result);\r\n\t\t}\r\n\r\n\t\treturn result;\r\n\t}\r\n\r\n\tpublic getTokenType(tokenName: string): number {\r\n\t\tlet ttype = this.getTokenTypeMap().get(tokenName);\r\n\t\tif (ttype != null) {\r\n\t\t\treturn ttype;\r\n\t\t}\r\n\t\treturn Token.INVALID_TYPE;\r\n\t}\r\n\r\n\t/**\r\n\t * If this recognizer was generated, it will have a serialized ATN\r\n\t * representation of the grammar.\r\n\t *\r\n\t * For interpreters, we don't know their serialized ATN despite having\r\n\t * created the interpreter from it.\r\n\t */\r\n\t@NotNull\r\n\tget serializedATN(): string {\r\n\t\tthrow new Error(\"there is no serialized ATN\");\r\n\t}\r\n\r\n\t/** For debugging and other purposes, might want the grammar name.\r\n\t *  Have ANTLR generate an implementation for this method.\r\n\t */\r\n\tpublic abstract readonly grammarFileName: string;\r\n\r\n\t/**\r\n\t * Get the {@link ATN} used by the recognizer for prediction.\r\n\t *\r\n\t * @returns The {@link ATN} used by the recognizer for prediction.\r\n\t */\r\n\t@NotNull\r\n\tget atn(): ATN {\r\n\t\treturn this._interp.atn;\r\n\t}\r\n\r\n\t/**\r\n\t * Get the ATN interpreter used by the recognizer for prediction.\r\n\t *\r\n\t * @returns The ATN interpreter used by the recognizer for prediction.\r\n\t */\r\n\t@NotNull\r\n\tget interpreter(): ATNInterpreter {\r\n\t\treturn this._interp;\r\n\t}\r\n\r\n\t/**\r\n\t * Set the ATN interpreter used by the recognizer for prediction.\r\n\t *\r\n\t * @param interpreter The ATN interpreter used by the recognizer for\r\n\t * prediction.\r\n\t */\r\n\tset interpreter(@NotNull interpreter: ATNInterpreter) {\r\n\t\tthis._interp = interpreter;\r\n\t}\r\n\r\n\t/** If profiling during the parse/lex, this will return DecisionInfo records\r\n\t *  for each decision in recognizer in a ParseInfo object.\r\n\t *\r\n\t * @since 4.3\r\n\t */\r\n\tget parseInfo(): Promise<ParseInfo | undefined> {\r\n\t\treturn Promise.resolve(undefined);\r\n\t}\r\n\r\n\t/** What is the error header, normally line/character position information? */\r\n\t@NotNull\r\n\tpublic getErrorHeader(@NotNull e: RecognitionException): string {\r\n\t\tlet token = e.getOffendingToken();\r\n\t\tif (!token) {\r\n\t\t\treturn \"\";\r\n\t\t}\r\n\t\tlet line = token.line;\r\n\t\tlet charPositionInLine: number = token.charPositionInLine;\r\n\t\treturn \"line \" + line + \":\" + charPositionInLine;\r\n\t}\r\n\r\n\t/**\r\n\t * @exception NullPointerException if `listener` is `undefined`.\r\n\t */\r\n\tpublic addErrorListener(@NotNull listener: ANTLRErrorListener<TSymbol>): void {\r\n\t\tif (!listener) {\r\n\t\t\tthrow new TypeError(\"listener must not be null\");\r\n\t\t}\r\n\t\tthis._listeners.push(listener);\r\n\t}\r\n\r\n\tpublic removeErrorListener(@NotNull listener: ANTLRErrorListener<TSymbol>): void {\r\n\t\tlet position = this._listeners.indexOf(listener);\r\n\t\tif (position !== -1) {\r\n\t\t\tthis._listeners.splice(position, 1);\r\n\t\t}\r\n\t}\r\n\r\n\tpublic removeErrorListeners(): void {\r\n\t\tthis._listeners.length = 0;\r\n\t}\r\n\r\n\t@NotNull\r\n\tpublic getErrorListeners(): Array<ANTLRErrorListener<TSymbol>> {\r\n\t\treturn this._listeners.slice(0);\r\n\t}\r\n\r\n\tpublic getErrorListenerDispatch(): ANTLRErrorListener<TSymbol> {\r\n\t\treturn new ProxyErrorListener<TSymbol, ANTLRErrorListener<TSymbol>>(this.getErrorListeners());\r\n\t}\r\n\r\n\t// subclass needs to override these if there are sempreds or actions\r\n\t// that the ATN interp needs to execute\r\n\tpublic sempred(\r\n\t\t_localctx: RuleContext | undefined,\r\n\t\truleIndex: number,\r\n\t\tactionIndex: number): boolean {\r\n\t\treturn true;\r\n\t}\r\n\r\n\tpublic precpred(\r\n\t\tlocalctx: RuleContext | undefined,\r\n\t\tprecedence: number): boolean {\r\n\t\treturn true;\r\n\t}\r\n\r\n\tpublic action(\r\n\t\t_localctx: RuleContext | undefined,\r\n\t\truleIndex: number,\r\n\t\tactionIndex: number): void {\r\n\t\t// intentionally empty\r\n\t}\r\n\r\n\tget state(): number {\r\n\t\treturn this._stateNumber;\r\n\t}\r\n\r\n\t/** Indicate that the recognizer has changed internal state that is\r\n\t *  consistent with the ATN state passed in.  This way we always know\r\n\t *  where we are in the ATN as the parser goes along. The rule\r\n\t *  context objects form a stack that lets us see the stack of\r\n\t *  invoking rules. Combine this and we have complete ATN\r\n\t *  configuration information.\r\n\t */\r\n\tset state(atnState: number) {\r\n//\t\tSystem.err.println(\"setState \"+atnState);\r\n\t\tthis._stateNumber = atnState;\r\n//\t\tif ( traceATNStates ) _ctx.trace(atnState);\r\n\t}\r\n\r\n\tpublic abstract readonly inputStream: IntStream | undefined;\r\n}\r\n"]}