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

326 lines
8.1 KiB
JavaScript

// -------------------------------------------------------------------------------------
// instances
// -------------------------------------------------------------------------------------
/**
* @category instances
* @since 2.10.0
*/
export var getBooleanAlgebra = function (B) {
return function () { return ({
meet: function (x, y) { return function (a) { return B.meet(x(a), y(a)); }; },
join: function (x, y) { return function (a) { return B.join(x(a), y(a)); }; },
zero: function () { return B.zero; },
one: function () { return B.one; },
implies: function (x, y) { return function (a) { return B.implies(x(a), y(a)); }; },
not: function (x) { return function (a) { return B.not(x(a)); }; }
}); };
};
/**
* Unary functions form a semigroup as long as you can provide a semigroup for the codomain.
*
* @example
* import { Predicate, getSemigroup } from 'fp-ts/function'
* import * as B from 'fp-ts/boolean'
*
* const f: Predicate<number> = (n) => n <= 2
* const g: Predicate<number> = (n) => n >= 0
*
* const S1 = getSemigroup(B.SemigroupAll)<number>()
*
* assert.deepStrictEqual(S1.concat(f, g)(1), true)
* assert.deepStrictEqual(S1.concat(f, g)(3), false)
*
* const S2 = getSemigroup(B.SemigroupAny)<number>()
*
* assert.deepStrictEqual(S2.concat(f, g)(1), true)
* assert.deepStrictEqual(S2.concat(f, g)(3), true)
*
* @category instances
* @since 2.10.0
*/
export var getSemigroup = function (S) {
return function () { return ({
concat: function (f, g) { return function (a) { return S.concat(f(a), g(a)); }; }
}); };
};
/**
* Unary functions form a monoid as long as you can provide a monoid for the codomain.
*
* @example
* import { Predicate } from 'fp-ts/Predicate'
* import { getMonoid } from 'fp-ts/function'
* import * as B from 'fp-ts/boolean'
*
* const f: Predicate<number> = (n) => n <= 2
* const g: Predicate<number> = (n) => n >= 0
*
* const M1 = getMonoid(B.MonoidAll)<number>()
*
* assert.deepStrictEqual(M1.concat(f, g)(1), true)
* assert.deepStrictEqual(M1.concat(f, g)(3), false)
*
* const M2 = getMonoid(B.MonoidAny)<number>()
*
* assert.deepStrictEqual(M2.concat(f, g)(1), true)
* assert.deepStrictEqual(M2.concat(f, g)(3), true)
*
* @category instances
* @since 2.10.0
*/
export var getMonoid = function (M) {
var getSemigroupM = getSemigroup(M);
return function () { return ({
concat: getSemigroupM().concat,
empty: function () { return M.empty; }
}); };
};
/**
* @category instances
* @since 2.10.0
*/
export var getSemiring = function (S) { return ({
add: function (f, g) { return function (x) { return S.add(f(x), g(x)); }; },
zero: function () { return S.zero; },
mul: function (f, g) { return function (x) { return S.mul(f(x), g(x)); }; },
one: function () { return S.one; }
}); };
/**
* @category instances
* @since 2.10.0
*/
export var getRing = function (R) {
var S = getSemiring(R);
return {
add: S.add,
mul: S.mul,
one: S.one,
zero: S.zero,
sub: function (f, g) { return function (x) { return R.sub(f(x), g(x)); }; }
};
};
// -------------------------------------------------------------------------------------
// utils
// -------------------------------------------------------------------------------------
/**
* @since 2.11.0
*/
export var apply = function (a) {
return function (f) {
return f(a);
};
};
/**
* @since 2.0.0
*/
export function identity(a) {
return a;
}
/**
* @since 2.0.0
*/
export var unsafeCoerce = identity;
/**
* @since 2.0.0
*/
export function constant(a) {
return function () { return a; };
}
/**
* A thunk that returns always `true`.
*
* @since 2.0.0
*/
export var constTrue = /*#__PURE__*/ constant(true);
/**
* A thunk that returns always `false`.
*
* @since 2.0.0
*/
export var constFalse = /*#__PURE__*/ constant(false);
/**
* A thunk that returns always `null`.
*
* @since 2.0.0
*/
export var constNull = /*#__PURE__*/ constant(null);
/**
* A thunk that returns always `undefined`.
*
* @since 2.0.0
*/
export var constUndefined = /*#__PURE__*/ constant(undefined);
/**
* A thunk that returns always `void`.
*
* @since 2.0.0
*/
export var constVoid = constUndefined;
export function flip(f) {
return function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
if (args.length > 1) {
return f(args[1], args[0]);
}
return function (a) { return f(a)(args[0]); };
};
}
export function flow(ab, bc, cd, de, ef, fg, gh, hi, ij) {
switch (arguments.length) {
case 1:
return ab;
case 2:
return function () {
return bc(ab.apply(this, arguments));
};
case 3:
return function () {
return cd(bc(ab.apply(this, arguments)));
};
case 4:
return function () {
return de(cd(bc(ab.apply(this, arguments))));
};
case 5:
return function () {
return ef(de(cd(bc(ab.apply(this, arguments)))));
};
case 6:
return function () {
return fg(ef(de(cd(bc(ab.apply(this, arguments))))));
};
case 7:
return function () {
return gh(fg(ef(de(cd(bc(ab.apply(this, arguments)))))));
};
case 8:
return function () {
return hi(gh(fg(ef(de(cd(bc(ab.apply(this, arguments))))))));
};
case 9:
return function () {
return ij(hi(gh(fg(ef(de(cd(bc(ab.apply(this, arguments)))))))));
};
}
return;
}
/**
* @since 2.0.0
*/
export function tuple() {
var t = [];
for (var _i = 0; _i < arguments.length; _i++) {
t[_i] = arguments[_i];
}
return t;
}
/**
* @since 2.0.0
*/
export function increment(n) {
return n + 1;
}
/**
* @since 2.0.0
*/
export function decrement(n) {
return n - 1;
}
/**
* @since 2.0.0
*/
export function absurd(_) {
throw new Error('Called `absurd` function which should be uncallable');
}
/**
* Creates a tupled version of this function: instead of `n` arguments, it accepts a single tuple argument.
*
* @example
* import { tupled } from 'fp-ts/function'
*
* const add = tupled((x: number, y: number): number => x + y)
*
* assert.strictEqual(add([1, 2]), 3)
*
* @since 2.4.0
*/
export function tupled(f) {
return function (a) { return f.apply(void 0, a); };
}
/**
* Inverse function of `tupled`
*
* @since 2.4.0
*/
export function untupled(f) {
return function () {
var a = [];
for (var _i = 0; _i < arguments.length; _i++) {
a[_i] = arguments[_i];
}
return f(a);
};
}
export function pipe(a, ab, bc, cd, de, ef, fg, gh, hi) {
switch (arguments.length) {
case 1:
return a;
case 2:
return ab(a);
case 3:
return bc(ab(a));
case 4:
return cd(bc(ab(a)));
case 5:
return de(cd(bc(ab(a))));
case 6:
return ef(de(cd(bc(ab(a)))));
case 7:
return fg(ef(de(cd(bc(ab(a))))));
case 8:
return gh(fg(ef(de(cd(bc(ab(a)))))));
case 9:
return hi(gh(fg(ef(de(cd(bc(ab(a))))))));
default: {
var ret = arguments[0];
for (var i = 1; i < arguments.length; i++) {
ret = arguments[i](ret);
}
return ret;
}
}
}
/**
* Type hole simulation
*
* @since 2.7.0
*/
export var hole = absurd;
/**
* @since 2.11.0
*/
export var SK = function (_, b) { return b; };
/**
* Use `Predicate` module instead.
*
* @category zone of death
* @since 2.0.0
* @deprecated
*/
export function not(predicate) {
return function (a) { return !predicate(a); };
}
/**
* Use `Endomorphism` module instead.
*
* @category zone of death
* @since 2.10.0
* @deprecated
*/
export var getEndomorphismMonoid = function () { return ({
concat: function (first, second) { return flow(first, second); },
empty: identity
}); };