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-rw-r--r--node_modules/react/lib/ReactStateSetters.js103
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diff --git a/node_modules/react/lib/ReactStateSetters.js b/node_modules/react/lib/ReactStateSetters.js
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-/**
- * Copyright 2013-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- *
- */
-
-'use strict';
-
-var ReactStateSetters = {
- /**
- * Returns a function that calls the provided function, and uses the result
- * of that to set the component's state.
- *
- * @param {ReactCompositeComponent} component
- * @param {function} funcReturningState Returned callback uses this to
- * determine how to update state.
- * @return {function} callback that when invoked uses funcReturningState to
- * determined the object literal to setState.
- */
- createStateSetter: function (component, funcReturningState) {
- return function (a, b, c, d, e, f) {
- var partialState = funcReturningState.call(component, a, b, c, d, e, f);
- if (partialState) {
- component.setState(partialState);
- }
- };
- },
-
- /**
- * Returns a single-argument callback that can be used to update a single
- * key in the component's state.
- *
- * Note: this is memoized function, which makes it inexpensive to call.
- *
- * @param {ReactCompositeComponent} component
- * @param {string} key The key in the state that you should update.
- * @return {function} callback of 1 argument which calls setState() with
- * the provided keyName and callback argument.
- */
- createStateKeySetter: function (component, key) {
- // Memoize the setters.
- var cache = component.__keySetters || (component.__keySetters = {});
- return cache[key] || (cache[key] = createStateKeySetter(component, key));
- }
-};
-
-function createStateKeySetter(component, key) {
- // Partial state is allocated outside of the function closure so it can be
- // reused with every call, avoiding memory allocation when this function
- // is called.
- var partialState = {};
- return function stateKeySetter(value) {
- partialState[key] = value;
- component.setState(partialState);
- };
-}
-
-ReactStateSetters.Mixin = {
- /**
- * Returns a function that calls the provided function, and uses the result
- * of that to set the component's state.
- *
- * For example, these statements are equivalent:
- *
- * this.setState({x: 1});
- * this.createStateSetter(function(xValue) {
- * return {x: xValue};
- * })(1);
- *
- * @param {function} funcReturningState Returned callback uses this to
- * determine how to update state.
- * @return {function} callback that when invoked uses funcReturningState to
- * determined the object literal to setState.
- */
- createStateSetter: function (funcReturningState) {
- return ReactStateSetters.createStateSetter(this, funcReturningState);
- },
-
- /**
- * Returns a single-argument callback that can be used to update a single
- * key in the component's state.
- *
- * For example, these statements are equivalent:
- *
- * this.setState({x: 1});
- * this.createStateKeySetter('x')(1);
- *
- * Note: this is memoized function, which makes it inexpensive to call.
- *
- * @param {string} key The key in the state that you should update.
- * @return {function} callback of 1 argument which calls setState() with
- * the provided keyName and callback argument.
- */
- createStateKeySetter: function (key) {
- return ReactStateSetters.createStateKeySetter(this, key);
- }
-};
-
-module.exports = ReactStateSetters; \ No newline at end of file