| 1 | ;
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| 2 |
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| 3 | var ensureError = require('es5-ext/error/valid-error')
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| 4 | , ensureObject = require('es5-ext/object/valid-object')
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| 5 |
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| 6 | , hasOwnProperty = Object.prototype.hasOwnProperty;
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| 7 |
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| 8 | module.exports = function (err) {
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| 9 | (ensureObject(this) && ensureError(err));
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| 10 | if (!hasOwnProperty.call(ensureObject(this), '__ee__')) throw err;
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| 11 | if (!this.__ee__.error) throw err;
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| 12 | this.emit('error', err);
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| 13 | };
|