antlr4ts/Token.js

ANTLR 4 runtime for JavaScript written in Typescript

"use strict";
/*!
 * Copyright 2016 The ANTLR Project. All rights reserved.
 * Licensed under the BSD-3-Clause license. See LICENSE file in the project root for license information.
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.Token = void 0;
const IntStream_1 = require("./IntStream");
var Token;
(function (Token) {
    Token.INVALID_TYPE = 0;
    /** During lookahead operations, this "token" signifies we hit rule end ATN state
     *  and did not follow it despite needing to.
     */
    Token.EPSILON = -2;
    Token.MIN_USER_TOKEN_TYPE = 1;
    Token.EOF = IntStream_1.IntStream.EOF;
    /** All tokens go to the parser (unless skip() is called in that rule)
     *  on a particular "channel".  The parser tunes to a particular channel
     *  so that whitespace etc... can go to the parser on a "hidden" channel.
     */
    Token.DEFAULT_CHANNEL = 0;
    /** Anything on different channel than DEFAULT_CHANNEL is not parsed
     *  by parser.
     */
    Token.HIDDEN_CHANNEL = 1;
    /**
     * This is the minimum constant value which can be assigned to a
     * user-defined token channel.
     *
     * The non-negative numbers less than {@link #MIN_USER_CHANNEL_VALUE} are
     * assigned to the predefined channels {@link #DEFAULT_CHANNEL} and
     * {@link #HIDDEN_CHANNEL}.
     *
     * @see `Token.channel`
     */
    Token.MIN_USER_CHANNEL_VALUE = 2;
})(Token = exports.Token || (exports.Token = {}));
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