forked from mochajs/mocha
/
hook.js
54 lines (46 loc) · 881 Bytes
/
hook.js
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'use strict';
var Runnable = require('./runnable');
var inherits = require('./utils').inherits;
/**
* Expose `Hook`.
*/
module.exports = Hook;
/**
* Initialize a new `Hook` with the given `title` and callback `fn`
*
* @class
* @extends Runnable
* @param {String} title
* @param {Function} fn
*/
function Hook(title, fn) {
Runnable.call(this, title, fn);
this.type = 'hook';
}
/**
* Inherit from `Runnable.prototype`.
*/
inherits(Hook, Runnable);
/**
* Resets the state for a next run.
*/
Hook.prototype.reset = function() {
Runnable.prototype.reset.call(this);
delete this._error;
};
/**
* Get or set the test `err`.
*
* @memberof Hook
* @public
* @param {Error} err
* @return {Error}
*/
Hook.prototype.error = function(err) {
if (!arguments.length) {
err = this._error;
this._error = null;
return err;
}
this._error = err;
};