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change command options to work with Symbol rather then WeakSet

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leibale
2021-05-25 11:41:55 -04:00
parent 7b40258f73
commit ce0b3463af
1 changed files with 7 additions and 7 deletions
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14
lib/command-options.ts
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@@ -1,14 +1,14 @@
const symbol = Symbol('Command Options');
export type CommandOptions<T> = T & {
options: never;
readonly [symbol]: true
};
const set = new WeakSet();
export function commandOptions<T extends object>(options: T): CommandOptions<T> {
set.add(options);
export function commandOptions<T>(options: T): CommandOptions<T> {
(options as any)[symbol] = true;
return options as CommandOptions<T>;
}
export function isCommandOptions<T extends object>(options: any): options is CommandOptions<T> {
return set.delete(options);
export function isCommandOptions<T>(options: any): options is CommandOptions<T> {
return options && options[symbol] === true;
}