bugcore
Version:
bugcore is a JavaScript library that provides a foundational architecture for object oriented JS
167 lines (129 loc) • 5.14 kB
JavaScript
/*
* Copyright (c) 2016 airbug Inc. http://airbug.com
*
* bugcore may be freely distributed under the MIT license.
*/
//-------------------------------------------------------------------------------
// Annotations
//-------------------------------------------------------------------------------
//@Export('Assertion')
//@Require('Class')
//@Require('Flow')
//@Require('Throwables')
//@Require('TypeUtil')
//-------------------------------------------------------------------------------
// Context
//-------------------------------------------------------------------------------
require('bugpack').context("*", function(bugpack) {
//-------------------------------------------------------------------------------
// BugPack
//-------------------------------------------------------------------------------
var Class = bugpack.require('Class');
var Flow = bugpack.require('Flow');
var Throwables = bugpack.require('Throwables');
var TypeUtil = bugpack.require('TypeUtil');
//-------------------------------------------------------------------------------
// Declare Class
//-------------------------------------------------------------------------------
/**
* @class
* @extends {Flow}
*/
var Assertion = Class.extend(Flow, {
_name: "Assertion",
//-------------------------------------------------------------------------------
// Constructor
//-------------------------------------------------------------------------------
/**
* @constructs
* @param {function(Flow, *...)} assertionMethod
*/
_constructor: function(assertionMethod) {
this._super();
//-------------------------------------------------------------------------------
// Private Properties
//-------------------------------------------------------------------------------
/**
* @private
* @type {boolean}
*/
this.assertCalled = false;
/**
* @private
* @type {function(Assertion, *...)}
*/
this.assertionMethod = assertionMethod;
},
//-------------------------------------------------------------------------------
// Getters and Setters
//-------------------------------------------------------------------------------
/**
* @return {boolean}
*/
getAssertCalled: function() {
return this.assertCalled;
},
/**
* @return {function(Assertion, *...)}
*/
getAssertionMethod: function() {
return this.assertionMethod;
},
//-------------------------------------------------------------------------------
// Flow Methods
//-------------------------------------------------------------------------------
/**
* @param {Array.<*>} flowArgs
*/
executeFlow: function(flowArgs) {
this._super(flowArgs);
var result = this.assertionMethod.apply(null, ([this.generateCallback()]).concat(this.getFlowArgs()));
if (!TypeUtil.isUndefined(result)) {
this.assert(result);
}
},
//-------------------------------------------------------------------------------
// Public Methods
//-------------------------------------------------------------------------------
/**
* @param {boolean} bool
*/
assert: function(bool) {
if (!this.assertCalled) {
this.complete(null, bool);
} else {
this.error(Throwables.bug("IllegalState", {}, "Flow has already been asserted. Cannot call assert more than once."));
}
},
//-------------------------------------------------------------------------------
// Private Methods
//-------------------------------------------------------------------------------
/**
* @private
* @returns {function(Throwable, *...)}
*/
generateCallback: function() {
var _this = this;
var callback = function() {
_this.complete.apply(_this, arguments);
};
callback.assert = function() {
_this.assert.apply(_this, arguments);
};
callback.complete = function() {
_this.complete.apply(_this, arguments);
};
callback.resolve = function() {
_this.resolve.apply(_this, arguments);
};
callback.error = function() {
_this.error.apply(_this, arguments);
};
return callback;
}
});
//-------------------------------------------------------------------------------
// Export
//-------------------------------------------------------------------------------
bugpack.export('Assertion', Assertion);
});