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Текущая директория: /opt/BitGoJS/node_modules/monocle-ts/lib
Просмотр файла: Optional.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Category = exports.Semigroupoid = exports.Invariant = exports.URI = exports.imap = exports.findFirstNonEmpty = exports.findFirst = exports.traverse = exports.left = exports.right = exports.some = exports.atKey = exports.key = exports.indexNonEmpty = exports.index = exports.component = exports.props = exports.prop = exports.filter = exports.fromNullable = exports.modifyF = exports.modify = exports.setOption = exports.modifyOption = exports.composeTraversal = exports.composePrism = exports.composeLens = exports.composeIso = exports.composeOptional = exports.compose = exports.asTraversal = exports.id = exports.optional = void 0;
var function_1 = require("fp-ts/lib/function");
var O = require("fp-ts/lib/Option");
var pipeable_1 = require("fp-ts/lib/pipeable");
var _ = require("./internal");
// -------------------------------------------------------------------------------------
// constructors
// -------------------------------------------------------------------------------------
/**
* @category constructors
* @since 2.3.8
*/
exports.optional = _.optional;
/**
* @category constructors
* @since 2.3.0
*/
var id = function () { return (0, exports.optional)(O.some, function_1.constant); };
exports.id = id;
// -------------------------------------------------------------------------------------
// converters
// -------------------------------------------------------------------------------------
/**
* View a `Optional` as a `Traversal`.
*
* @category converters
* @since 2.3.0
*/
exports.asTraversal = _.optionalAsTraversal;
// -------------------------------------------------------------------------------------
// compositions
// -------------------------------------------------------------------------------------
/**
* Compose a `Optional` with a `Optional`.
*
* @category compositions
* @since 2.3.0
*/
exports.compose = _.optionalComposeOptional;
/**
* Alias of `compose`.
*
* @category compositions
* @since 2.3.8
*/
exports.composeOptional = exports.compose;
/**
* Compose a `Optional` with a `Iso`.
*
* @category compositions
* @since 2.3.8
*/
exports.composeIso =
/*#__PURE__*/
(0, function_1.flow)(_.isoAsOptional, exports.compose);
/**
* Compose a `Optional` with a `Lens`.
*
* @category compositions
* @since 2.3.7
*/
exports.composeLens =
/*#__PURE__*/
(0, function_1.flow)(_.lensAsOptional, _.optionalComposeOptional);
/**
* Compose a `Optional` with a `Prism`.
*
* @category compositions
* @since 2.3.7
*/
exports.composePrism =
/*#__PURE__*/
(0, function_1.flow)(_.prismAsOptional, _.optionalComposeOptional);
/**
* Compose a `Optional` with an `Traversal`.
*
* @category compositions
* @since 2.3.8
*/
var composeTraversal = function (ab) {
return (0, function_1.flow)(exports.asTraversal, _.traversalComposeTraversal(ab));
};
exports.composeTraversal = composeTraversal;
// -------------------------------------------------------------------------------------
// combinators
// -------------------------------------------------------------------------------------
/**
* @category combinators
* @since 2.3.0
*/
exports.modifyOption = _.optionalModifyOption;
/**
* @category combinators
* @since 2.3.7
*/
var setOption = function (a) { return (0, exports.modifyOption)(function () { return a; }); };
exports.setOption = setOption;
/**
* @category combinators
* @since 2.3.0
*/
exports.modify = _.optionalModify;
function modifyF(F) {
return function (f) { return function (sa) { return function (s) {
return (0, pipeable_1.pipe)(sa.getOption(s), O.fold(function () { return F.of(s); }, function (a) { return F.map(f(a), function (a) { return sa.set(a)(s); }); }));
}; }; };
}
exports.modifyF = modifyF;
/**
* Return an `Optional` from a `Optional` focused on a nullable value.
*
* @category combinators
* @since 2.3.3
*/
exports.fromNullable =
/*#__PURE__*/
(0, exports.compose)(/*#__PURE__*/ _.prismAsOptional(/*#__PURE__*/ _.prismFromNullable()));
function filter(predicate) {
return (0, exports.compose)(_.prismAsOptional(_.prismFromPredicate(predicate)));
}
exports.filter = filter;
/**
* Return a `Optional` from a `Optional` and a prop.
*
* @category combinators
* @since 2.3.0
*/
var prop = function (prop) {
return (0, exports.compose)((0, pipeable_1.pipe)(_.lensId(), _.lensProp(prop), _.lensAsOptional));
};
exports.prop = prop;
/**
* Return a `Optional` from a `Optional` and a list of props.
*
* @category combinators
* @since 2.3.0
*/
var props = function () {
var props = [];
for (var _i = 0; _i < arguments.length; _i++) {
props[_i] = arguments[_i];
}
return (0, exports.compose)((0, pipeable_1.pipe)(_.lensId(), _.lensProps.apply(_, props), _.lensAsOptional));
};
exports.props = props;
/**
* Return a `Optional` from a `Optional` focused on a component of a tuple.
*
* @category combinators
* @since 2.3.0
*/
var component = function (prop) {
return (0, exports.compose)((0, pipeable_1.pipe)(_.lensId(), _.lensComponent(prop), _.lensAsOptional));
};
exports.component = component;
/**
* Return a `Optional` from a `Optional` focused on an index of a `ReadonlyArray`.
*
* @category combinators
* @since 2.3.0
*/
exports.index = _.optionalIndex;
/**
* Return a `Optional` from a `Optional` focused on an index of a `ReadonlyNonEmptyArray`.
*
* @category combinators
* @since 2.3.8
*/
exports.indexNonEmpty = _.optionalIndexNonEmpty;
/**
* Return a `Optional` from a `Optional` focused on a key of a `ReadonlyRecord`.
*
* @category combinators
* @since 2.3.0
*/
exports.key = _.optionalKey;
/**
* Return a `Optional` from a `Optional` focused on a required key of a `ReadonlyRecord`.
*
* @category combinators
* @since 2.3.0
*/
var atKey = function (key) { return function (sa) {
return (0, pipeable_1.pipe)(sa, (0, exports.compose)(_.lensAsOptional(_.atReadonlyRecord().at(key))));
}; };
exports.atKey = atKey;
/**
* Return a `Optional` from a `Optional` focused on the `Some` of a `Option` type.
*
* @category combinators
* @since 2.3.0
*/
exports.some =
/*#__PURE__*/
(0, exports.compose)(/*#__PURE__*/ _.prismAsOptional(/*#__PURE__*/ _.prismSome()));
/**
* Return a `Optional` from a `Optional` focused on the `Right` of a `Either` type.
*
* @category combinators
* @since 2.3.0
*/
exports.right =
/*#__PURE__*/
(0, exports.compose)(/*#__PURE__*/ _.prismAsOptional(/*#__PURE__*/ _.prismRight()));
/**
* Return a `Optional` from a `Optional` focused on the `Left` of a `Either` type.
*
* @category combinators
* @since 2.3.0
*/
exports.left =
/*#__PURE__*/
(0, exports.compose)(/*#__PURE__*/ _.prismAsOptional(/*#__PURE__*/ _.prismLeft()));
/**
* Return a `Traversal` from a `Optional` focused on a `Traversable`.
*
* @category combinators
* @since 2.3.0
*/
function traverse(T) {
return (0, function_1.flow)(exports.asTraversal, _.traversalTraverse(T));
}
exports.traverse = traverse;
function findFirst(predicate) {
return (0, exports.compose)(_.optionalFindFirst(predicate));
}
exports.findFirst = findFirst;
function findFirstNonEmpty(predicate) {
return (0, exports.compose)(_.optionalFindFirstNonEmpty(predicate));
}
exports.findFirstNonEmpty = findFirstNonEmpty;
// -------------------------------------------------------------------------------------
// pipeables
// -------------------------------------------------------------------------------------
/**
* @category Invariant
* @since 2.3.0
*/
var imap = function (f, g) { return function (ea) { return imap_(ea, f, g); }; };
exports.imap = imap;
// -------------------------------------------------------------------------------------
// instances
// -------------------------------------------------------------------------------------
var imap_ = function (ea, ab, ba) { return (0, exports.optional)((0, function_1.flow)(ea.getOption, O.map(ab)), (0, function_1.flow)(ba, ea.set)); };
/**
* @category instances
* @since 2.3.0
*/
exports.URI = 'monocle-ts/Optional';
/**
* @category instances
* @since 2.3.0
*/
exports.Invariant = {
URI: exports.URI,
imap: imap_
};
/**
* @category instances
* @since 2.3.8
*/
exports.Semigroupoid = {
URI: exports.URI,
compose: function (ab, ea) { return (0, exports.compose)(ab)(ea); }
};
/**
* @category instances
* @since 2.3.0
*/
exports.Category = {
URI: exports.URI,
compose: exports.Semigroupoid.compose,
id: exports.id
};
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