refactor(lodash): replace omit

packages/react-instantsearch-core/src/connectors/connectConfigure.js

@@ -1,4 +1,4 @@
-import { omit } from 'lodash';
+import { omit } from '../core/utils';
 import createConnector from '../core/createConnector';
 import {
   refineValue,

packages/react-instantsearch-core/src/connectors/connectScrollTo.js

@@ -1,12 +1,11 @@
-import { omit } from 'lodash';
 import PropTypes from 'prop-types';
 import createConnector from '../core/createConnector';
 import {
   getCurrentRefinementValue,
   hasMultipleIndices,
   getIndexId,
 } from '../core/indexUtils';
-import { shallowEqual } from '../core/utils';
+import { shallowEqual, omit } from '../core/utils';
 
 /**
  * connectScrollTo connector provides the logic to build a widget that will
@@ -67,10 +66,10 @@ export default createConnector({
     // using ScrollTo in combination of Pagination. As pagination can be change
     // by every widget, we want to scroll only if it cames from the pagination
     // widget itself. We also remove the configure key from the search state to
-    // do this comparaison because for now configure values are not present in the
+    // do this comparison because for now configure values are not present in the
     // search state before a first refinement has been made and will false the results.
     // See: https://github.com/algolia/react-instantsearch/issues/164
-    const cleanedSearchState = omit(omit(searchState, 'configure'), id);
+    const cleanedSearchState = omit(searchState, ['configure', id]);
 
     const hasNotChanged = shallowEqual(
       this._prevSearchState,

packages/react-instantsearch-core/src/core/__tests__/indexUtils.js

@@ -227,6 +227,7 @@ describe('utility method for manipulating the search state', () => {
         namespace: {},
       });
     });
+
     it('get results', () => {
       const searchResults = { results: { hits: ['some'] } };
 
@@ -235,6 +236,7 @@ describe('utility method for manipulating the search state', () => {
       expect(results).toEqual({ hits: ['some'] });
     });
   });
+
   describe('when there are multiple index', () => {
     let context = { multiIndexContext: { targetedIndex: 'first' } };
     it('refine with no namespace', () => {

packages/react-instantsearch-core/src/core/createInstantSearchManager.js

@@ -1,4 +1,3 @@
-import { omit } from 'lodash';
 import algoliasearchHelper from 'algoliasearch-helper';
 import createWidgetsManager from './createWidgetsManager';
 import createStore from './createStore';
@@ -214,18 +213,15 @@ export default function createInstantSearchManager({
         nextIsSearchStalled = false;
       }
 
-      const nextState = omit(
-        {
-          ...currentState,
-          results,
-          isSearchStalled: nextIsSearchStalled,
-          searching: false,
-          error: null,
-        },
-        'resultsFacetValues'
-      );
+      const { resultsFacetValues, ...partialState } = currentState;
 
-      store.setState(nextState);
+      store.setState({
+        ...partialState,
+        results,
+        isSearchStalled: nextIsSearchStalled,
+        searching: false,
+        error: null,
+      });
     };
   }
 
@@ -238,31 +234,25 @@ export default function createInstantSearchManager({
       nextIsSearchStalled = false;
     }
 
-    const nextState = omit(
-      {
-        ...currentState,
-        isSearchStalled: nextIsSearchStalled,
-        error,
-        searching: false,
-      },
-      'resultsFacetValues'
-    );
+    const { resultsFacetValues, ...partialState } = currentState;
 
-    store.setState(nextState);
+    store.setState({
+      ...partialState,
+      isSearchStalled: nextIsSearchStalled,
+      error,
+      searching: false,
+    });
   }
 
   function handleNewSearch() {
     if (!stalledSearchTimer) {
       stalledSearchTimer = setTimeout(() => {
-        const nextState = omit(
-          {
-            ...store.getState(),
-            isSearchStalled: true,
-          },
-          'resultsFacetValues'
-        );
+        const { resultsFacetValues, ...partialState } = store.getState();
 
-        store.setState(nextState);
+        store.setState({
+          ...partialState,
+          isSearchStalled: true,
+        });
       }, stalledSearchDelay);
     }
   }

packages/react-instantsearch-core/src/core/indexUtils.js

@@ -1,4 +1,5 @@
-import { has, omit, get } from 'lodash';
+import { has, get } from 'lodash';
+import { omit } from './utils';
 
 export function getIndexId(context) {
   return hasMultipleIndices(context)
@@ -239,11 +240,11 @@ function cleanUpValueWithSingleIndex({
   if (namespace) {
     return {
       ...searchState,
-      [namespace]: omit(searchState[namespace], attribute),
+      [namespace]: omit(searchState[namespace], [attribute]),
     };
   }
 
-  return omit(searchState, id);
+  return omit(searchState, [id]);
 }
 
 function cleanUpValueWithMultiIndex({
@@ -262,11 +263,21 @@ function cleanUpValueWithMultiIndex({
         ...searchState.indices,
         [indexId]: {
           ...indexSearchState,
-          [namespace]: omit(indexSearchState[namespace], attribute),
+          [namespace]: omit(indexSearchState[namespace], [attribute]),
         },
       },
     };
   }
 
-  return omit(searchState, `indices.${indexId}.${id}`);
+  if (indexSearchState) {
+    return {
+      ...searchState,
+      indices: {
+        ...searchState.indices,
+        [indexId]: omit(indexSearchState, [id]),
+      },
+    };
+  }
+
+  return searchState;
 }

packages/react-instantsearch-core/src/core/utils.ts

@@ -85,3 +85,20 @@ export function find<T = any>(
   }
   return undefined;
 }
+
+// https://github.com/babel/babel/blob/3aaafae053fa75febb3aa45d45b6f00646e30ba4/packages/babel-helpers/src/helpers.js#L604-L620
+export function omit(source: { [key: string]: any }, excluded: string[]) {
+  if (source === null || source === undefined) {
+    return {};
+  }
+  const target = {};
+  const sourceKeys = Object.keys(source);
+  for (let i = 0; i < sourceKeys.length; i++) {
+    const key = sourceKeys[i];
+    if (excluded.indexOf(key) >= 0) {
+      continue;
+    }
+    target[key] = source[key];
+  }
+  return target;
+}

packages/react-instantsearch-dom/src/components/Link.js

@@ -1,4 +1,3 @@
-import { omit } from 'lodash';
 import React, { Component } from 'react';
 import PropTypes from 'prop-types';
 import { isSpecialClick } from '../core/utils';
@@ -17,6 +16,6 @@ export default class Link extends Component {
   };
 
   render() {
-    return <a {...omit(this.props, 'onClick')} onClick={this.onClick} />;
+    return <a {...this.props} onClick={this.onClick} />;
   }
 }