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x/rambda/source/viewOr-spec.ts

Faster and smaller alternative to Ramda
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import {viewOr, lensProp} from 'rambda'
const input = {a: 1}interface Input { a: number, b?: number,}const lens = lensProp<Input, 'b'>('b')
describe('R.viewOr', () => { it('require explicit types', () => { const result = viewOr<Input, number>(4, lens, input)
result // $ExpectType number }) it('curry 1', () => { const result = viewOr<Input, number>(4, lens)(input)
result // $ExpectType number }) it('curry 2', () => { const result = viewOr<Input, number>(4)(lens)(input)
result // $ExpectType number })})