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Update index.ts

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Sindre Sorhus 2021-09-10 00:12:29 +07:00 • committed by GitHub
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source/index.ts
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@ -359,7 +359,10 @@ is.nonEmptySet = <T = unknown>(value: unknown): value is Set<T> => is.set(value)
is.emptyMap = (value: unknown): value is Map<never, never> => is.map(value) && value.size === 0;
is.nonEmptyMap = <Key = unknown, Value = unknown>(value: unknown): value is Map<Key, Value> => is.map(value) && value.size > 0;
/** Returns `true` if `value` can be used as an object property key (either a `string`, a `number` or a `symbol`.) */
/**
Returns `true` if `value` can be used as an object property key (either a `string`, a `number` or a `symbol`).
*/
is.propertyKey = (value: unknown): value is PropertyKey => is.any([is.string, is.number, is.symbol], value);
export type Predicate = (value: unknown) => boolean;