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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /devtools/client/shared/vendor/reselect.js | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'devtools/client/shared/vendor/reselect.js')
-rw-r--r-- | devtools/client/shared/vendor/reselect.js | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/devtools/client/shared/vendor/reselect.js b/devtools/client/shared/vendor/reselect.js new file mode 100644 index 000000000..4d51d342c --- /dev/null +++ b/devtools/client/shared/vendor/reselect.js @@ -0,0 +1,136 @@ +(function (global, factory) { + if (typeof define === "function" && define.amd) { + define('Reselect', ['exports'], factory); + } else if (typeof exports !== "undefined") { + factory(exports); + } else { + var mod = { + exports: {} + }; + factory(mod.exports); + global.Reselect = mod.exports; + } +})(this, function (exports) { + 'use strict'; + + exports.__esModule = true; + exports.defaultMemoize = defaultMemoize; + exports.createSelectorCreator = createSelectorCreator; + exports.createStructuredSelector = createStructuredSelector; + + function _toConsumableArray(arr) { + if (Array.isArray(arr)) { + for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { + arr2[i] = arr[i]; + } + + return arr2; + } else { + return Array.from(arr); + } + } + + function defaultEqualityCheck(a, b) { + return a === b; + } + + function defaultMemoize(func) { + var equalityCheck = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : defaultEqualityCheck; + + var lastArgs = null; + var lastResult = null; + var isEqualToLastArg = function isEqualToLastArg(value, index) { + return equalityCheck(value, lastArgs[index]); + }; + return function () { + for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + + if (lastArgs === null || lastArgs.length !== args.length || !args.every(isEqualToLastArg)) { + lastResult = func.apply(undefined, args); + } + lastArgs = args; + return lastResult; + }; + } + + function getDependencies(funcs) { + var dependencies = Array.isArray(funcs[0]) ? funcs[0] : funcs; + + if (!dependencies.every(function (dep) { + return typeof dep === 'function'; + })) { + var dependencyTypes = dependencies.map(function (dep) { + return typeof dep; + }).join(', '); + throw new Error('Selector creators expect all input-selectors to be functions, ' + ('instead received the following types: [' + dependencyTypes + ']')); + } + + return dependencies; + } + + function createSelectorCreator(memoize) { + for (var _len2 = arguments.length, memoizeOptions = Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) { + memoizeOptions[_key2 - 1] = arguments[_key2]; + } + + return function () { + for (var _len3 = arguments.length, funcs = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + funcs[_key3] = arguments[_key3]; + } + + var recomputations = 0; + var resultFunc = funcs.pop(); + var dependencies = getDependencies(funcs); + + var memoizedResultFunc = memoize.apply(undefined, [function () { + recomputations++; + return resultFunc.apply(undefined, arguments); + }].concat(memoizeOptions)); + + var selector = function selector(state, props) { + for (var _len4 = arguments.length, args = Array(_len4 > 2 ? _len4 - 2 : 0), _key4 = 2; _key4 < _len4; _key4++) { + args[_key4 - 2] = arguments[_key4]; + } + + var params = dependencies.map(function (dependency) { + return dependency.apply(undefined, [state, props].concat(args)); + }); + return memoizedResultFunc.apply(undefined, _toConsumableArray(params)); + }; + + selector.resultFunc = resultFunc; + selector.recomputations = function () { + return recomputations; + }; + selector.resetRecomputations = function () { + return recomputations = 0; + }; + return selector; + }; + } + + var createSelector = exports.createSelector = createSelectorCreator(defaultMemoize); + + function createStructuredSelector(selectors) { + var selectorCreator = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : createSelector; + + if (typeof selectors !== 'object') { + throw new Error('createStructuredSelector expects first argument to be an object ' + ('where each property is a selector, instead received a ' + typeof selectors)); + } + var objectKeys = Object.keys(selectors); + return selectorCreator(objectKeys.map(function (key) { + return selectors[key]; + }), function () { + for (var _len5 = arguments.length, values = Array(_len5), _key5 = 0; _key5 < _len5; _key5++) { + values[_key5] = arguments[_key5]; + } + + return values.reduce(function (composition, value, index) { + composition[objectKeys[index]] = value; + return composition; + }, {}); + }); + } +}); |