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🤖 Merge PR #47763 [ramda] R.when does not always apply given function by @JalilArfaoui

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Jalil Arfaoui 2020-09-24 08:46:06 +02:00 committed by GitHub
parent e98fe25b32
commit f8b43fbb7e
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2 changed files with 10 additions and 2 deletions
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4
types/ramda/index.d.ts vendored
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@ -2082,8 +2082,8 @@ export function view<T, U>(lens: Lens, obj: T): U;
* will return the result of calling the whenTrueFn function with the same argument. If the predicate is not satisfied,
* the argument is returned as is.
*/
export function when<T, U>(pred: (a: T) => boolean, whenTrueFn: (a: T) => U, obj: T): U;
export function when<T, U>(pred: (a: T) => boolean, whenTrueFn: (a: T) => U): (obj: T) => U;
export function when<T, U>(pred: (a: T) => boolean, whenTrueFn: (a: T) => U, obj: T): T | U;
export function when<T, U>(pred: (a: T) => boolean, whenTrueFn: (a: T) => U): (obj: T) => T | U;
/**
* Takes a spec object and a test object and returns true if the test satisfies the spec.

8
types/ramda/test/when-tests.ts
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@ -11,4 +11,12 @@ import * as R from 'ramda';
);
const a: string = truncate('12345'); // => '12345'
const b: string = truncate('0123456789ABC'); // => '0123456789…'
const addOneIfNotNil = R.when(
R.complement(R.isNil),
R.add(1)
);
const nil: undefined = addOneIfNotNil(undefined);
const two: number = addOneIfNotNil(1);
};