Innovenergy_trunk/frontend/node_modules/fp-ts/es6/ReadonlyTuple.js

330 lines
7.1 KiB
JavaScript
Raw Normal View History

import { identity, pipe } from './function';
import { flap as flap_ } from './Functor';
// -------------------------------------------------------------------------------------
// model
// -------------------------------------------------------------------------------------
/**
* @since 2.5.0
*/
export function fst(ea) {
return ea[0];
}
/**
* @since 2.5.0
*/
export function snd(ea) {
return ea[1];
}
/**
* @since 2.5.0
*/
export var swap = function (ea) { return [snd(ea), fst(ea)]; };
/**
* @category instances
* @since 2.5.0
*/
export function getApply(S) {
return {
URI: URI,
_E: undefined,
map: _map,
ap: function (fab, fa) { return [fst(fab)(fst(fa)), S.concat(snd(fab), snd(fa))]; }
};
}
var of = function (M) {
return function (a) {
return [a, M.empty];
};
};
/**
* @category instances
* @since 2.5.0
*/
export function getApplicative(M) {
var A = getApply(M);
return {
URI: URI,
_E: undefined,
map: _map,
ap: A.ap,
of: of(M)
};
}
/**
* @category instances
* @since 2.5.0
*/
export function getChain(S) {
var A = getApply(S);
return {
URI: URI,
_E: undefined,
map: _map,
ap: A.ap,
chain: function (ma, f) {
var _a = f(fst(ma)), b = _a[0], s = _a[1];
return [b, S.concat(snd(ma), s)];
}
};
}
/**
* @category instances
* @since 2.5.0
*/
export function getMonad(M) {
var C = getChain(M);
return {
URI: URI,
_E: undefined,
map: _map,
ap: C.ap,
chain: C.chain,
of: of(M)
};
}
/**
* @category instances
* @since 2.5.0
*/
export function getChainRec(M) {
var chainRec = function (a, f) {
var result = f(a);
var acc = M.empty;
var s = fst(result);
while (s._tag === 'Left') {
acc = M.concat(acc, snd(result));
result = f(s.left);
s = fst(result);
}
return [s.right, M.concat(acc, snd(result))];
};
var C = getChain(M);
return {
URI: URI,
_E: undefined,
map: _map,
ap: C.ap,
chain: C.chain,
chainRec: chainRec
};
}
/* istanbul ignore next */
var _compose = function (bc, ab) { return pipe(bc, compose(ab)); };
/* istanbul ignore next */
var _map = function (fa, f) { return pipe(fa, mapFst(f)); };
/* istanbul ignore next */
var _bimap = function (fa, f, g) { return pipe(fa, bimap(f, g)); };
/* istanbul ignore next */
var _mapLeft = function (fa, f) { return pipe(fa, mapSnd(f)); };
/* istanbul ignore next */
var _extend = function (wa, f) { return pipe(wa, extend(f)); };
/* istanbul ignore next */
var _reduce = function (fa, b, f) { return pipe(fa, reduce(b, f)); };
/* istanbul ignore next */
var _foldMap = function (M) {
var foldMapM = foldMap(M);
return function (fa, f) { return pipe(fa, foldMapM(f)); };
};
/* istanbul ignore next */
var _reduceRight = function (fa, b, f) { return pipe(fa, reduceRight(b, f)); };
/* istanbul ignore next */
var _traverse = function (F) {
var traverseF = traverse(F);
return function (ta, f) { return pipe(ta, traverseF(f)); };
};
/**
* Map a pair of functions over the two type arguments of the bifunctor.
*
* @category mapping
* @since 2.5.0
*/
export var bimap = function (f, g) { return function (fa) { return [g(fst(fa)), f(snd(fa))]; }; };
/**
* Map a function over the first component of a `ReadonlyTuple`.
*
* This is the `map` operation of the `Functor` instance.
*
* @category mapping
* @since 2.10.0
*/
export var mapFst = function (f) { return function (fa) {
return [f(fst(fa)), snd(fa)];
}; };
/**
* Map a function over the second component of a `ReadonlyTuple`.
*
* This is the `mapLeft` operation of the `Bifunctor` instance.
*
* @category mapping
* @since 2.10.0
*/
export var mapSnd = function (f) { return function (fa) {
return [fst(fa), f(snd(fa))];
}; };
/**
* @since 2.5.0
*/
export var compose = function (ab) { return function (bc) {
return [fst(bc), snd(ab)];
}; };
/**
* @since 2.5.0
*/
export var extend = function (f) { return function (wa) {
return [f(wa), snd(wa)];
}; };
/**
* @category Extract
* @since 2.6.2
*/
export var extract = fst;
/**
* @since 2.5.0
*/
export var duplicate = /*#__PURE__*/ extend(identity);
/**
* @category folding
* @since 2.5.0
*/
export var reduce = function (b, f) { return function (fa) {
return f(b, fst(fa));
}; };
/**
* @category folding
* @since 2.5.0
*/
export var foldMap = function () {
return function (f) { return function (fa) { return f(fst(fa)); }; };
};
/**
* @category folding
* @since 2.5.0
*/
export var reduceRight = function (b, f) { return function (fa) {
return f(fst(fa), b);
}; };
/**
* @category traversing
* @since 2.6.3
*/
export var traverse = function (F) {
return function (f) { return function (ta) { return F.map(f(fst(ta)), function (b) { return [b, snd(ta)]; }); }; };
};
/**
* @category traversing
* @since 2.6.3
*/
export var sequence = function (F) {
return function (fas) {
return F.map(fst(fas), function (a) { return [a, snd(fas)]; });
};
};
/**
* @category type lambdas
* @since 2.5.0
*/
export var URI = 'ReadonlyTuple';
/**
* @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);
/**
* Alias of [`mapFst`](#mapfst).
*
* @category mapping
* @since 2.5.0
*/
export var map = mapFst;
/**
* Alias of [`mapSnd`](#mapsnd).
*
* @category error handling
* @since 2.5.0
*/
export var mapLeft = mapSnd;
/**
* @category instances
* @since 2.7.0
*/
export var Bifunctor = {
URI: URI,
bimap: _bimap,
mapLeft: _mapLeft
};
/**
* @category instances
* @since 2.7.0
*/
export var Semigroupoid = {
URI: URI,
compose: _compose
};
/**
* @category instances
* @since 2.7.0
*/
export var Comonad = {
URI: URI,
map: _map,
extend: _extend,
extract: extract
};
/**
* @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 Traversable = {
URI: URI,
map: _map,
reduce: _reduce,
foldMap: _foldMap,
reduceRight: _reduceRight,
traverse: _traverse,
sequence: sequence
};
// -------------------------------------------------------------------------------------
// deprecated
// -------------------------------------------------------------------------------------
/**
* This instance is deprecated, use small, specific instances instead.
* For example if a function needs a `Functor` instance, pass `RT.Functor` instead of `RT.readonlyTuple`
* (where `RT` is from `import RT from 'fp-ts/ReadonlyTuple'`)
*
* @category zone of death
* @since 2.5.0
* @deprecated
*/
export var readonlyTuple = {
URI: URI,
compose: _compose,
map: _map,
bimap: _bimap,
mapLeft: _mapLeft,
extract: extract,
extend: _extend,
reduce: _reduce,
foldMap: _foldMap,
reduceRight: _reduceRight,
traverse: _traverse,
sequence: sequence
};