2114 lines
55 KiB
JavaScript
2114 lines
55 KiB
JavaScript
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
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if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
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if (ar || !(i in from)) {
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if (!ar) ar = Array.prototype.slice.call(from, 0, i);
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ar[i] = from[i];
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}
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}
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return to.concat(ar || Array.prototype.slice.call(from));
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};
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import { apFirst as apFirst_, apS as apS_, apSecond as apSecond_ } from './Apply';
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import { bind as bind_, chainFirst as chainFirst_ } from './Chain';
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import { fromEquals } from './Eq';
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import { fromEitherK as fromEitherK_ } from './FromEither';
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import { identity, pipe } from './function';
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import { bindTo as bindTo_, flap as flap_, let as let__ } from './Functor';
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import * as _ from './internal';
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import * as N from './number';
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import { fromCompare } from './Ord';
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import * as RNEA from './ReadonlyNonEmptyArray';
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import { separated } from './Separated';
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import { filterE as filterE_, wiltDefault, witherDefault } from './Witherable';
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import { guard as guard_ } from './Zero';
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// -------------------------------------------------------------------------------------
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// refinements
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// -------------------------------------------------------------------------------------
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/**
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* Test whether a `ReadonlyArray` is empty.
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*
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* @example
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* import { isEmpty } from 'fp-ts/ReadonlyArray'
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*
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* assert.strictEqual(isEmpty([]), true)
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*
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* @category refinements
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* @since 2.5.0
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*/
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export var isEmpty = function (as) { return as.length === 0; };
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/**
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* Test whether a `ReadonlyArray` is non empty.
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*
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* @category refinements
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* @since 2.5.0
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*/
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export var isNonEmpty = RNEA.isNonEmpty;
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// -------------------------------------------------------------------------------------
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// constructors
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// -------------------------------------------------------------------------------------
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/**
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* Prepend an element to the front of a `ReadonlyArray`, creating a new `ReadonlyNonEmptyArray`.
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*
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* @example
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* import { prepend } from 'fp-ts/ReadonlyArray'
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* import { pipe } from 'fp-ts/function'
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*
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* assert.deepStrictEqual(pipe([2, 3, 4], prepend(1)), [1, 2, 3, 4])
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*
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* @since 2.10.0
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*/
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export var prepend = RNEA.prepend;
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/**
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* Less strict version of [`prepend`](#prepend).
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*
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* @since 2.11.0
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*/
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export var prependW = RNEA.prependW;
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/**
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* Append an element to the end of a `ReadonlyArray`, creating a new `ReadonlyNonEmptyArray`.
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*
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* @example
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* import { append } from 'fp-ts/ReadonlyArray'
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* import { pipe } from 'fp-ts/function'
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*
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* assert.deepStrictEqual(pipe([1, 2, 3], append(4)), [1, 2, 3, 4])
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*
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* @since 2.10.0
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*/
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export var append = RNEA.append;
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/**
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* Less strict version of [`append`](#append).
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*
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* @since 2.11.0
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*/
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export var appendW = RNEA.appendW;
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/**
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* Return a `ReadonlyArray` of length `n` with element `i` initialized with `f(i)`.
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*
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* **Note**. `n` is normalized to a non negative integer.
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*
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* @example
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* import { makeBy } from 'fp-ts/ReadonlyArray'
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*
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* const double = (n: number): number => n * 2
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* assert.deepStrictEqual(makeBy(5, double), [0, 2, 4, 6, 8])
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*
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* @category constructors
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* @since 2.5.0
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*/
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export var makeBy = function (n, f) { return (n <= 0 ? empty : RNEA.makeBy(f)(n)); };
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/**
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* Create a `ReadonlyArray` containing a value repeated the specified number of times.
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*
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* **Note**. `n` is normalized to a non negative integer.
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*
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* @example
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* import { replicate } from 'fp-ts/ReadonlyArray'
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*
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* assert.deepStrictEqual(replicate(3, 'a'), ['a', 'a', 'a'])
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*
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* @category constructors
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* @since 2.5.0
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*/
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export var replicate = function (n, a) { return makeBy(n, function () { return a; }); };
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export function fromPredicate(predicate) {
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return function (a) { return (predicate(a) ? [a] : empty); };
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}
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// -------------------------------------------------------------------------------------
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// conversions
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// -------------------------------------------------------------------------------------
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/**
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* @category conversions
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* @since 2.11.0
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*/
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export var fromOption = function (ma) { return (_.isNone(ma) ? empty : [ma.value]); };
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/**
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* Transforms an `Either` to a `ReadonlyArray`.
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*
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* @category conversions
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* @since 2.11.0
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*/
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export var fromEither = function (e) { return (_.isLeft(e) ? empty : [e.right]); };
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/**
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* Less strict version of [`match`](#match).
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*
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* The `W` suffix (short for **W**idening) means that the handler return types will be merged.
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*
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* @category pattern matching
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* @since 2.11.0
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*/
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export var matchW = function (onEmpty, onNonEmpty) {
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return function (as) {
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return isNonEmpty(as) ? onNonEmpty(as) : onEmpty();
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};
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};
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/**
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* @category pattern matching
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* @since 2.11.0
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*/
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export var match = matchW;
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/**
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* Less strict version of [`matchLeft`](#matchleft).
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*
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* @category pattern matching
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* @since 2.11.0
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*/
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export var matchLeftW = function (onEmpty, onNonEmpty) {
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return function (as) {
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return isNonEmpty(as) ? onNonEmpty(RNEA.head(as), RNEA.tail(as)) : onEmpty();
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};
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};
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/**
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* Break a `ReadonlyArray` into its first element and remaining elements.
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*
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* @example
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* import { matchLeft } from 'fp-ts/ReadonlyArray'
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*
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* const len: <A>(as: ReadonlyArray<A>) => number = matchLeft(() => 0, (_, tail) => 1 + len(tail))
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* assert.strictEqual(len([1, 2, 3]), 3)
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*
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* @category pattern matching
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* @since 2.10.0
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*/
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export var matchLeft = matchLeftW;
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/**
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* Alias of [`matchLeft`](#matchleft).
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*
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* @category pattern matching
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* @since 2.5.0
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*/
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export var foldLeft = matchLeft;
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/**
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* Less strict version of [`matchRight`](#matchright).
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*
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* @category pattern matching
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* @since 2.11.0
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*/
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export var matchRightW = function (onEmpty, onNonEmpty) {
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return function (as) {
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return isNonEmpty(as) ? onNonEmpty(RNEA.init(as), RNEA.last(as)) : onEmpty();
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};
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};
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/**
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* Break a `ReadonlyArray` into its initial elements and the last element.
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*
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* @category pattern matching
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* @since 2.10.0
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*/
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export var matchRight = matchRightW;
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/**
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* Alias of [`matchRight`](#matchright).
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*
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* @category pattern matching
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* @since 2.5.0
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*/
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export var foldRight = matchRight;
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// -------------------------------------------------------------------------------------
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// combinators
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// -------------------------------------------------------------------------------------
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/**
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* @category sequencing
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* @since 2.7.0
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*/
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export var chainWithIndex = function (f) {
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return function (as) {
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if (isEmpty(as)) {
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return empty;
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}
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var out = [];
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for (var i = 0; i < as.length; i++) {
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out.push.apply(out, f(i, as[i]));
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}
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return out;
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};
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};
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/**
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* Same as `reduce` but it carries over the intermediate steps.
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*
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* @example
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* import { scanLeft } from 'fp-ts/ReadonlyArray'
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*
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* assert.deepStrictEqual(scanLeft(10, (b, a: number) => b - a)([1, 2, 3]), [10, 9, 7, 4])
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*
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* @since 2.5.0
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*/
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export var scanLeft = function (b, f) {
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return function (as) {
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var len = as.length;
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var out = new Array(len + 1);
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out[0] = b;
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for (var i = 0; i < len; i++) {
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out[i + 1] = f(out[i], as[i]);
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}
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return out;
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};
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};
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/**
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* Fold an array from the right, keeping all intermediate results instead of only the final result
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*
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* @example
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* import { scanRight } from 'fp-ts/ReadonlyArray'
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*
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* assert.deepStrictEqual(scanRight(10, (a: number, b) => b - a)([1, 2, 3]), [4, 5, 7, 10])
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*
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* @since 2.5.0
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*/
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export var scanRight = function (b, f) {
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return function (as) {
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var len = as.length;
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var out = new Array(len + 1);
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out[len] = b;
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for (var i = len - 1; i >= 0; i--) {
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out[i] = f(as[i], out[i + 1]);
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}
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return out;
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};
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};
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/**
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* Calculate the number of elements in a `ReadonlyArray`.
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*
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* @since 2.10.0
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*/
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export var size = function (as) { return as.length; };
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/**
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* Test whether an array contains a particular index
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*
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* @since 2.5.0
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*/
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export var isOutOfBound = RNEA.isOutOfBound;
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export function lookup(i, as) {
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return as === undefined ? function (as) { return lookup(i, as); } : isOutOfBound(i, as) ? _.none : _.some(as[i]);
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}
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/**
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* Get the first element in an array, or `None` if the array is empty
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*
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* @example
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* import { head } from 'fp-ts/ReadonlyArray'
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* import { some, none } from 'fp-ts/Option'
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*
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* assert.deepStrictEqual(head([1, 2, 3]), some(1))
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* assert.deepStrictEqual(head([]), none)
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*
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* @since 2.5.0
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*/
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export var head = function (as) { return (isNonEmpty(as) ? _.some(RNEA.head(as)) : _.none); };
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/**
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* Get the last element in an array, or `None` if the array is empty
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*
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* @example
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* import { last } from 'fp-ts/ReadonlyArray'
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* import { some, none } from 'fp-ts/Option'
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*
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* assert.deepStrictEqual(last([1, 2, 3]), some(3))
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* assert.deepStrictEqual(last([]), none)
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*
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* @since 2.5.0
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*/
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export var last = function (as) { return (isNonEmpty(as) ? _.some(RNEA.last(as)) : _.none); };
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/**
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* Get all but the first element of an array, creating a new array, or `None` if the array is empty
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*
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* @example
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* import { tail } from 'fp-ts/ReadonlyArray'
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* import { some, none } from 'fp-ts/Option'
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*
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* assert.deepStrictEqual(tail([1, 2, 3]), some([2, 3]))
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* assert.deepStrictEqual(tail([]), none)
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*
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* @since 2.5.0
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*/
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export var tail = function (as) {
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return isNonEmpty(as) ? _.some(RNEA.tail(as)) : _.none;
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};
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/**
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* Get all but the last element of an array, creating a new array, or `None` if the array is empty
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*
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* @example
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* import { init } from 'fp-ts/ReadonlyArray'
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* import { some, none } from 'fp-ts/Option'
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*
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* assert.deepStrictEqual(init([1, 2, 3]), some([1, 2]))
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* assert.deepStrictEqual(init([]), none)
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*
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* @since 2.5.0
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*/
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export var init = function (as) {
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return isNonEmpty(as) ? _.some(RNEA.init(as)) : _.none;
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};
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/**
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* Keep only a max number of elements from the start of an `ReadonlyArray`, creating a new `ReadonlyArray`.
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*
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* **Note**. `n` is normalized to a non negative integer.
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*
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* @example
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* import * as RA from 'fp-ts/ReadonlyArray'
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* import { pipe } from 'fp-ts/function'
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*
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* const input: ReadonlyArray<number> = [1, 2, 3]
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* assert.deepStrictEqual(pipe(input, RA.takeLeft(2)), [1, 2])
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*
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* // out of bounds
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* assert.strictEqual(pipe(input, RA.takeLeft(4)), input)
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* assert.strictEqual(pipe(input, RA.takeLeft(-1)), input)
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*
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* @since 2.5.0
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*/
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export var takeLeft = function (n) {
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return function (as) {
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return isOutOfBound(n, as) ? as : n === 0 ? empty : as.slice(0, n);
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};
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};
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/**
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* Keep only a max number of elements from the end of an `ReadonlyArray`, creating a new `ReadonlyArray`.
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*
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* **Note**. `n` is normalized to a non negative integer.
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*
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* @example
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* import * as RA from 'fp-ts/ReadonlyArray'
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* import { pipe } from 'fp-ts/function'
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*
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* const input: ReadonlyArray<number> = [1, 2, 3]
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* assert.deepStrictEqual(pipe(input, RA.takeRight(2)), [2, 3])
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*
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* // out of bounds
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* assert.strictEqual(pipe(input, RA.takeRight(4)), input)
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* assert.strictEqual(pipe(input, RA.takeRight(-1)), input)
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*
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* @since 2.5.0
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*/
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export var takeRight = function (n) {
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return function (as) {
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return isOutOfBound(n, as) ? as : n === 0 ? empty : as.slice(-n);
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};
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};
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export function takeLeftWhile(predicate) {
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return function (as) {
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var out = [];
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for (var _i = 0, as_1 = as; _i < as_1.length; _i++) {
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var a = as_1[_i];
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if (!predicate(a)) {
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break;
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}
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out.push(a);
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}
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var len = out.length;
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return len === as.length ? as : len === 0 ? empty : out;
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};
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}
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var spanLeftIndex = function (as, predicate) {
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var l = as.length;
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var i = 0;
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for (; i < l; i++) {
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if (!predicate(as[i])) {
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break;
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}
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}
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return i;
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};
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export function spanLeft(predicate) {
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return function (as) {
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var _a = splitAt(spanLeftIndex(as, predicate))(as), init = _a[0], rest = _a[1];
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return { init: init, rest: rest };
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};
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}
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/**
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* Drop a max number of elements from the start of an `ReadonlyArray`, creating a new `ReadonlyArray`.
|
|
*
|
|
* **Note**. `n` is normalized to a non negative integer.
|
|
*
|
|
* @example
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import { pipe } from 'fp-ts/function'
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*
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* const input: ReadonlyArray<number> = [1, 2, 3]
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* assert.deepStrictEqual(pipe(input, RA.dropLeft(2)), [3])
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* assert.strictEqual(pipe(input, RA.dropLeft(0)), input)
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* assert.strictEqual(pipe(input, RA.dropLeft(-1)), input)
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*
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|
* @since 2.5.0
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|
*/
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export var dropLeft = function (n) {
|
|
return function (as) {
|
|
return n <= 0 || isEmpty(as) ? as : n >= as.length ? empty : as.slice(n, as.length);
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|
};
|
|
};
|
|
/**
|
|
* Drop a max number of elements from the end of an `ReadonlyArray`, creating a new `ReadonlyArray`.
|
|
*
|
|
* **Note**. `n` is normalized to a non negative integer.
|
|
*
|
|
* @example
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import { pipe } from 'fp-ts/function'
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|
*
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* const input: ReadonlyArray<number> = [1, 2, 3]
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|
* assert.deepStrictEqual(pipe(input, RA.dropRight(2)), [1])
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* assert.strictEqual(pipe(input, RA.dropRight(0)), input)
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|
* assert.strictEqual(pipe(input, RA.dropRight(-1)), input)
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*
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|
* @since 2.5.0
|
|
*/
|
|
export var dropRight = function (n) {
|
|
return function (as) {
|
|
return n <= 0 || isEmpty(as) ? as : n >= as.length ? empty : as.slice(0, as.length - n);
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|
};
|
|
};
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|
export function dropLeftWhile(predicate) {
|
|
return function (as) {
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|
var i = spanLeftIndex(as, predicate);
|
|
return i === 0 ? as : i === as.length ? empty : as.slice(i);
|
|
};
|
|
}
|
|
/**
|
|
* Find the first index for which a predicate holds
|
|
*
|
|
* @example
|
|
* import { findIndex } from 'fp-ts/ReadonlyArray'
|
|
* import { some, none } from 'fp-ts/Option'
|
|
*
|
|
* assert.deepStrictEqual(findIndex((n: number) => n === 2)([1, 2, 3]), some(1))
|
|
* assert.deepStrictEqual(findIndex((n: number) => n === 2)([]), none)
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var findIndex = function (predicate) {
|
|
return function (as) {
|
|
for (var i = 0; i < as.length; i++) {
|
|
if (predicate(as[i])) {
|
|
return _.some(i);
|
|
}
|
|
}
|
|
return _.none;
|
|
};
|
|
};
|
|
export function findFirst(predicate) {
|
|
return function (as) {
|
|
for (var i = 0; i < as.length; i++) {
|
|
if (predicate(as[i])) {
|
|
return _.some(as[i]);
|
|
}
|
|
}
|
|
return _.none;
|
|
};
|
|
}
|
|
/**
|
|
* Find the first element returned by an option based selector function
|
|
*
|
|
* @example
|
|
* import { findFirstMap } from 'fp-ts/ReadonlyArray'
|
|
* import { some, none } from 'fp-ts/Option'
|
|
*
|
|
* interface Person {
|
|
* readonly name: string
|
|
* readonly age?: number
|
|
* }
|
|
*
|
|
* const persons: ReadonlyArray<Person> = [{ name: 'John' }, { name: 'Mary', age: 45 }, { name: 'Joey', age: 28 }]
|
|
*
|
|
* // returns the name of the first person that has an age
|
|
* assert.deepStrictEqual(findFirstMap((p: Person) => (p.age === undefined ? none : some(p.name)))(persons), some('Mary'))
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var findFirstMap = function (f) {
|
|
return function (as) {
|
|
for (var i = 0; i < as.length; i++) {
|
|
var out = f(as[i]);
|
|
if (_.isSome(out)) {
|
|
return out;
|
|
}
|
|
}
|
|
return _.none;
|
|
};
|
|
};
|
|
export function findLast(predicate) {
|
|
return function (as) {
|
|
for (var i = as.length - 1; i >= 0; i--) {
|
|
if (predicate(as[i])) {
|
|
return _.some(as[i]);
|
|
}
|
|
}
|
|
return _.none;
|
|
};
|
|
}
|
|
/**
|
|
* Find the last element returned by an option based selector function
|
|
*
|
|
* @example
|
|
* import { findLastMap } from 'fp-ts/ReadonlyArray'
|
|
* import { some, none } from 'fp-ts/Option'
|
|
*
|
|
* interface Person {
|
|
* readonly name: string
|
|
* readonly age?: number
|
|
* }
|
|
*
|
|
* const persons: ReadonlyArray<Person> = [{ name: 'John' }, { name: 'Mary', age: 45 }, { name: 'Joey', age: 28 }]
|
|
*
|
|
* // returns the name of the last person that has an age
|
|
* assert.deepStrictEqual(findLastMap((p: Person) => (p.age === undefined ? none : some(p.name)))(persons), some('Joey'))
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var findLastMap = function (f) {
|
|
return function (as) {
|
|
for (var i = as.length - 1; i >= 0; i--) {
|
|
var out = f(as[i]);
|
|
if (_.isSome(out)) {
|
|
return out;
|
|
}
|
|
}
|
|
return _.none;
|
|
};
|
|
};
|
|
/**
|
|
* Returns the index of the last element of the list which matches the predicate
|
|
*
|
|
* @example
|
|
* import { findLastIndex } from 'fp-ts/ReadonlyArray'
|
|
* import { some, none } from 'fp-ts/Option'
|
|
*
|
|
* interface X {
|
|
* readonly a: number
|
|
* readonly b: number
|
|
* }
|
|
* const xs: ReadonlyArray<X> = [{ a: 1, b: 0 }, { a: 1, b: 1 }]
|
|
* assert.deepStrictEqual(findLastIndex((x: { readonly a: number }) => x.a === 1)(xs), some(1))
|
|
* assert.deepStrictEqual(findLastIndex((x: { readonly a: number }) => x.a === 4)(xs), none)
|
|
*
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var findLastIndex = function (predicate) {
|
|
return function (as) {
|
|
for (var i = as.length - 1; i >= 0; i--) {
|
|
if (predicate(as[i])) {
|
|
return _.some(i);
|
|
}
|
|
}
|
|
return _.none;
|
|
};
|
|
};
|
|
/**
|
|
* Insert an element at the specified index, creating a new array, or returning `None` if the index is out of bounds
|
|
*
|
|
* @example
|
|
* import { insertAt } from 'fp-ts/ReadonlyArray'
|
|
* import { some } from 'fp-ts/Option'
|
|
*
|
|
* assert.deepStrictEqual(insertAt(2, 5)([1, 2, 3, 4]), some([1, 2, 5, 3, 4]))
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var insertAt = function (i, a) {
|
|
return function (as) {
|
|
return i < 0 || i > as.length ? _.none : _.some(RNEA.unsafeInsertAt(i, a, as));
|
|
};
|
|
};
|
|
/**
|
|
* Change the element at the specified index, creating a new array, or returning `None` if the index is out of bounds
|
|
*
|
|
* @example
|
|
* import { updateAt } from 'fp-ts/ReadonlyArray'
|
|
* import { some, none } from 'fp-ts/Option'
|
|
*
|
|
* assert.deepStrictEqual(updateAt(1, 1)([1, 2, 3]), some([1, 1, 3]))
|
|
* assert.deepStrictEqual(updateAt(1, 1)([]), none)
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var updateAt = function (i, a) {
|
|
return modifyAt(i, function () { return a; });
|
|
};
|
|
/**
|
|
* Delete the element at the specified index, creating a new array, or returning `None` if the index is out of bounds
|
|
*
|
|
* @example
|
|
* import { deleteAt } from 'fp-ts/ReadonlyArray'
|
|
* import { some, none } from 'fp-ts/Option'
|
|
*
|
|
* assert.deepStrictEqual(deleteAt(0)([1, 2, 3]), some([2, 3]))
|
|
* assert.deepStrictEqual(deleteAt(1)([]), none)
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var deleteAt = function (i) {
|
|
return function (as) {
|
|
return isOutOfBound(i, as) ? _.none : _.some(unsafeDeleteAt(i, as));
|
|
};
|
|
};
|
|
/**
|
|
* Apply a function to the element at the specified index, creating a new array, or returning `None` if the index is out
|
|
* of bounds
|
|
*
|
|
* @example
|
|
* import { modifyAt } from 'fp-ts/ReadonlyArray'
|
|
* import { some, none } from 'fp-ts/Option'
|
|
*
|
|
* const double = (x: number): number => x * 2
|
|
* assert.deepStrictEqual(modifyAt(1, double)([1, 2, 3]), some([1, 4, 3]))
|
|
* assert.deepStrictEqual(modifyAt(1, double)([]), none)
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var modifyAt = function (i, f) {
|
|
return function (as) {
|
|
return isOutOfBound(i, as) ? _.none : _.some(unsafeUpdateAt(i, f(as[i]), as));
|
|
};
|
|
};
|
|
/**
|
|
* Reverse an array, creating a new array
|
|
*
|
|
* @example
|
|
* import { reverse } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(reverse([1, 2, 3]), [3, 2, 1])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var reverse = function (as) { return (as.length <= 1 ? as : as.slice().reverse()); };
|
|
/**
|
|
* Extracts from an array of `Either` all the `Right` elements. All the `Right` elements are extracted in order
|
|
*
|
|
* @example
|
|
* import { rights } from 'fp-ts/ReadonlyArray'
|
|
* import { right, left } from 'fp-ts/Either'
|
|
*
|
|
* assert.deepStrictEqual(rights([right(1), left('foo'), right(2)]), [1, 2])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var rights = function (as) {
|
|
var r = [];
|
|
for (var i = 0; i < as.length; i++) {
|
|
var a = as[i];
|
|
if (a._tag === 'Right') {
|
|
r.push(a.right);
|
|
}
|
|
}
|
|
return r;
|
|
};
|
|
/**
|
|
* Extracts from an array of `Either` all the `Left` elements. All the `Left` elements are extracted in order
|
|
*
|
|
* @example
|
|
* import { lefts } from 'fp-ts/ReadonlyArray'
|
|
* import { left, right } from 'fp-ts/Either'
|
|
*
|
|
* assert.deepStrictEqual(lefts([right(1), left('foo'), right(2)]), ['foo'])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var lefts = function (as) {
|
|
var r = [];
|
|
for (var i = 0; i < as.length; i++) {
|
|
var a = as[i];
|
|
if (a._tag === 'Left') {
|
|
r.push(a.left);
|
|
}
|
|
}
|
|
return r;
|
|
};
|
|
/**
|
|
* Sort the elements of an array in increasing order, creating a new array
|
|
*
|
|
* @example
|
|
* import { sort } from 'fp-ts/ReadonlyArray'
|
|
* import * as N from 'fp-ts/number'
|
|
*
|
|
* assert.deepStrictEqual(sort(N.Ord)([3, 2, 1]), [1, 2, 3])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var sort = function (O) {
|
|
return function (as) {
|
|
return as.length <= 1 ? as : as.slice().sort(O.compare);
|
|
};
|
|
};
|
|
// TODO: curry and make data-last in v3
|
|
/**
|
|
* Apply a function to pairs of elements at the same index in two arrays, collecting the results in a new array. If one
|
|
* input array is short, excess elements of the longer array are discarded.
|
|
*
|
|
* @example
|
|
* import { zipWith } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(zipWith([1, 2, 3], ['a', 'b', 'c', 'd'], (n, s) => s + n), ['a1', 'b2', 'c3'])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var zipWith = function (fa, fb, f) {
|
|
var fc = [];
|
|
var len = Math.min(fa.length, fb.length);
|
|
for (var i = 0; i < len; i++) {
|
|
fc[i] = f(fa[i], fb[i]);
|
|
}
|
|
return fc;
|
|
};
|
|
export function zip(as, bs) {
|
|
if (bs === undefined) {
|
|
return function (bs) { return zip(bs, as); };
|
|
}
|
|
return zipWith(as, bs, function (a, b) { return [a, b]; });
|
|
}
|
|
/**
|
|
* The function is reverse of `zip`. Takes an array of pairs and return two corresponding arrays
|
|
*
|
|
* @example
|
|
* import { unzip } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(unzip([[1, 'a'], [2, 'b'], [3, 'c']]), [[1, 2, 3], ['a', 'b', 'c']])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var unzip = function (as) {
|
|
var fa = [];
|
|
var fb = [];
|
|
for (var i = 0; i < as.length; i++) {
|
|
fa[i] = as[i][0];
|
|
fb[i] = as[i][1];
|
|
}
|
|
return [fa, fb];
|
|
};
|
|
/**
|
|
* Prepend an element to every member of an array
|
|
*
|
|
* @example
|
|
* import { prependAll } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(prependAll(9)([1, 2, 3, 4]), [9, 1, 9, 2, 9, 3, 9, 4])
|
|
*
|
|
* @since 2.10.0
|
|
*/
|
|
export var prependAll = function (middle) {
|
|
var f = RNEA.prependAll(middle);
|
|
return function (as) { return (isNonEmpty(as) ? f(as) : as); };
|
|
};
|
|
/**
|
|
* Places an element in between members of an array
|
|
*
|
|
* @example
|
|
* import { intersperse } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(intersperse(9)([1, 2, 3, 4]), [1, 9, 2, 9, 3, 9, 4])
|
|
*
|
|
* @since 2.9.0
|
|
*/
|
|
export var intersperse = function (middle) {
|
|
var f = RNEA.intersperse(middle);
|
|
return function (as) { return (isNonEmpty(as) ? f(as) : as); };
|
|
};
|
|
/**
|
|
* Rotate a `ReadonlyArray` by `n` steps.
|
|
*
|
|
* @example
|
|
* import { rotate } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(rotate(2)([1, 2, 3, 4, 5]), [4, 5, 1, 2, 3])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var rotate = function (n) {
|
|
var f = RNEA.rotate(n);
|
|
return function (as) { return (isNonEmpty(as) ? f(as) : as); };
|
|
};
|
|
export function elem(E) {
|
|
return function (a, as) {
|
|
if (as === undefined) {
|
|
var elemE_1 = elem(E);
|
|
return function (as) { return elemE_1(a, as); };
|
|
}
|
|
var predicate = function (element) { return E.equals(element, a); };
|
|
var i = 0;
|
|
for (; i < as.length; i++) {
|
|
if (predicate(as[i])) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
}
|
|
/**
|
|
* Remove duplicates from an array, keeping the first occurrence of an element.
|
|
*
|
|
* @example
|
|
* import { uniq } from 'fp-ts/ReadonlyArray'
|
|
* import * as N from 'fp-ts/number'
|
|
*
|
|
* assert.deepStrictEqual(uniq(N.Eq)([1, 2, 1]), [1, 2])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var uniq = function (E) {
|
|
var f = RNEA.uniq(E);
|
|
return function (as) { return (isNonEmpty(as) ? f(as) : as); };
|
|
};
|
|
/**
|
|
* Sort the elements of an array in increasing order, where elements are compared using first `ords[0]`, then `ords[1]`,
|
|
* etc...
|
|
*
|
|
* @example
|
|
* import { sortBy } from 'fp-ts/ReadonlyArray'
|
|
* import { contramap } from 'fp-ts/Ord'
|
|
* import * as S from 'fp-ts/string'
|
|
* import * as N from 'fp-ts/number'
|
|
* import { pipe } from 'fp-ts/function'
|
|
*
|
|
* interface Person {
|
|
* readonly name: string
|
|
* readonly age: number
|
|
* }
|
|
* const byName = pipe(S.Ord, contramap((p: Person) => p.name))
|
|
* const byAge = pipe(N.Ord, contramap((p: Person) => p.age))
|
|
*
|
|
* const sortByNameByAge = sortBy([byName, byAge])
|
|
*
|
|
* const persons = [{ name: 'a', age: 1 }, { name: 'b', age: 3 }, { name: 'c', age: 2 }, { name: 'b', age: 2 }]
|
|
* assert.deepStrictEqual(sortByNameByAge(persons), [
|
|
* { name: 'a', age: 1 },
|
|
* { name: 'b', age: 2 },
|
|
* { name: 'b', age: 3 },
|
|
* { name: 'c', age: 2 }
|
|
* ])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var sortBy = function (ords) {
|
|
var f = RNEA.sortBy(ords);
|
|
return function (as) { return (isNonEmpty(as) ? f(as) : as); };
|
|
};
|
|
/**
|
|
* A useful recursion pattern for processing a `ReadonlyArray` to produce a new `ReadonlyArray`, often used for "chopping" up the input
|
|
* `ReadonlyArray`. Typically `chop` is called with some function that will consume an initial prefix of the `ReadonlyArray` and produce a
|
|
* value and the tail of the `ReadonlyArray`.
|
|
*
|
|
* @example
|
|
* import { Eq } from 'fp-ts/Eq'
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import * as N from 'fp-ts/number'
|
|
* import { pipe } from 'fp-ts/function'
|
|
*
|
|
* const group = <A>(S: Eq<A>): ((as: ReadonlyArray<A>) => ReadonlyArray<ReadonlyArray<A>>) => {
|
|
* return RA.chop(as => {
|
|
* const { init, rest } = pipe(as, RA.spanLeft((a: A) => S.equals(a, as[0])))
|
|
* return [init, rest]
|
|
* })
|
|
* }
|
|
* assert.deepStrictEqual(group(N.Eq)([1, 1, 2, 3, 3, 4]), [[1, 1], [2], [3, 3], [4]])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var chop = function (f) {
|
|
var g = RNEA.chop(f);
|
|
return function (as) { return (isNonEmpty(as) ? g(as) : empty); };
|
|
};
|
|
/**
|
|
* Splits a `ReadonlyArray` into two pieces, the first piece has max `n` elements.
|
|
*
|
|
* @example
|
|
* import { splitAt } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(splitAt(2)([1, 2, 3, 4, 5]), [[1, 2], [3, 4, 5]])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var splitAt = function (n) {
|
|
return function (as) {
|
|
return n >= 1 && isNonEmpty(as) ? RNEA.splitAt(n)(as) : isEmpty(as) ? [as, empty] : [empty, as];
|
|
};
|
|
};
|
|
/**
|
|
* Splits a `ReadonlyArray` into length-`n` pieces. The last piece will be shorter if `n` does not evenly divide the length of
|
|
* the `ReadonlyArray`. Note that `chunksOf(n)([])` is `[]`, not `[[]]`. This is intentional, and is consistent with a recursive
|
|
* definition of `chunksOf`; it satisfies the property that:
|
|
*
|
|
* ```ts
|
|
* chunksOf(n)(xs).concat(chunksOf(n)(ys)) == chunksOf(n)(xs.concat(ys)))
|
|
* ```
|
|
*
|
|
* whenever `n` evenly divides the length of `as`.
|
|
*
|
|
* @example
|
|
* import { chunksOf } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(chunksOf(2)([1, 2, 3, 4, 5]), [[1, 2], [3, 4], [5]])
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var chunksOf = function (n) {
|
|
var f = RNEA.chunksOf(n);
|
|
return function (as) { return (isNonEmpty(as) ? f(as) : empty); };
|
|
};
|
|
/**
|
|
* @category lifting
|
|
* @since 2.11.0
|
|
*/
|
|
export var fromOptionK = function (f) {
|
|
return function () {
|
|
var a = [];
|
|
for (var _i = 0; _i < arguments.length; _i++) {
|
|
a[_i] = arguments[_i];
|
|
}
|
|
return fromOption(f.apply(void 0, a));
|
|
};
|
|
};
|
|
export function comprehension(input, f, g) {
|
|
if (g === void 0) { g = function () { return true; }; }
|
|
var go = function (scope, input) {
|
|
return isNonEmpty(input)
|
|
? pipe(RNEA.head(input), chain(function (x) { return go(pipe(scope, append(x)), RNEA.tail(input)); }))
|
|
: g.apply(void 0, scope) ? [f.apply(void 0, scope)]
|
|
: empty;
|
|
};
|
|
return go(empty, input);
|
|
}
|
|
/**
|
|
* @since 2.11.0
|
|
*/
|
|
export var concatW = function (second) {
|
|
return function (first) {
|
|
return isEmpty(first) ? second : isEmpty(second) ? first : first.concat(second);
|
|
};
|
|
};
|
|
/**
|
|
* @since 2.11.0
|
|
*/
|
|
export var concat = concatW;
|
|
export function union(E) {
|
|
var unionE = RNEA.union(E);
|
|
return function (first, second) {
|
|
if (second === undefined) {
|
|
var unionE_1 = union(E);
|
|
return function (second) { return unionE_1(second, first); };
|
|
}
|
|
return isNonEmpty(first) && isNonEmpty(second) ? unionE(second)(first) : isNonEmpty(first) ? first : second;
|
|
};
|
|
}
|
|
export function intersection(E) {
|
|
var elemE = elem(E);
|
|
return function (xs, ys) {
|
|
if (ys === undefined) {
|
|
var intersectionE_1 = intersection(E);
|
|
return function (ys) { return intersectionE_1(ys, xs); };
|
|
}
|
|
return xs.filter(function (a) { return elemE(a, ys); });
|
|
};
|
|
}
|
|
export function difference(E) {
|
|
var elemE = elem(E);
|
|
return function (xs, ys) {
|
|
if (ys === undefined) {
|
|
var differenceE_1 = difference(E);
|
|
return function (ys) { return differenceE_1(ys, xs); };
|
|
}
|
|
return xs.filter(function (a) { return !elemE(a, ys); });
|
|
};
|
|
}
|
|
var _map = function (fa, f) { return pipe(fa, map(f)); };
|
|
var _mapWithIndex = function (fa, f) { return pipe(fa, mapWithIndex(f)); };
|
|
var _ap = function (fab, fa) { return pipe(fab, ap(fa)); };
|
|
var _chain = function (ma, f) { return pipe(ma, chain(f)); };
|
|
var _filter = function (fa, predicate) {
|
|
return pipe(fa, filter(predicate));
|
|
};
|
|
var _filterMap = function (fa, f) { return pipe(fa, filterMap(f)); };
|
|
var _partition = function (fa, predicate) {
|
|
return pipe(fa, partition(predicate));
|
|
};
|
|
var _partitionMap = function (fa, f) { return pipe(fa, partitionMap(f)); };
|
|
var _partitionWithIndex = function (fa, predicateWithIndex) { return pipe(fa, partitionWithIndex(predicateWithIndex)); };
|
|
var _partitionMapWithIndex = function (fa, f) { return pipe(fa, partitionMapWithIndex(f)); };
|
|
var _alt = function (fa, that) { return pipe(fa, alt(that)); };
|
|
var _reduce = function (fa, b, f) { return pipe(fa, reduce(b, f)); };
|
|
var _foldMap = function (M) {
|
|
var foldMapM = foldMap(M);
|
|
return function (fa, f) { return pipe(fa, foldMapM(f)); };
|
|
};
|
|
var _reduceRight = function (fa, b, f) { return pipe(fa, reduceRight(b, f)); };
|
|
var _reduceWithIndex = function (fa, b, f) {
|
|
return pipe(fa, reduceWithIndex(b, f));
|
|
};
|
|
var _foldMapWithIndex = function (M) {
|
|
var foldMapWithIndexM = foldMapWithIndex(M);
|
|
return function (fa, f) { return pipe(fa, foldMapWithIndexM(f)); };
|
|
};
|
|
var _reduceRightWithIndex = function (fa, b, f) {
|
|
return pipe(fa, reduceRightWithIndex(b, f));
|
|
};
|
|
var _filterMapWithIndex = function (fa, f) { return pipe(fa, filterMapWithIndex(f)); };
|
|
var _filterWithIndex = function (fa, predicateWithIndex) { return pipe(fa, filterWithIndex(predicateWithIndex)); };
|
|
var _extend = function (fa, f) { return pipe(fa, extend(f)); };
|
|
var _traverse = function (F) {
|
|
var traverseF = traverse(F);
|
|
return function (ta, f) { return pipe(ta, traverseF(f)); };
|
|
};
|
|
/* istanbul ignore next */
|
|
var _traverseWithIndex = function (F) {
|
|
var traverseWithIndexF = traverseWithIndex(F);
|
|
return function (ta, f) { return pipe(ta, traverseWithIndexF(f)); };
|
|
};
|
|
/** @internal */
|
|
export var _chainRecDepthFirst = function (a, f) { return pipe(a, chainRecDepthFirst(f)); };
|
|
/** @internal */
|
|
export var _chainRecBreadthFirst = function (a, f) { return pipe(a, chainRecBreadthFirst(f)); };
|
|
/**
|
|
* @category constructors
|
|
* @since 2.5.0
|
|
*/
|
|
export var of = RNEA.of;
|
|
/**
|
|
* @since 2.7.0
|
|
*/
|
|
export var zero = function () { return empty; };
|
|
/**
|
|
* Less strict version of [`alt`](#alt).
|
|
*
|
|
* The `W` suffix (short for **W**idening) means that the return types will be merged.
|
|
*
|
|
* @example
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import { pipe } from 'fp-ts/function'
|
|
*
|
|
* assert.deepStrictEqual(
|
|
* pipe(
|
|
* [1, 2, 3],
|
|
* RA.altW(() => ['a', 'b'])
|
|
* ),
|
|
* [1, 2, 3, 'a', 'b']
|
|
* )
|
|
*
|
|
* @category error handling
|
|
* @since 2.9.0
|
|
*/
|
|
export var altW = function (that) {
|
|
return function (fa) {
|
|
return fa.concat(that());
|
|
};
|
|
};
|
|
/**
|
|
* Identifies an associative operation on a type constructor. It is similar to `Semigroup`, except that it applies to
|
|
* types of kind `* -> *`.
|
|
*
|
|
* In case of `ReadonlyArray` concatenates the inputs into a single array.
|
|
*
|
|
* @example
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import { pipe } from 'fp-ts/function'
|
|
*
|
|
* assert.deepStrictEqual(
|
|
* pipe(
|
|
* [1, 2, 3],
|
|
* RA.alt(() => [4, 5])
|
|
* ),
|
|
* [1, 2, 3, 4, 5]
|
|
* )
|
|
*
|
|
* @category error handling
|
|
* @since 2.5.0
|
|
*/
|
|
export var alt = altW;
|
|
/**
|
|
* @since 2.5.0
|
|
*/
|
|
export var ap = function (fa) {
|
|
return chain(function (f) { return pipe(fa, map(f)); });
|
|
};
|
|
/**
|
|
* Composes computations in sequence, using the return value of one computation to determine the next computation.
|
|
*
|
|
* @example
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import { pipe } from 'fp-ts/function'
|
|
*
|
|
* assert.deepStrictEqual(
|
|
* pipe(
|
|
* [1, 2, 3],
|
|
* RA.chain((n) => [`a${n}`, `b${n}`])
|
|
* ),
|
|
* ['a1', 'b1', 'a2', 'b2', 'a3', 'b3']
|
|
* )
|
|
* assert.deepStrictEqual(
|
|
* pipe(
|
|
* [1, 2, 3],
|
|
* RA.chain(() => [])
|
|
* ),
|
|
* []
|
|
* )
|
|
*
|
|
* @category sequencing
|
|
* @since 2.5.0
|
|
*/
|
|
export var chain = function (f) { return function (ma) {
|
|
return pipe(ma, chainWithIndex(function (_, a) { return f(a); }));
|
|
}; };
|
|
/**
|
|
* @category sequencing
|
|
* @since 2.5.0
|
|
*/
|
|
export var flatten = /*#__PURE__*/ chain(identity);
|
|
/**
|
|
* `map` can be used to turn functions `(a: A) => B` into functions `(fa: F<A>) => F<B>` whose argument and return types
|
|
* use the type constructor `F` to represent some computational context.
|
|
*
|
|
* @category mapping
|
|
* @since 2.5.0
|
|
*/
|
|
export var map = function (f) { return function (fa) {
|
|
return fa.map(function (a) { return f(a); });
|
|
}; };
|
|
/**
|
|
* @category mapping
|
|
* @since 2.5.0
|
|
*/
|
|
export var mapWithIndex = function (f) { return function (fa) {
|
|
return fa.map(function (a, i) { return f(i, a); });
|
|
}; };
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var separate = function (fa) {
|
|
var left = [];
|
|
var right = [];
|
|
for (var _i = 0, fa_1 = fa; _i < fa_1.length; _i++) {
|
|
var e = fa_1[_i];
|
|
if (e._tag === 'Left') {
|
|
left.push(e.left);
|
|
}
|
|
else {
|
|
right.push(e.right);
|
|
}
|
|
}
|
|
return separated(left, right);
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var filter = function (predicate) {
|
|
return function (as) {
|
|
return as.filter(predicate);
|
|
};
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var filterMapWithIndex = function (f) {
|
|
return function (fa) {
|
|
var out = [];
|
|
for (var i = 0; i < fa.length; i++) {
|
|
var optionB = f(i, fa[i]);
|
|
if (_.isSome(optionB)) {
|
|
out.push(optionB.value);
|
|
}
|
|
}
|
|
return out;
|
|
};
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var filterMap = function (f) {
|
|
return filterMapWithIndex(function (_, a) { return f(a); });
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var compact = /*#__PURE__*/ filterMap(identity);
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var partition = function (predicate) {
|
|
return partitionWithIndex(function (_, a) { return predicate(a); });
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var partitionWithIndex = function (predicateWithIndex) {
|
|
return function (as) {
|
|
var left = [];
|
|
var right = [];
|
|
for (var i = 0; i < as.length; i++) {
|
|
var a = as[i];
|
|
if (predicateWithIndex(i, a)) {
|
|
right.push(a);
|
|
}
|
|
else {
|
|
left.push(a);
|
|
}
|
|
}
|
|
return separated(left, right);
|
|
};
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var partitionMap = function (f) {
|
|
return partitionMapWithIndex(function (_, a) { return f(a); });
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var partitionMapWithIndex = function (f) {
|
|
return function (fa) {
|
|
var left = [];
|
|
var right = [];
|
|
for (var i = 0; i < fa.length; i++) {
|
|
var e = f(i, fa[i]);
|
|
if (e._tag === 'Left') {
|
|
left.push(e.left);
|
|
}
|
|
else {
|
|
right.push(e.right);
|
|
}
|
|
}
|
|
return separated(left, right);
|
|
};
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.5.0
|
|
*/
|
|
export var filterWithIndex = function (predicateWithIndex) {
|
|
return function (as) {
|
|
return as.filter(function (a, i) { return predicateWithIndex(i, a); });
|
|
};
|
|
};
|
|
/**
|
|
* @since 2.5.0
|
|
*/
|
|
export var extend = function (f) { return function (wa) {
|
|
return wa.map(function (_, i) { return f(wa.slice(i)); });
|
|
}; };
|
|
/**
|
|
* @since 2.5.0
|
|
*/
|
|
export var duplicate = /*#__PURE__*/ extend(identity);
|
|
/**
|
|
* @category folding
|
|
* @since 2.5.0
|
|
*/
|
|
export var foldMapWithIndex = function (M) {
|
|
return function (f) {
|
|
return function (fa) {
|
|
return fa.reduce(function (b, a, i) { return M.concat(b, f(i, a)); }, M.empty);
|
|
};
|
|
};
|
|
};
|
|
/**
|
|
* @category folding
|
|
* @since 2.5.0
|
|
*/
|
|
export var reduce = function (b, f) {
|
|
return reduceWithIndex(b, function (_, b, a) { return f(b, a); });
|
|
};
|
|
/**
|
|
* @category folding
|
|
* @since 2.5.0
|
|
*/
|
|
export var foldMap = function (M) {
|
|
var foldMapWithIndexM = foldMapWithIndex(M);
|
|
return function (f) { return foldMapWithIndexM(function (_, a) { return f(a); }); };
|
|
};
|
|
/**
|
|
* @category folding
|
|
* @since 2.5.0
|
|
*/
|
|
export var reduceWithIndex = function (b, f) { return function (fa) {
|
|
var len = fa.length;
|
|
var out = b;
|
|
for (var i = 0; i < len; i++) {
|
|
out = f(i, out, fa[i]);
|
|
}
|
|
return out;
|
|
}; };
|
|
/**
|
|
* @category folding
|
|
* @since 2.5.0
|
|
*/
|
|
export var reduceRight = function (b, f) {
|
|
return reduceRightWithIndex(b, function (_, a, b) { return f(a, b); });
|
|
};
|
|
/**
|
|
* @category folding
|
|
* @since 2.5.0
|
|
*/
|
|
export var reduceRightWithIndex = function (b, f) { return function (fa) {
|
|
return fa.reduceRight(function (b, a, i) { return f(i, a, b); }, b);
|
|
}; };
|
|
/**
|
|
* @category traversing
|
|
* @since 2.6.3
|
|
*/
|
|
export var traverse = function (F) {
|
|
var traverseWithIndexF = traverseWithIndex(F);
|
|
return function (f) { return traverseWithIndexF(function (_, a) { return f(a); }); };
|
|
};
|
|
/**
|
|
* @category traversing
|
|
* @since 2.6.3
|
|
*/
|
|
export var sequence = function (F) {
|
|
return function (ta) {
|
|
return _reduce(ta, F.of(zero()), function (fas, fa) {
|
|
return F.ap(F.map(fas, function (as) { return function (a) { return pipe(as, append(a)); }; }), fa);
|
|
});
|
|
};
|
|
};
|
|
/**
|
|
* @category sequencing
|
|
* @since 2.6.3
|
|
*/
|
|
export var traverseWithIndex = function (F) {
|
|
return function (f) {
|
|
return reduceWithIndex(F.of(zero()), function (i, fbs, a) {
|
|
return F.ap(F.map(fbs, function (bs) { return function (b) { return pipe(bs, append(b)); }; }), f(i, a));
|
|
});
|
|
};
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.6.5
|
|
*/
|
|
export var wither = function (F) {
|
|
var _witherF = _wither(F);
|
|
return function (f) { return function (fa) { return _witherF(fa, f); }; };
|
|
};
|
|
/**
|
|
* @category filtering
|
|
* @since 2.6.5
|
|
*/
|
|
export var wilt = function (F) {
|
|
var _wiltF = _wilt(F);
|
|
return function (f) { return function (fa) { return _wiltF(fa, f); }; };
|
|
};
|
|
/**
|
|
* @since 2.6.6
|
|
*/
|
|
export var unfold = function (b, f) {
|
|
var out = [];
|
|
var bb = b;
|
|
// eslint-disable-next-line no-constant-condition
|
|
while (true) {
|
|
var mt = f(bb);
|
|
if (_.isSome(mt)) {
|
|
var _a = mt.value, a = _a[0], b_1 = _a[1];
|
|
out.push(a);
|
|
bb = b_1;
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
}
|
|
return out;
|
|
};
|
|
/**
|
|
* @category type lambdas
|
|
* @since 2.5.0
|
|
*/
|
|
export var URI = 'ReadonlyArray';
|
|
/**
|
|
* @category instances
|
|
* @since 2.5.0
|
|
*/
|
|
export var getShow = function (S) { return ({
|
|
show: function (as) { return "[".concat(as.map(S.show).join(', '), "]"); }
|
|
}); };
|
|
/**
|
|
* @category instances
|
|
* @since 2.5.0
|
|
*/
|
|
export var getSemigroup = function () { return ({
|
|
concat: function (first, second) { return (isEmpty(first) ? second : isEmpty(second) ? first : first.concat(second)); }
|
|
}); };
|
|
/**
|
|
* Returns a `Monoid` for `ReadonlyArray<A>`.
|
|
*
|
|
* @example
|
|
* import { getMonoid } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* const M = getMonoid<number>()
|
|
* assert.deepStrictEqual(M.concat([1, 2], [3, 4]), [1, 2, 3, 4])
|
|
*
|
|
* @category instances
|
|
* @since 2.5.0
|
|
*/
|
|
export var getMonoid = function () { return ({
|
|
concat: getSemigroup().concat,
|
|
empty: empty
|
|
}); };
|
|
/**
|
|
* Derives an `Eq` over the `ReadonlyArray` of a given element type from the `Eq` of that type. The derived `Eq` defines two
|
|
* arrays as equal if all elements of both arrays are compared equal pairwise with the given `E`. In case of arrays of
|
|
* different lengths, the result is non equality.
|
|
*
|
|
* @example
|
|
* import * as S from 'fp-ts/string'
|
|
* import { getEq } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* const E = getEq(S.Eq)
|
|
* assert.strictEqual(E.equals(['a', 'b'], ['a', 'b']), true)
|
|
* assert.strictEqual(E.equals(['a'], []), false)
|
|
*
|
|
* @category instances
|
|
* @since 2.5.0
|
|
*/
|
|
export var getEq = function (E) {
|
|
return fromEquals(function (xs, ys) { return xs.length === ys.length && xs.every(function (x, i) { return E.equals(x, ys[i]); }); });
|
|
};
|
|
/**
|
|
* Derives an `Ord` over the `ReadonlyArray` of a given element type from the `Ord` of that type. The ordering between two such
|
|
* arrays is equal to: the first non equal comparison of each arrays elements taken pairwise in increasing order, in
|
|
* case of equality over all the pairwise elements; the longest array is considered the greatest, if both arrays have
|
|
* the same length, the result is equality.
|
|
*
|
|
* @example
|
|
* import { getOrd } from 'fp-ts/ReadonlyArray'
|
|
* import * as S from 'fp-ts/string'
|
|
*
|
|
* const O = getOrd(S.Ord)
|
|
* assert.strictEqual(O.compare(['b'], ['a']), 1)
|
|
* assert.strictEqual(O.compare(['a'], ['a']), 0)
|
|
* assert.strictEqual(O.compare(['a'], ['b']), -1)
|
|
*
|
|
*
|
|
* @category instances
|
|
* @since 2.5.0
|
|
*/
|
|
export var getOrd = function (O) {
|
|
return fromCompare(function (a, b) {
|
|
var aLen = a.length;
|
|
var bLen = b.length;
|
|
var len = Math.min(aLen, bLen);
|
|
for (var i = 0; i < len; i++) {
|
|
var ordering = O.compare(a[i], b[i]);
|
|
if (ordering !== 0) {
|
|
return ordering;
|
|
}
|
|
}
|
|
return N.Ord.compare(aLen, bLen);
|
|
});
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var getUnionSemigroup = function (E) {
|
|
var unionE = union(E);
|
|
return {
|
|
concat: function (first, second) { return unionE(second)(first); }
|
|
};
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var getUnionMonoid = function (E) { return ({
|
|
concat: getUnionSemigroup(E).concat,
|
|
empty: empty
|
|
}); };
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var getIntersectionSemigroup = function (E) {
|
|
var intersectionE = intersection(E);
|
|
return {
|
|
concat: function (first, second) { return intersectionE(second)(first); }
|
|
};
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var getDifferenceMagma = function (E) {
|
|
var differenceE = difference(E);
|
|
return {
|
|
concat: function (first, second) { return differenceE(second)(first); }
|
|
};
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Functor = {
|
|
URI: URI,
|
|
map: _map
|
|
};
|
|
/**
|
|
* @category mapping
|
|
* @since 2.10.0
|
|
*/
|
|
export var flap = /*#__PURE__*/ flap_(Functor);
|
|
/**
|
|
* @category instances
|
|
* @since 2.10.0
|
|
*/
|
|
export var Pointed = {
|
|
URI: URI,
|
|
of: of
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var FunctorWithIndex = {
|
|
URI: URI,
|
|
map: _map,
|
|
mapWithIndex: _mapWithIndex
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.10.0
|
|
*/
|
|
export var Apply = {
|
|
URI: URI,
|
|
map: _map,
|
|
ap: _ap
|
|
};
|
|
/**
|
|
* Combine two effectful actions, keeping only the result of the first.
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var apFirst = /*#__PURE__*/ apFirst_(Apply);
|
|
/**
|
|
* Combine two effectful actions, keeping only the result of the second.
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var apSecond = /*#__PURE__*/ apSecond_(Apply);
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Applicative = {
|
|
URI: URI,
|
|
map: _map,
|
|
ap: _ap,
|
|
of: of
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.10.0
|
|
*/
|
|
export var Chain = {
|
|
URI: URI,
|
|
map: _map,
|
|
ap: _ap,
|
|
chain: _chain
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Monad = {
|
|
URI: URI,
|
|
map: _map,
|
|
ap: _ap,
|
|
of: of,
|
|
chain: _chain
|
|
};
|
|
/**
|
|
* Composes computations in sequence, using the return value of one computation to determine the next computation and
|
|
* keeping only the result of the first.
|
|
*
|
|
* @example
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import { pipe } from 'fp-ts/function'
|
|
*
|
|
* assert.deepStrictEqual(
|
|
* pipe(
|
|
* [1, 2, 3],
|
|
* RA.chainFirst(() => ['a', 'b'])
|
|
* ),
|
|
* [1, 1, 2, 2, 3, 3]
|
|
* )
|
|
* assert.deepStrictEqual(
|
|
* pipe(
|
|
* [1, 2, 3],
|
|
* RA.chainFirst(() => [])
|
|
* ),
|
|
* []
|
|
* )
|
|
*
|
|
* @category sequencing
|
|
* @since 2.5.0
|
|
*/
|
|
export var chainFirst =
|
|
/*#__PURE__*/ chainFirst_(Chain);
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Unfoldable = {
|
|
URI: URI,
|
|
unfold: unfold
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Alt = {
|
|
URI: URI,
|
|
map: _map,
|
|
alt: _alt
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var Zero = {
|
|
URI: URI,
|
|
zero: zero
|
|
};
|
|
/**
|
|
* @category do notation
|
|
* @since 2.11.0
|
|
*/
|
|
export var guard = /*#__PURE__*/ guard_(Zero, Pointed);
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Alternative = {
|
|
URI: URI,
|
|
map: _map,
|
|
ap: _ap,
|
|
of: of,
|
|
alt: _alt,
|
|
zero: zero
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Extend = {
|
|
URI: URI,
|
|
map: _map,
|
|
extend: _extend
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Compactable = {
|
|
URI: URI,
|
|
compact: compact,
|
|
separate: separate
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Filterable = {
|
|
URI: URI,
|
|
map: _map,
|
|
compact: compact,
|
|
separate: separate,
|
|
filter: _filter,
|
|
filterMap: _filterMap,
|
|
partition: _partition,
|
|
partitionMap: _partitionMap
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var FilterableWithIndex = {
|
|
URI: URI,
|
|
map: _map,
|
|
mapWithIndex: _mapWithIndex,
|
|
compact: compact,
|
|
separate: separate,
|
|
filter: _filter,
|
|
filterMap: _filterMap,
|
|
partition: _partition,
|
|
partitionMap: _partitionMap,
|
|
partitionMapWithIndex: _partitionMapWithIndex,
|
|
partitionWithIndex: _partitionWithIndex,
|
|
filterMapWithIndex: _filterMapWithIndex,
|
|
filterWithIndex: _filterWithIndex
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Foldable = {
|
|
URI: URI,
|
|
reduce: _reduce,
|
|
foldMap: _foldMap,
|
|
reduceRight: _reduceRight
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var FoldableWithIndex = {
|
|
URI: URI,
|
|
reduce: _reduce,
|
|
foldMap: _foldMap,
|
|
reduceRight: _reduceRight,
|
|
reduceWithIndex: _reduceWithIndex,
|
|
foldMapWithIndex: _foldMapWithIndex,
|
|
reduceRightWithIndex: _reduceRightWithIndex
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Traversable = {
|
|
URI: URI,
|
|
map: _map,
|
|
reduce: _reduce,
|
|
foldMap: _foldMap,
|
|
reduceRight: _reduceRight,
|
|
traverse: _traverse,
|
|
sequence: sequence
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var TraversableWithIndex = {
|
|
URI: URI,
|
|
map: _map,
|
|
mapWithIndex: _mapWithIndex,
|
|
reduce: _reduce,
|
|
foldMap: _foldMap,
|
|
reduceRight: _reduceRight,
|
|
reduceWithIndex: _reduceWithIndex,
|
|
foldMapWithIndex: _foldMapWithIndex,
|
|
reduceRightWithIndex: _reduceRightWithIndex,
|
|
traverse: _traverse,
|
|
sequence: sequence,
|
|
traverseWithIndex: _traverseWithIndex
|
|
};
|
|
/**
|
|
* @category sequencing
|
|
* @since 2.11.0
|
|
*/
|
|
export var chainRecDepthFirst = function (f) {
|
|
return function (a) {
|
|
var todo = __spreadArray([], f(a), true);
|
|
var out = [];
|
|
while (todo.length > 0) {
|
|
var e = todo.shift();
|
|
if (_.isLeft(e)) {
|
|
todo.unshift.apply(todo, f(e.left));
|
|
}
|
|
else {
|
|
out.push(e.right);
|
|
}
|
|
}
|
|
return out;
|
|
};
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var ChainRecDepthFirst = {
|
|
URI: URI,
|
|
map: _map,
|
|
ap: _ap,
|
|
chain: _chain,
|
|
chainRec: _chainRecDepthFirst
|
|
};
|
|
/**
|
|
* @category sequencing
|
|
* @since 2.11.0
|
|
*/
|
|
export var chainRecBreadthFirst = function (f) {
|
|
return function (a) {
|
|
var initial = f(a);
|
|
var todo = [];
|
|
var out = [];
|
|
function go(e) {
|
|
if (_.isLeft(e)) {
|
|
f(e.left).forEach(function (v) { return todo.push(v); });
|
|
}
|
|
else {
|
|
out.push(e.right);
|
|
}
|
|
}
|
|
for (var _i = 0, initial_1 = initial; _i < initial_1.length; _i++) {
|
|
var e = initial_1[_i];
|
|
go(e);
|
|
}
|
|
while (todo.length > 0) {
|
|
go(todo.shift());
|
|
}
|
|
return out;
|
|
};
|
|
};
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var ChainRecBreadthFirst = {
|
|
URI: URI,
|
|
map: _map,
|
|
ap: _ap,
|
|
chain: _chain,
|
|
chainRec: _chainRecBreadthFirst
|
|
};
|
|
var _wither = /*#__PURE__*/ witherDefault(Traversable, Compactable);
|
|
var _wilt = /*#__PURE__*/ wiltDefault(Traversable, Compactable);
|
|
/**
|
|
* @category instances
|
|
* @since 2.7.0
|
|
*/
|
|
export var Witherable = {
|
|
URI: URI,
|
|
map: _map,
|
|
compact: compact,
|
|
separate: separate,
|
|
filter: _filter,
|
|
filterMap: _filterMap,
|
|
partition: _partition,
|
|
partitionMap: _partitionMap,
|
|
reduce: _reduce,
|
|
foldMap: _foldMap,
|
|
reduceRight: _reduceRight,
|
|
traverse: _traverse,
|
|
sequence: sequence,
|
|
wither: _wither,
|
|
wilt: _wilt
|
|
};
|
|
/**
|
|
* Filter values inside a context.
|
|
*
|
|
* @example
|
|
* import { pipe } from 'fp-ts/function'
|
|
* import * as RA from 'fp-ts/ReadonlyArray'
|
|
* import * as T from 'fp-ts/Task'
|
|
*
|
|
* const filterE = RA.filterE(T.ApplicativePar)
|
|
* async function test() {
|
|
* assert.deepStrictEqual(
|
|
* await pipe(
|
|
* [-1, 2, 3],
|
|
* filterE((n) => T.of(n > 0))
|
|
* )(),
|
|
* [2, 3]
|
|
* )
|
|
* }
|
|
* test()
|
|
*
|
|
* @since 2.11.0
|
|
*/
|
|
export var filterE = /*#__PURE__*/ filterE_(Witherable);
|
|
/**
|
|
* @category instances
|
|
* @since 2.11.0
|
|
*/
|
|
export var FromEither = {
|
|
URI: URI,
|
|
fromEither: fromEither
|
|
};
|
|
/**
|
|
* @category lifting
|
|
* @since 2.11.0
|
|
*/
|
|
export var fromEitherK = /*#__PURE__*/ fromEitherK_(FromEither);
|
|
// -------------------------------------------------------------------------------------
|
|
// unsafe
|
|
// -------------------------------------------------------------------------------------
|
|
/**
|
|
* @category unsafe
|
|
* @since 2.5.0
|
|
*/
|
|
export var unsafeInsertAt = RNEA.unsafeInsertAt;
|
|
/**
|
|
* @category unsafe
|
|
* @since 2.5.0
|
|
*/
|
|
export var unsafeUpdateAt = function (i, a, as) {
|
|
return isNonEmpty(as) ? RNEA.unsafeUpdateAt(i, a, as) : as;
|
|
};
|
|
/**
|
|
* @category unsafe
|
|
* @since 2.5.0
|
|
*/
|
|
export var unsafeDeleteAt = function (i, as) {
|
|
var xs = as.slice();
|
|
xs.splice(i, 1);
|
|
return xs;
|
|
};
|
|
/**
|
|
* @category conversions
|
|
* @since 2.5.0
|
|
*/
|
|
export var toArray = function (as) { return as.slice(); };
|
|
/**
|
|
* @category conversions
|
|
* @since 2.5.0
|
|
*/
|
|
export var fromArray = function (as) { return (isEmpty(as) ? empty : as.slice()); };
|
|
// -------------------------------------------------------------------------------------
|
|
// utils
|
|
// -------------------------------------------------------------------------------------
|
|
/**
|
|
* An empty array
|
|
*
|
|
* @since 2.5.0
|
|
*/
|
|
export var empty = RNEA.empty;
|
|
export function every(predicate) {
|
|
return function (as) { return as.every(predicate); };
|
|
}
|
|
/**
|
|
* Check if a predicate holds true for any array member.
|
|
*
|
|
* @example
|
|
* import { some } from 'fp-ts/ReadonlyArray'
|
|
* import { pipe } from 'fp-ts/function'
|
|
*
|
|
* const isPositive = (n: number): boolean => n > 0
|
|
*
|
|
* assert.deepStrictEqual(pipe([-1, -2, 3], some(isPositive)), true)
|
|
* assert.deepStrictEqual(pipe([-1, -2, -3], some(isPositive)), false)
|
|
*
|
|
* @since 2.9.0
|
|
*/
|
|
export var some = function (predicate) {
|
|
return function (as) {
|
|
return as.some(predicate);
|
|
};
|
|
};
|
|
/**
|
|
* Alias of [`some`](#some)
|
|
*
|
|
* @since 2.11.0
|
|
*/
|
|
export var exists = some;
|
|
/**
|
|
* Places an element in between members of a `ReadonlyArray`, then folds the results using the provided `Monoid`.
|
|
*
|
|
* @example
|
|
* import * as S from 'fp-ts/string'
|
|
* import { intercalate } from 'fp-ts/ReadonlyArray'
|
|
*
|
|
* assert.deepStrictEqual(intercalate(S.Monoid)('-')(['a', 'b', 'c']), 'a-b-c')
|
|
*
|
|
* @since 2.12.0
|
|
*/
|
|
export var intercalate = function (M) {
|
|
var intercalateM = RNEA.intercalate(M);
|
|
return function (middle) { return match(function () { return M.empty; }, intercalateM(middle)); };
|
|
};
|
|
// -------------------------------------------------------------------------------------
|
|
// do notation
|
|
// -------------------------------------------------------------------------------------
|
|
/**
|
|
* @category do notation
|
|
* @since 2.9.0
|
|
*/
|
|
export var Do = /*#__PURE__*/ of(_.emptyRecord);
|
|
/**
|
|
* @category do notation
|
|
* @since 2.8.0
|
|
*/
|
|
export var bindTo = /*#__PURE__*/ bindTo_(Functor);
|
|
var let_ = /*#__PURE__*/ let__(Functor);
|
|
export {
|
|
/**
|
|
* @category do notation
|
|
* @since 2.13.0
|
|
*/
|
|
let_ as let };
|
|
/**
|
|
* @category do notation
|
|
* @since 2.8.0
|
|
*/
|
|
export var bind = /*#__PURE__*/ bind_(Chain);
|
|
/**
|
|
* @category do notation
|
|
* @since 2.8.0
|
|
*/
|
|
export var apS = /*#__PURE__*/ apS_(Apply);
|
|
// -------------------------------------------------------------------------------------
|
|
// deprecated
|
|
// -------------------------------------------------------------------------------------
|
|
/**
|
|
* Use `ReadonlyNonEmptyArray` module instead.
|
|
*
|
|
* @category zone of death
|
|
* @since 2.5.0
|
|
* @deprecated
|
|
*/
|
|
export var range = RNEA.range;
|
|
/**
|
|
* Use [`prepend`](#prepend) instead.
|
|
*
|
|
* @category zone of death
|
|
* @since 2.5.0
|
|
* @deprecated
|
|
*/
|
|
export var cons = RNEA.cons;
|
|
/**
|
|
* Use [`append`](#append) instead.
|
|
*
|
|
* @category zone of death
|
|
* @since 2.5.0
|
|
* @deprecated
|
|
*/
|
|
export var snoc = RNEA.snoc;
|
|
/**
|
|
* Use [`prependAll`](#prependall) instead.
|
|
*
|
|
* @category zone of death
|
|
* @since 2.9.0
|
|
* @deprecated
|
|
*/
|
|
export var prependToAll = prependAll;
|
|
/**
|
|
* This instance is deprecated, use small, specific instances instead.
|
|
* For example if a function needs a `Functor` instance, pass `RA.Functor` instead of `RA.readonlyArray`
|
|
* (where `RA` is from `import RA from 'fp-ts/ReadonlyArray'`)
|
|
*
|
|
* @category zone of death
|
|
* @since 2.5.0
|
|
* @deprecated
|
|
*/
|
|
export var readonlyArray = {
|
|
URI: URI,
|
|
compact: compact,
|
|
separate: separate,
|
|
map: _map,
|
|
ap: _ap,
|
|
of: of,
|
|
chain: _chain,
|
|
filter: _filter,
|
|
filterMap: _filterMap,
|
|
partition: _partition,
|
|
partitionMap: _partitionMap,
|
|
mapWithIndex: _mapWithIndex,
|
|
partitionMapWithIndex: _partitionMapWithIndex,
|
|
partitionWithIndex: _partitionWithIndex,
|
|
filterMapWithIndex: _filterMapWithIndex,
|
|
filterWithIndex: _filterWithIndex,
|
|
alt: _alt,
|
|
zero: zero,
|
|
unfold: unfold,
|
|
reduce: _reduce,
|
|
foldMap: _foldMap,
|
|
reduceRight: _reduceRight,
|
|
traverse: _traverse,
|
|
sequence: sequence,
|
|
reduceWithIndex: _reduceWithIndex,
|
|
foldMapWithIndex: _foldMapWithIndex,
|
|
reduceRightWithIndex: _reduceRightWithIndex,
|
|
traverseWithIndex: _traverseWithIndex,
|
|
extend: _extend,
|
|
wither: _wither,
|
|
wilt: _wilt
|
|
};
|