lucid-ui

<!doctype html> <html lang="en"> <head> <title>Code coverage report for util/redux.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../index.html">All files</a> / <a href="index.html">util</a> redux.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 96.08% Statements 49/51 </div> <div class='fl pad1y space-right2'> 86.11% Branches 31/36 </div> <div class='fl pad1y space-right2'> 96% Functions 24/25 </div> <div class='fl pad1y space-right2'> 95.74% Lines 45/47 </div> </div> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235</td><td class="line-coverage quiet">                            3x 3x                                                       7x 7x 7x 7x   3x   7x   7x                                   6x 2x 4x 4x 4x 4x 4x 4x       4x   4x   4x                                 6x 10x 10x                                   2x 2x 2x                             21x   30x 2x   28x 28x       10x 10x 7x   3x                               17x 15x     15x 20x                                       7x 7x                       10x     8x 8x                                     7x        </td><td class="text"><pre class="prettyprint lang-js">import _ from 'lodash'; import { createSelector } from 'reselect'; import { reduceSelectors } from './state-management.js'; import { isDevMode } from './logger.js';   /** * thunk * * Marks a function on the reducer tree as a thunk action creator so it doesn't * get incorporated into the redux reducer * * @return {function} with `isThunk` set to `true` */ export function thunk(fn) { fn.isThunk = true; return fn; }   /** * getReduxPrimitives * * Creates a redux reducer and connectors (inputs to redux-react's `connect`) * * @param {Object} param * @param {Object} param.initialState - the initial state object that the reducer will return * @param {Object} param.reducers - a tree of lucid reducers * @param {string[]} param.rootPath - array of strings representing the path to local state in global state * @param {function} param.rootSelector - a top-level selector which takes as input state that has run through every selector in param.selectors * @param {Object} param.selectors - a tree of lucid selectors * @return {Object} redux reducer and connectors */   export function getReduxPrimitives({ initialState, reducers, rootPath = [], rootSelector = _.identity, selectors, }) {   // we need this in scope so actionCreators can refer to it let dispatchTree;   const reducer = createReduxReducer(reducers, initialState, rootPath); const selector = selectors ? reduceSelectors(selectors) : _.identity; const rootPathSelector = state => _.isEmpty(rootPath) ? state : _.get(state, rootPath); const mapStateToProps = createSelector( [rootPathSelector], rootState => rootSelector(selector(rootState)) ); const mapDispatchToProps = dispatch => getDispatchTree(reducers, rootPath, dispatch);   return { reducer, connectors: [ mapStateToProps, mapDispatchToProps, mergeProps, ], };   /** * createActionCreator * * @param {function} node - a node in the the reducer tree, either a reducer or a thunk * @param {string[]} path - the path to the reducer in the reducer tree * @param {string[]} rootPath - array of strings representing the path to local state in global state * @return {function} action creator that returns either an action or a thunk */ function createActionCreator(node, rootPath, path) { if (node.isThunk) { return function thunk(...args) { return function thunkInner(dispatch, getState, ...rest) { const pathToLocalDispatchTree = _.slice(path, rootPath.length, -1); const pathToLocalState = _.dropRight(path); const localDispatchTree = _.isEmpty(pathToLocalDispatchTree) ? dispatchTree : _.get(dispatchTree, pathToLocalDispatchTree); const getLocalState = _.isEmpty(pathToLocalState) ? getState : () => _.get(getState(), pathToLocalState); return node(...args)(localDispatchTree, getLocalState, dispatch, getState, ...rest); }; }; } return function actionCreator(...args) {   const [payload, ...meta] = isDevMode ? cleanArgs(args) : args;   return { type: path.join('.'), payload, meta, }; }; }   /** * createActionCreatorTree * * Walks the reducer tree and generates a tree of action creators that correspond to each reducer * @param {Object} reducers - a tree of lucid reducers * @param {string[]} rootPath - array of strings representing the path to local state in global state * @returns {Object} action creator tree */ function createActionCreatorTree(reducers, rootPath, path = rootPath) { return _.reduce(reducers, (memo, node, key) => { const currentPath = path.concat(key); return { ...memo, [key]: _.isFunction(node) ? createActionCreator(node, rootPath, currentPath) : createActionCreatorTree(node, rootPath, currentPath), }; }, {}); }   /** * getDispatchTree * * Walks the reducer tree and generates an action creator tree, then binds dispatch to each node * @param {Object} reducers - a tree of lucid reducers * @param {string[]} rootPath - array of strings representing the path to local state in global state * @param {function} dispatch - the redux store's `dispatch` function */ function getDispatchTree(reducers, rootPath, dispatch) { const actionCreatorTree = createActionCreatorTree(reducers, rootPath); dispatchTree = bindActionCreatorTree(actionCreatorTree, dispatch); return dispatchTree; }   }   /** * createReduxReducerTree * * Walks the reducer tree and generates a tree of redux reducers, converting the * signature from `(state, payload) => state` to `(state, action) => state` * @param {Object} reducers - a tree of lucid reducers * @param {string[]} path - array of strings representing the path to the reducer * @return {Object} redux reducer tree */ function createReduxReducerTree(reducers, path = []) { return _.reduce(reducers, (memo, node, key) => { // filter out thunks from the reducer tree if (node.isThunk) { return memo; } const currentPath = path.concat(key); return { ...memo, [key]: _.isFunction(node) ? function reduxReducer(state, action) { const { type, payload, meta = [] } = action; if (_.isUndefined(state) || type !== currentPath.join('.')) { return state; } return node(state, payload, ...meta); } : createReduxReducerTree(node, currentPath), }; }, {}); }   /** * createReducerFromReducerTree * * Returns a function that calls every reducer in the reducer tree with the reducer's local state and action * @param {Object} reduxReducerTree - tree of redux reducers with signature `(state, action) => state` * @param {Object} initialState - the initial state object that the reducer will return * @return {function} the redux reducer */ function createReducerFromReducerTree(reduxReducerTree, initialState) { return function reduxReducer(state, action) { Iif (_.isUndefined(state)) { return initialState; } return _.reduce(reduxReducerTree, (state, node, key) => { return { ...state, ..._.isFunction(node) ? node(state, action) : { [key]: createReducerFromReducerTree(node)(state[key], action), }, }; }, state); }; }   /** * createReduxReducer * * Generates a redux reducer from a tree of lucid reducers * @param {Object} reducers - a tree of lucid reducers * @param {Object} initialState - the initial state object that the reducer will return * @param {string[]} rootPath - array of strings representing the path to part of global state this reducer applies to * @return {function} the redux reducer */ function createReduxReducer(reducers, initialState, rootPath) { const reducerTree = createReduxReducerTree(reducers, rootPath); return createReducerFromReducerTree(reducerTree, initialState); }   /** * bindActionCreatorTree * * Binds redux store.dispatch to actionCreators in a tree * @param {Object} actionCreatorTree - a tree of redux action creator functions * @param {function} dispatch - the redux store's `dispatch` function * @param {string[]} path - array of strings representing the path to the action creator */ function bindActionCreatorTree(actionCreatorTree, dispatch, path = []) { return _.reduce(actionCreatorTree, (memo, node, key) => ({ ...memo, [key]: _.isFunction(node) ? function boundActionCreator(...args) { const action = actionCreatorTree[key](...args); return dispatch(action); } : bindActionCreatorTree(node, dispatch, path.concat(key)), }), {}); }   /** * mergeProps * * Merges state, dispatchTree, and ownProps into a single props object * @param {Object} state * @param {Object} dispatchTree * @param {Object} ownProps * @return {Object} */ function mergeProps(state, dispatchTree, ownProps) { return _.merge({}, state, dispatchTree, ownProps); }   export function cleanArgs(args) { return _.chain(args).last().has('event').value() ? _.dropRight(args) : args; }  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Feb 03 2017 18:10:35 GMT+0000 (UTC) </div> </div> <script src="../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../sorter.js"></script> </body> </html>