bitmark-grammar
Version:
50 lines (49 loc) • 2.22 kB
JavaScript
/*!
* 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.
*/
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
import { Parser } from "./Parser";
import { RecognitionException } from "./RecognitionException";
import { NotNull } from "./Decorators";
/** Indicates that the parser could not decide which of two or more paths
* to take based upon the remaining input. It tracks the starting token
* of the offending input and also knows where the parser was
* in the various paths when the error. Reported by reportNoViableAlternative()
*/
export class NoViableAltException extends RecognitionException {
constructor(recognizer, input, startToken, offendingToken, deadEndConfigs, ctx) {
if (recognizer instanceof Parser) {
if (input === undefined) {
input = recognizer.inputStream;
}
if (startToken === undefined) {
startToken = recognizer.currentToken;
}
if (offendingToken === undefined) {
offendingToken = recognizer.currentToken;
}
if (ctx === undefined) {
ctx = recognizer.context;
}
}
super(recognizer, input, ctx);
this._deadEndConfigs = deadEndConfigs;
this._startToken = startToken;
this.setOffendingToken(recognizer, offendingToken);
}
get startToken() {
return this._startToken;
}
get deadEndConfigs() {
return this._deadEndConfigs;
}
}
__decorate([
NotNull
], NoViableAltException.prototype, "_startToken", void 0);