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chore(TS): more conversion of utils (#8148)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,77 +1,65 @@ | ||
| //@ts-nocheck | ||
| (function(global) { | ||
| var fabric = global.fabric; | ||
| /** | ||
| * Copies all enumerable properties of one js object to another | ||
| * this does not and cannot compete with generic utils. | ||
| * Does not clone or extend fabric.Object subclasses. | ||
| * This is mostly for internal use and has extra handling for fabricJS objects | ||
| * it skips the canvas and group properties in deep cloning. | ||
| * @memberOf fabric.util.object | ||
| * @param {Object} destination Where to copy to | ||
| * @param {Object} source Where to copy from | ||
| * @param {Boolean} [deep] Whether to extend nested objects | ||
| * @return {Object} | ||
| */ | ||
|
|
||
| function extend(destination, source, deep) { | ||
| // JScript DontEnum bug is not taken care of | ||
| // the deep clone is for internal use, is not meant to avoid | ||
| // javascript traps or cloning html element or self referenced objects. | ||
| if (deep) { | ||
| if (!fabric.isLikelyNode && source instanceof Element) { | ||
| // avoid cloning deep images, canvases, | ||
| destination = source; | ||
| /** | ||
| * Copies all enumerable properties of one js object to another | ||
| * this does not and cannot compete with generic utils. | ||
| * Does not clone or extend fabric.Object subclasses. | ||
| * This is mostly for internal use and has extra handling for fabricJS objects | ||
| * it skips the canvas and group properties in deep cloning. | ||
| * @memberOf fabric.util.object | ||
| * @param {Object} destination Where to copy to | ||
| * @param {Object} source Where to copy from | ||
| * @param {Boolean} [deep] Whether to extend nested objects | ||
| * @return {Object} | ||
| */ | ||
|
|
||
| export const extend = (destination, source, deep) => { | ||
| // the deep clone is for internal use, is not meant to avoid | ||
| // javascript traps or cloning html element or self referenced objects. | ||
| if (deep) { | ||
| if (!fabric.isLikelyNode && source instanceof Element) { | ||
| // avoid cloning deep images, canvases, | ||
| destination = source; | ||
| } | ||
| else if (Array.isArray(source)) { | ||
| destination = []; | ||
| for (let i = 0, len = source.length; i < len; i++) { | ||
| destination[i] = extend({ }, source[i], deep); | ||
| } | ||
| else if (source instanceof Array) { | ||
| destination = []; | ||
| for (var i = 0, len = source.length; i < len; i++) { | ||
| destination[i] = extend({ }, source[i], deep); | ||
| } | ||
| else if (source && typeof source === 'object') { | ||
| for (const property in source) { | ||
| if (property === 'canvas' || property === 'group') { | ||
| // we do not want to clone this props at all. | ||
| // we want to keep the keys in the copy | ||
| destination[property] = null; | ||
| } | ||
| } | ||
| else if (source && typeof source === 'object') { | ||
| for (var property in source) { | ||
| if (property === 'canvas' || property === 'group') { | ||
| // we do not want to clone this props at all. | ||
| // we want to keep the keys in the copy | ||
| destination[property] = null; | ||
| } | ||
| else if (source.hasOwnProperty(property)) { | ||
| destination[property] = extend({ }, source[property], deep); | ||
| } | ||
| else if (Object.prototype.hasOwnProperty.call(source, property)) { | ||
| destination[property] = extend({ }, source[property], deep); | ||
| } | ||
| } | ||
| else { | ||
| // this sounds odd for an extend but is ok for recursive use | ||
| destination = source; | ||
| } | ||
| } | ||
| else { | ||
| for (var property in source) { | ||
| destination[property] = source[property]; | ||
| } | ||
| // this sounds odd for an extend but is ok for recursive use | ||
| destination = source; | ||
| } | ||
| return destination; | ||
| } | ||
|
|
||
| /** | ||
| * Creates an empty object and copies all enumerable properties of another object to it | ||
| * This method is mostly for internal use, and not intended for duplicating shapes in canvas. | ||
| * @memberOf fabric.util.object | ||
| * @param {Object} object Object to clone | ||
| * @param {Boolean} [deep] Whether to clone nested objects | ||
| * @return {Object} | ||
| */ | ||
|
|
||
| //TODO: this function return an empty object if you try to clone null | ||
| function clone(object, deep) { | ||
| return deep ? extend({ }, object, deep) : Object.assign({}, object); | ||
| else { | ||
| for (const property in source) { | ||
| destination[property] = source[property]; | ||
| } | ||
| } | ||
| return destination; | ||
| } | ||
|
|
||
| /** | ||
| * Creates an empty object and copies all enumerable properties of another object to it | ||
| * This method is mostly for internal use, and not intended for duplicating shapes in canvas. | ||
| * @memberOf fabric.util.object | ||
| * @param {Object} object Object to clone | ||
| * @param {Boolean} [deep] Whether to clone nested objects | ||
| * @return {Object} | ||
| */ | ||
|
|
||
| /** @namespace fabric.util.object */ | ||
| fabric.util.object = { | ||
| extend: extend, | ||
| clone: clone | ||
| }; | ||
| fabric.util.object.extend(fabric.util, fabric.Observable); | ||
| })(typeof exports !== 'undefined' ? exports : window); | ||
| //TODO: this function return an empty object if you try to clone null | ||
| export const clone = (object: any, deep: boolean) => deep ? extend({ }, object, deep) : { ...object }; |
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