Created
November 20, 2021 11:35
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fxhashFeatures-helper
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| const called = []; | |
| // get a feature from defined | |
| export function getHash(hash) { | |
| if (window.$fxhashFeatures[hash] === undefined) { | |
| const msg = `missing feature ${hash}`; | |
| window.alert(msg); | |
| throw new Error(msg); | |
| } | |
| called.push(hash); | |
| return window.$fxhashFeatures[hash]; | |
| } | |
| // this method is meant to be called when you think you called all your hashes | |
| // if you forgot to call one it will throw an error and an alert message | |
| // it's useful if you share the base html page between more than a project | |
| // or if you add a feature and forgot to use it | |
| export function checkHashes() { | |
| let availables = []; | |
| for (const hash in window.$fxhashFeatures) { | |
| availables.push(hash); | |
| } | |
| const sorting = (a, b) => { | |
| if (a < b) return -1; | |
| if (a > b) return 1; | |
| return 0; | |
| }; | |
| const calledCheck = [...new Set(called)]; | |
| calledCheck.sort(sorting); | |
| availables.sort(sorting); | |
| if (!availables.equals(calledCheck)) { | |
| const msg = `some features has not been called`; | |
| window.alert(msg); | |
| throw new Error(msg); | |
| } | |
| } | |
| // Utility to check if two arrays are equals | |
| // Warn if overriding existing method | |
| if(Array.prototype.equals) | |
| console.warn("Overriding existing Array.prototype.equals. Possible causes: New API defines the method, there's a framework conflict or you've got double inclusions in your code."); | |
| // attach the .equals method to Array's prototype to call it on any array | |
| Array.prototype.equals = function (array) { | |
| // if the other array is a falsy value, return | |
| if (!array) | |
| return false; | |
| // compare lengths - can save a lot of time | |
| if (this.length != array.length) | |
| return false; | |
| for (var i = 0, l=this.length; i < l; i++) { | |
| // Check if we have nested arrays | |
| if (this[i] instanceof Array && array[i] instanceof Array) { | |
| // recurse into the nested arrays | |
| if (!this[i].equals(array[i])) | |
| return false; | |
| } | |
| else if (this[i] != array[i]) { | |
| // Warning - two different object instances will never be equal: {x:20} != {x:20} | |
| return false; | |
| } | |
| } | |
| return true; | |
| } | |
| // Hide method from for-in loops | |
| Object.defineProperty(Array.prototype, "equals", {enumerable: false}); |
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