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interfaces that describe their intentions.

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var SHORTHANDS_KEY = require('./deps/meta/SHORTHANDS_KEY') var Chainable = require('./Chainable') var ObjectKeys = require('./deps/util/keys') var ArrayFrom = require('./deps/util/from') var dopemerge = require('./deps/dopemerge') var reduce = require('./deps/reduce') var reduceEntries = require('./deps/reduce/entries') var isFunction = require('./deps/is/function') var isUndefined = require('./deps/is/undefined') var getMeta = require('./deps/meta') var hasOwnPropertyFlipped = require('./deps/flipped/hasOwnPropertyFlipped') var composer = require('./compose/composer') var newMap = require('./deps/construct/map') var hasMerge = hasOwnPropertyFlipped('merge') /** * this is to avoid circular requires * because MergeChain & MethodChain extend this * yet .method & .merge use those chains * ...also, it serves as a non-references creator for extending new instances * of Chainable, where it splits into (Map | Set) -> composed prototype decorators * * * @file * @since 4.0.0-alpha.1 * @inheritdoc * @class ChainedMapBase * @member ChainedMapBase * @category Chainable * @extends {Chainable} * @type {Chainable} * * @types ChainedMapBase * @tests ChainedMap * * @prop {Meta} meta meta fn * @prop {Map} store main store * * {@link https://tc39.github.io/ecma262/#sec-map-objects emca-map} * {@link https://ponyfoo.com/articles/es6-maps-in-depth pony-map} * {@link https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Map mozilla-map} * @see {@link pony-map} * @see {@link mozilla-map} * @see {@link emca-map} * * @see ChainedMap * @see Chainable * @see MergeChain * @see MethodChain * @see ChainedMap * */ var ComposeChainedMapBase = function (Target) { var ChainedMapBase = (function (Target) { function ChainedMapBase(parent) { Target.call(this, parent) this.store = new Map() this.meta = getMeta(this) } if ( Target ) ChainedMapBase.__proto__ = Target; ChainedMapBase.prototype = Object.create( Target && Target.prototype ); ChainedMapBase.prototype.constructor = ChainedMapBase; return ChainedMapBase; }(Target)); // const constructRef = Target.prototype.construct // ChainedMapBase.prototype.construct = function() { // this.store = new Map() // this.meta = getMeta(this) // if (constructRef) constructRef.call(this) // } /** * @desc tap a value with a function * @modifies this.store.get(name) * Invokes interceptor with the obj, and then returns obj. * The primary purpose of this method is to "tap into" a method chain, in * order to perform operations on intermediate results within the chain. * * @memberOf ChainedMapBase * @version 0.7.0 * @since 4.0.0-alpha.1 <- moved from transform & shorthands * * @param {string | any} name key to `.get` * @param {Function} fn function to tap with * @return {Chain} @chainable * * {@link https://github.com/jashkenas/underscore/blob/master/underscore.js#L1161 underscore-tap} * {@link https://github.com/ramda/ramda/blob/master/src/internal/_xtap.js ramda-xtap} * {@link https://github.com/ramda/ramda/blob/master/src/tap.js ramda-tap} * {@link https://github.com/sindresorhus/awesome-tap awesome-tap} * {@link https://github.com/midknight41/map-factory map-factory} * {@link https://github.com/webpack/tapable tapable} * @see {@link underscore-tap} * @see {@link tapable} * @see {@link ramda-tap} * * @see ChainedMapBase.set * @see ChainedMapBase.get * * @example * * chain * .set('moose', {eh: true}) * .tap('moose', moose => {moose.eh = false; return moose}) * .get('moose') * * //=> {eh: false} * * @example * * const entries = new Chain() * .set('str', 'emptyish') * .tap('str', str => str + '+') * .set('arr', [1]) * .tap('arr', arr => arr.concat([2])) * .entries() * * //=> {str: 'emptyish+', arr: [1, 2]} * */ ChainedMapBase.prototype.tap = function(name, fn) { // get value, tap it, set it return this.set(name, fn(this.get(name), dopemerge)) } /** * @version 5.0.0 <- moved into ChainedMapBase & ChainedSet for less monomorphic usage * @since 5.0.0-beta.7 * @return {Array<number | string | *>} keys * * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set/keys mozilla-set-keys} * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/keys mozilla-map-keys} * @see {@link mozilla-map-keys} * @see {@link mozilla-set-keys} * * @example * * Chain.set('eh', 1).keys() * //=> ['eh'] * */ ChainedMapBase.prototype.keys = function() { return ArrayFrom(this.store.keys()) } /** * @desc checks each property of the object * calls the chains accordingly * * @memberOf ChainedMapBase * @since 0.5.0 * * @param {Object} obj object with functions to hydrate from * @return {Chainable} @chainable * * @TODO could also add parsing stringified * * @example * * const from = new Chain().from({eh: true}) * const eh = new Chain().set('eh', true) * eq(from, eh) * //=> true * */ ChainedMapBase.prototype.from = function(obj) { var this$1 = this; var keys = ObjectKeys(obj) for (var k = 0; k < keys.length; k++) { var key = keys[k] var value = obj[key] var fn = this$1[key] if (hasMerge(fn)) { fn.merge(value) } else if (isFunction(fn)) { fn.call(this$1, value) } else { this$1.set(key, value) } } return this } /** * @desc shorthand methods, from strings to functions that call .set * @since 0.4.0 * @memberOf ChainedMapBase * * @param {Array<string>} methods decorates/extends an object with new shorthand functions to get/set * @return {ChainedMapBase} @chainable * * @example * * const chain1 = new Chain() * chain1.extend(['eh']) * * const chain2 = new Chain() * chain2.eh = val => this.set('eh', val) * * eq(chain2.eh, chain1.eh) * //=> true * */ ChainedMapBase.prototype.extend = function(methods) { var this$1 = this; methods.forEach(function (method) { this$1.meta(SHORTHANDS_KEY, method) this$1[method] = function (value) { return this$1.set(method, value); } }) return this } /** * @desc spreads the entries from ChainedMapBase.store (Map) * return store.entries, plus all chain properties if they exist * * @memberOf ChainedMapBase * @version 4.0.0 <- improved reducing * @since 0.4.0 * * @param {boolean} [chains=false] if true, returns all properties that are chains * @return {Object} reduced object containing all properties from the store, and when `chains` is true, all instance properties, and recursive chains * * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/entries mozilla-map-entries} * @see {@link mozilla-map-entries} * @see deps/reduce/entries * * @example * * map.set('a', 'alpha').set('b', 'beta').entries() * //=> {a: 'alpha', b: 'beta'} * */ ChainedMapBase.prototype.entries = function(chains) { var reduced = reduce(this.store) if (isUndefined(chains)) { return reduced } var reducer = reduceEntries(reduced) reducer(this) reducer(reduced) return reduced } /** * @desc get value for key path in the Map store * ❗ `debug` is a special key and is *not* included into .store * it goes onto .meta * * @memberOf ChainedMapBase * @version 4.0.0 <- moved debug here * @since 0.4.0 * * @param {Primitive} key Primitive data key used as map property to reference the value * @return {any} value in .store at key * * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/get mozilla-map-get} * @see {@link mozilla-map-get} * * @example * * const chain = new Chain() * chain.set('eh', true) * chain.get('eh') * //=> true * * chain.get('nope') * //=> undefined * */ ChainedMapBase.prototype.get = function(key) { // @TODO move this back out... if (key === 'debug') { return this.meta.debug } return this.store.get(key) } /** * @desc sets the value using the key on store * adds or updates an element with a specified key and value * * @memberOf ChainedMapBase * @since 0.4.0 * * @param {Primitive} key Primitive to reference the value * @param {any} value any data to store * @return {ChainedMapBase} @chainable * * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/set mozilla-map-set} * @see {@link mozilla-map-set} * @see ChainedMapBase.store * * @example * * const chain = new Chain() * chain.set('eh', true) * chain.get('eh') * //=> true * */ ChainedMapBase.prototype.set = function(key, value) { this.store.set(key, value) return this } return ChainedMapBase } /** * @desc ChainedMapBase composer * @alias ComposeMap * @type {Composer} * @method compose * @memberOf ChainedMapBase * * @param {Class | Object | Composable} [Target=Chainable] class to extend * @return {Class} ChainedMapBase * * @example * * const heh = class {} * const composed = ChainedMapBase.compose(heh) * const hehchain = new Composed() * hehchain instanceof heh * //=> true * */ var composed = composer(ComposeChainedMapBase, Chainable) module.exports = composed //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"file":"ChainedMapBase.js","sources":["ChainedMapBase.js"],"sourcesContent":["const SHORTHANDS_KEY = require('./deps/meta/SHORTHANDS_KEY')\nconst Chainable = require('./Chainable')\nconst ObjectKeys = require('./deps/util/keys')\nconst ArrayFrom = require('./deps/util/from')\nconst dopemerge = require('./deps/dopemerge')\nconst reduce = require('./deps/reduce')\nconst reduceEntries = require('./deps/reduce/entries')\nconst isFunction = require('./deps/is/function')\nconst isUndefined = require('./deps/is/undefined')\nconst getMeta = require('./deps/meta')\nconst hasOwnPropertyFlipped = require('./deps/flipped/hasOwnPropertyFlipped')\nconst composer = require('./compose/composer')\nconst newMap = require('./deps/construct/map')\n\nconst hasMerge = hasOwnPropertyFlipped('merge')\n\n/**\n * this is to avoid circular requires\n * because MergeChain & MethodChain extend this\n * yet .method & .merge use those chains\n * ...also, it serves as a non-references creator for extending new instances\n *    of Chainable, where it splits into (Map | Set) -> composed prototype decorators\n *\n *\n * @file\n * @since 4.0.0-alpha.1\n * @inheritdoc\n * @class ChainedMapBase\n * @member ChainedMapBase\n * @category Chainable\n * @extends {Chainable}\n * @type {Chainable}\n *\n * @types ChainedMapBase\n * @tests ChainedMap\n *\n * @prop {Meta} meta meta fn\n * @prop {Map} store main store\n *\n * {@link https://tc39.github.io/ecma262/#sec-map-objects emca-map}\n * {@link https://ponyfoo.com/articles/es6-maps-in-depth pony-map}\n * {@link https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Map mozilla-map}\n * @see {@link pony-map}\n * @see {@link mozilla-map}\n * @see {@link emca-map}\n *\n * @see ChainedMap\n * @see Chainable\n * @see MergeChain\n * @see MethodChain\n * @see ChainedMap\n *\n */\nconst ComposeChainedMapBase = Target => {\n  class ChainedMapBase extends Target {\n    /**\n     * @param {ChainedMapBase | Chainable | ParentType | any} parent ParentType\n     * @constructor\n     *\n     * @example\n     *\n     *    class Eh extends ChainedMapBase {}\n     *    Object.keys(eh)\n     *    //=> ['store', 'meta']\n     *\n     */\n    constructor(parent) {\n      super(parent)\n      this.store = new Map()\n      this.meta = getMeta(this)\n    }\n  }\n\n  // const constructRef = Target.prototype.construct\n  // ChainedMapBase.prototype.construct = function() {\n  //   this.store = new Map()\n  //   this.meta = getMeta(this)\n  //   if (constructRef) constructRef.call(this)\n  // }\n\n  /**\n   * @desc tap a value with a function\n   *       @modifies this.store.get(name)\n   *       Invokes interceptor with the obj, and then returns obj.\n   *       The primary purpose of this method is to \"tap into\" a method chain, in\n   *       order to perform operations on intermediate results within the chain.\n   *\n   * @memberOf ChainedMapBase\n   * @version 0.7.0\n   * @since 4.0.0-alpha.1 <- moved from transform & shorthands\n   *\n   * @param  {string | any} name key to `.get`\n   * @param  {Function} fn function to tap with\n   * @return {Chain} @chainable\n   *\n   * {@link https://github.com/jashkenas/underscore/blob/master/underscore.js#L1161 underscore-tap}\n   * {@link https://github.com/ramda/ramda/blob/master/src/internal/_xtap.js ramda-xtap}\n   * {@link https://github.com/ramda/ramda/blob/master/src/tap.js ramda-tap}\n   * {@link https://github.com/sindresorhus/awesome-tap awesome-tap}\n   * {@link https://github.com/midknight41/map-factory map-factory}\n   * {@link https://github.com/webpack/tapable tapable}\n   * @see {@link underscore-tap}\n   * @see {@link tapable}\n   * @see {@link ramda-tap}\n   *\n   * @see ChainedMapBase.set\n   * @see ChainedMapBase.get\n   *\n   * @example\n   *\n   *    chain\n   *      .set('moose', {eh: true})\n   *      .tap('moose', moose => {moose.eh = false; return moose})\n   *      .get('moose')\n   *\n   *    //=> {eh: false}\n   *\n   * @example\n   *\n   *   const entries = new Chain()\n   *     .set('str', 'emptyish')\n   *     .tap('str', str => str + '+')\n   *     .set('arr', [1])\n   *     .tap('arr', arr => arr.concat([2]))\n   *     .entries()\n   *\n   *   //=> {str: 'emptyish+', arr: [1, 2]}\n   *\n   */\n  ChainedMapBase.prototype.tap = function(name, fn) {\n    // get value, tap it, set it\n    return this.set(name, fn(this.get(name), dopemerge))\n  }\n\n  /**\n   * @version 5.0.0 <- moved into ChainedMapBase & ChainedSet for less monomorphic usage\n   * @since 5.0.0-beta.7\n   * @return {Array<number | string | *>} keys\n   *\n   * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set/keys mozilla-set-keys}\n   * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/keys mozilla-map-keys}\n   * @see {@link mozilla-map-keys}\n   * @see {@link mozilla-set-keys}\n   *\n   * @example\n   *\n   *    Chain.set('eh', 1).keys()\n   *    //=> ['eh']\n   *\n   */\n  ChainedMapBase.prototype.keys = function() {\n    return ArrayFrom(this.store.keys())\n  }\n\n  /**\n   * @desc checks each property of the object\n   *       calls the chains accordingly\n   *\n   * @memberOf ChainedMapBase\n   * @since 0.5.0\n   *\n   * @param {Object} obj object with functions to hydrate from\n   * @return {Chainable} @chainable\n   *\n   * @TODO could also add parsing stringified\n   *\n   * @example\n   *\n   *     const from = new Chain().from({eh: true})\n   *     const eh = new Chain().set('eh', true)\n   *     eq(from, eh)\n   *     //=> true\n   *\n   */\n  ChainedMapBase.prototype.from = function(obj) {\n    const keys = ObjectKeys(obj)\n\n    for (let k = 0; k < keys.length; k++) {\n      const key = keys[k]\n      const value = obj[key]\n      const fn = this[key]\n\n      if (hasMerge(fn)) {\n        fn.merge(value)\n      }\n      else if (isFunction(fn)) {\n        fn.call(this, value)\n      }\n      else {\n        this.set(key, value)\n      }\n    }\n\n    return this\n  }\n\n  /**\n   * @desc shorthand methods, from strings to functions that call .set\n   * @since 0.4.0\n   * @memberOf ChainedMapBase\n   *\n   * @param  {Array<string>} methods decorates/extends an object with new shorthand functions to get/set\n   * @return {ChainedMapBase} @chainable\n   *\n   * @example\n   *\n   *    const chain1 = new Chain()\n   *    chain1.extend(['eh'])\n   *\n   *    const chain2 = new Chain()\n   *    chain2.eh = val => this.set('eh', val)\n   *\n   *    eq(chain2.eh, chain1.eh)\n   *    //=> true\n   *\n   */\n  ChainedMapBase.prototype.extend = function(methods) {\n    methods.forEach(method => {\n      this.meta(SHORTHANDS_KEY, method)\n      this[method] = value => this.set(method, value)\n    })\n    return this\n  }\n\n  /**\n   * @desc spreads the entries from ChainedMapBase.store (Map)\n   *       return store.entries, plus all chain properties if they exist\n   *\n   * @memberOf ChainedMapBase\n   * @version 4.0.0 <- improved reducing\n   * @since 0.4.0\n   *\n   * @param  {boolean} [chains=false] if true, returns all properties that are chains\n   * @return {Object} reduced object containing all properties from the store, and when `chains` is true, all instance properties, and recursive chains\n   *\n   * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/entries mozilla-map-entries}\n   * @see {@link mozilla-map-entries}\n   * @see deps/reduce/entries\n   *\n   * @example\n   *\n   *    map.set('a', 'alpha').set('b', 'beta').entries()\n   *    //=> {a: 'alpha', b: 'beta'}\n   *\n   */\n  ChainedMapBase.prototype.entries = function(chains) {\n    const reduced = reduce(this.store)\n    if (isUndefined(chains)) return reduced\n\n    const reducer = reduceEntries(reduced)\n    reducer(this)\n    reducer(reduced)\n    return reduced\n  }\n\n  /**\n   * @desc get value for key path in the Map store\n   *       ❗ `debug` is a special key and is *not* included into .store\n   *          it goes onto .meta\n   *\n   * @memberOf ChainedMapBase\n   * @version 4.0.0 <- moved debug here\n   * @since 0.4.0\n   *\n   * @param  {Primitive} key Primitive data key used as map property to reference the value\n   * @return {any} value in .store at key\n   *\n   * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/get mozilla-map-get}\n   * @see {@link mozilla-map-get}\n   *\n   * @example\n   *\n   *    const chain = new Chain()\n   *    chain.set('eh', true)\n   *    chain.get('eh')\n   *    //=> true\n   *\n   *    chain.get('nope')\n   *    //=> undefined\n   *\n   */\n  ChainedMapBase.prototype.get = function(key) {\n    // @TODO move this back out...\n    if (key === 'debug') return this.meta.debug\n    return this.store.get(key)\n  }\n\n  /**\n   * @desc sets the value using the key on store\n   *       adds or updates an element with a specified key and value\n   *\n   * @memberOf ChainedMapBase\n   * @since 0.4.0\n   *\n   * @param {Primitive} key Primitive to reference the value\n   * @param {any} value any data to store\n   * @return {ChainedMapBase} @chainable\n   *\n   * {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map/set mozilla-map-set}\n   * @see {@link mozilla-map-set}\n   * @see ChainedMapBase.store\n   *\n   * @example\n   *\n   *    const chain = new Chain()\n   *    chain.set('eh', true)\n   *    chain.get('eh')\n   *    //=> true\n   *\n   */\n  ChainedMapBase.prototype.set = function(key, value) {\n    this.store.set(key, value)\n    return this\n  }\n\n  return ChainedMapBase\n}\n\n/**\n * @desc ChainedMapBase composer\n * @alias ComposeMap\n * @type {Composer}\n * @method compose\n * @memberOf ChainedMapBase\n *\n * @param {Class | Object | Composable} [Target=Chainable] class to extend\n * @return {Class} ChainedMapBase\n *\n * @example\n *\n *    const heh = class {}\n *    const composed = ChainedMapBase.compose(heh)\n *    const hehchain = new Composed()\n *    hehchain instanceof heh\n *    //=> true\n *\n */\n\nconst composed = composer(ComposeChainedMapBase, Chainable)\n\nmodule.exports = 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