| 1 | exports.error = function(options) {
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| 2 | return new Error(options);
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| 3 | };
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| 4 |
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| 5 | var Error = function(options) {
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| 6 | this._expected = options.expected;
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| 7 | this._actual = options.actual;
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| 8 | this._location = options.location;
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| 9 | };
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| 10 |
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| 11 | Error.prototype.describe = function() {
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| 12 | var locationDescription = this._location ? this._location.describe() + ":\n" : "";
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| 13 | return locationDescription + "Expected " + this._expected + "\nbut got " + this._actual;
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| 14 | };
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