all files / src/ Token.js

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/*
 * Copyright 2002-2015 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
/**
 * @author Andy Clement
 * @author Ben March
 * @since 0.2.0
 */
 
import {TokenKind} from './TokenKind';
 
function Token(tokenKind, tokenData, startPos, endPos) {
    this.kind = tokenKind;
    this.startPos = startPos;
    this.endPos = endPos;
    if (tokenData) {
        this.data = tokenData;
    }
}
 
Token.prototype.getKind = function () {
    return this.kind;
};
 
Token.prototype.toString = function () {
    var s = '[';
    s += this.kind.toString();
    if (this.kind.hasPayload()) {
        s += ':' + this.data;
    }
    s += ']';
    s += '(' + this.startPos + ',' + this.endPos + ')';
    return s;
};
 
Token.prototype.isIdentifier = function () {
    return (this.kind === TokenKind.IDENTIFIER);
};
 
Token.prototype.isNumericRelationalOperator = function () {
    return (this.kind === TokenKind.GT || this.kind === TokenKind.GE || this.kind === TokenKind.LT ||
    this.kind === TokenKind.LE || this.kind === TokenKind.EQ || this.kind === TokenKind.NE);
};
 
Token.prototype.stringValue = function () {
    return this.data;
};
 
Token.prototype.asInstanceOfToken = function () {
    return new Token(TokenKind.INSTANCEOF, this.startPos, this.endPos);
};
 
Token.prototype.asMatchesToken = function () {
    return new Token(TokenKind.MATCHES, this.startPos, this.endPos);
};
 
Token.prototype.asBetweenToken = function () {
    return new Token(TokenKind.BETWEEN, this.startPos, this.endPos);
};
 
Token.prototype.getStartPosition = function () {
    return this.startPos;
};
 
Token.prototype.getEndPosition = function () {
    return this.endPos;
};
 
export {Token};