23 lines
621 B
JavaScript
23 lines
621 B
JavaScript
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exports.error = function(options) {
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return new Error(options);
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};
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var Error = function(options) {
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this.expected = options.expected;
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this.actual = options.actual;
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this._location = options.location;
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};
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Error.prototype.describe = function() {
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var locationDescription = this._location ? this._location.describe() + ":\n" : "";
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return locationDescription + "Expected " + this.expected + "\nbut got " + this.actual;
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};
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Error.prototype.lineNumber = function() {
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return this._location.lineNumber();
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};
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Error.prototype.characterNumber = function() {
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return this._location.characterNumber();
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};
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