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fix(lazyWebpack): implement more proxy traps (#65)

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Diamond 2022-10-08 10:23:05 -07:00 committed by GitHub
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commit 73a1bc94d1
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1 changed files with 9 additions and 4 deletions
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13
src/utils/misc.tsx
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@ -14,15 +14,20 @@ export function lazy<T>(factory: () => T): () => T {
/** /**
* Do a lazy webpack search. Searches the module on first property access * Do a lazy webpack search. Searches the module on first property access
* @param filter Filter function * @param filter Filter function
* @returns Proxy. Note that only get and set are implemented, all other operations will have unexpected * @returns A proxy to the webpack module. Not all traps are implemented, may produce unexpected results.
* results.
*/ */
export function lazyWebpack<T = any>(filter: FilterFn): T { export function lazyWebpack<T = any>(filter: FilterFn): T {
const getMod = lazy(() => find(filter)); const getMod = lazy(() => find(filter));
return new Proxy({}, { return new Proxy(() => null, {
get: (_, prop) => getMod()[prop], get: (_, prop) => getMod()[prop],
set: (_, prop, v) => getMod()[prop] = v set: (_, prop, value) => getMod()[prop] = value,
has: (_, prop) => prop in getMod(),
apply: (_, $this, args) => (getMod() as Function).apply($this, args),
ownKeys: () => Reflect.ownKeys(getMod()),
construct: (_, args, newTarget) => new newTarget(...args),
deleteProperty: (_, prop) => delete getMod()[prop],
defineProperty: (_, property, attributes) => !!Object.defineProperty(getMod(), property, attributes)
}) as T; }) as T;
} }