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refactor(backend): use Reflet for autobind deco (#14482)
Using Reflect.defineProperty instead of Object.defineProperty gives a more consistent behavior with the rest of the modern JavaScript features.
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1 changed files with 7 additions and 14 deletions
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@ -10,8 +10,9 @@
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* The getter will return a .bind version of the function
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* and memoize the result against a symbol on the instance
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*/
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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export function bindThis(target: any, key: string, descriptor: any) {
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let fn = descriptor.value;
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const fn = descriptor.value;
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if (typeof fn !== 'function') {
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throw new TypeError(`@bindThis decorator can only be applied to methods not: ${typeof fn}`);
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@ -21,26 +22,18 @@ export function bindThis(target: any, key: string, descriptor: any) {
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configurable: true,
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get() {
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// eslint-disable-next-line no-prototype-builtins
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if (this === target.prototype || this.hasOwnProperty(key) ||
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typeof fn !== 'function') {
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if (this === target.prototype || this.hasOwnProperty(key)) {
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return fn;
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}
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const boundFn = fn.bind(this);
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Object.defineProperty(this, key, {
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Reflect.defineProperty(this, key, {
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value: boundFn,
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configurable: true,
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get() {
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return boundFn;
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},
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set(value) {
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fn = value;
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delete this[key];
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},
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writable: true,
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});
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return boundFn;
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},
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set(value: any) {
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fn = value;
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},
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};
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}
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