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arturovt 2018-07-09 11:58:32 +03:00
parent 89475f5a82
commit b70b48d973
2 changed files with 0 additions and 17 deletions
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1
source/index.ts
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@ -137,7 +137,6 @@ namespace is { // tslint:disable-line:no-namespace
export const nullOrUndefined = (value: any): value is null | undefined => null_(value) || undefined(value);
export const object = (value: any): value is object => !nullOrUndefined(value) && (function_(value) || isObject(value));
export const iterable = (value: any): value is IterableIterator<any> => !nullOrUndefined(value) && function_(value[Symbol.iterator]);
export const asyncIterable = (value: any): value is AsyncIterableIterator<any> => !nullOrUndefined(value) && function_(value[Symbol.asyncIterator]);
export const generator = (value: any): value is Generator => iterable(value) && function_(value.next) && function_(value.throw);
export const nativePromise = (value: any): value is Promise<any> =>

16
source/tests/test.ts
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@ -11,7 +11,6 @@ import ZenObservable from 'zen-observable';
import m from '..';
const isNode8orHigher = Number(process.versions.node.split('.')[0]) >= 8;
const isNode10orHigher = Number(process.versions.node.split('.')[0]) >= 10;
class PromiseSubclassFixture<T> extends Promise<T> {}
class ErrorSubclassFixture extends Error {}
@ -615,21 +614,6 @@ test('is.iterable', t => {
t.false(m.iterable({}));
});
if (isNode10orHigher) {
test('is.asyncIterable', t => {
t.true(m.asyncIterable({
[Symbol.asyncIterator]: () => {} // tslint:disable-line:no-empty
}));
t.false(m.asyncIterable(null));
t.false(m.asyncIterable(undefined));
t.false(m.asyncIterable(0));
t.false(m.asyncIterable(NaN));
t.false(m.asyncIterable(Infinity));
t.false(m.asyncIterable({}));
});
}
test('is.class', t => {
class Foo {} // tslint:disable-line
const classDeclarations = [