Method getTokenTypeMap

runtime/JavaScript/src/antlr4/Recognizer.js:53–65

()

    }

    getTokenTypeMap() {
        const tokenNames = this.getTokenNames();
        if (tokenNames===null) {
            throw("The current recognizer does not provide a list of token names.");
        }
        let result = this.tokenTypeMapCache[tokenNames];
        if(result===undefined) {
            result = tokenNames.reduce(function(o, k, i) { o[k] = i; });
            result.EOF = Token.EOF;
            this.tokenTypeMapCache[tokenNames] = result;
        }
        return result;
    }

    /**
     * Get a map from rule names to rule indexes.