Move utils out of React that aren't being used
Many of React's util functions are non-redundant with Facebook's core libraries, so move them out of React into a central location (out of this repo). These files were not getting used by any part of React core, so didn't actually belong here anyway.
James Ide committed
Aug 16, 2013 at 14:52 UTC
d9511d817a3cb10127d7eb88f3b5d42e1c3d4ae8
7 files changed
-402
src/utils/__tests__/objFilter-test.js
deleted
-88
@@ -1,88 +0,0 @@
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-/**
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- * Copyright 2013 Facebook, Inc.
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- *
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- * Licensed under the Apache License, Version 2.0 (the "License");
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- * you may not use this file except in compliance with the License.
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- * You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- *
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- * @emails react-core
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- */
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-
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-"use strict";
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-
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-var objFilter = require('objFilter');
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-
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-describe('objFilter', function() {
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-
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- var obj = {
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- A: 'apple',
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- B: 'banana',
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- C: 'coconut',
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- D: 'durian',
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- E: 'elderberry',
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- F: 'fig',
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- G: 'guava',
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- H: 'hackberry'
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- };
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-
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- it('should accept null', function() {
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- var filtered = objFilter(null, function() {});
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- expect(filtered).toBe(null);
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- });
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-
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- it('should return true to create copy', function() {
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- var filtered = objFilter(obj, function() {
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- return true;
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- });
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- expect(filtered).not.toBe(obj);
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- expect(filtered).toEqual(obj);
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- });
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-
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- it('should return empty object for a falsey func', function() {
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- var filtered = objFilter(obj, function() {
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- return false;
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- });
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- expect(filtered).toEqual({});
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- });
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-
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- it('should filter based on value', function() {
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- var filtered = objFilter(obj, function(value) {
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- return value.indexOf('berry') !== -1;
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- });
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- expect(filtered).toEqual({
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- E: 'elderberry',
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- H: 'hackberry'
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- });
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- });
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-
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- it('should filter based on key', function() {
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- var filtered = objFilter(obj, function(value, key) {
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- return (/[AEIOU]/).test(key);
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- });
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- expect(filtered).toEqual({
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- A: 'apple',
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- E: 'elderberry'
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- });
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- });
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-
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- it('should filter based on iteration', function() {
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- var filtered = objFilter(obj, function(value, key, iteration) {
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- return iteration % 2;
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- });
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- expect(filtered).toEqual({
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- B: 'banana',
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- D: 'durian',
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- F: 'fig',
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- H: 'hackberry'
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- });
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- });
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-
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-});
src/utils/__tests__/objMap-test.js
deleted
-113
@@ -1,113 +0,0 @@
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-/**
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- * Copyright 2013 Facebook, Inc.
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- *
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- * Licensed under the Apache License, Version 2.0 (the "License");
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- * you may not use this file except in compliance with the License.
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- * You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- *
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- * @emails react-core
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- */
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-
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-"use strict";
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-
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-var objMap = require('objMap');
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-
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-describe('objMap', function() {
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-
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- var obj = {
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- A: 'apple',
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- B: 'banana',
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- C: 'coconut',
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- D: 'durian',
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- E: 'elderberry',
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- F: 'fig',
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- G: 'guava',
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- H: 'hackberry'
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- };
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-
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- it('should accept null', function() {
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- var mapped = objMap(null, function() {});
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- expect(mapped).toBe(null);
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- });
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-
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- it('should return value to create copy', function() {
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- var mapped = objMap(obj, function(value) {
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- return value;
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- });
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- expect(mapped).not.toBe(obj);
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- expect(mapped).toEqual(obj);
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- });
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-
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- it('should always retain keys', function() {
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- var mapped = objMap(obj, function() {
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- return null;
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- });
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- expect(mapped).toEqual({
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- A: null,
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- B: null,
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- C: null,
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- D: null,
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- E: null,
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- F: null,
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- G: null,
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- H: null
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- });
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- });
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-
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- it('should map values', function() {
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- var mapped = objMap(obj, function (value) {
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- return value.toUpperCase();
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- });
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- expect(mapped).toEqual({
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- A: 'APPLE',
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- B: 'BANANA',
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- C: 'COCONUT',
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- D: 'DURIAN',
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- E: 'ELDERBERRY',
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- F: 'FIG',
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- G: 'GUAVA',
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- H: 'HACKBERRY'
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- });
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- });
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-
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- it('should map keys', function() {
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- var mapped = objMap(obj, function (value, key) {
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- return key;
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- });
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- expect(mapped).toEqual({
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- A: 'A',
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- B: 'B',
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- C: 'C',
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- D: 'D',
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- E: 'E',
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- F: 'F',
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- G: 'G',
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- H: 'H'
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- });
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- });
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-
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- it('should map iterations', function() {
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- var mapped = objMap(obj, function (value, key, iteration) {
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- return iteration;
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- });
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- expect(mapped).toEqual({
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- A: 0,
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- B: 1,
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- C: 2,
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- D: 3,
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- E: 4,
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- F: 5,
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- G: 6,
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- H: 7
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- });
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- });
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-
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-});
src/utils/bindNoArgs.js
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@@ -1,30 +0,0 @@
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-/**
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- * Copyright 2013 Facebook, Inc.
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- *
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- * Licensed under the Apache License, Version 2.0 (the "License");
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- * you may not use this file except in compliance with the License.
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- * You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- *
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- * @providesModule bindNoArgs
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- */
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-
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-"use strict";
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-
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-var bindNoArgs = function (func, context) {
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- if (!func) {
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- return null;
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- }
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- return function () {
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- return func.call(context);
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- };
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-};
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-
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-module.exports = bindNoArgs;
src/utils/curryOnly.js
deleted
-37
@@ -1,37 +0,0 @@
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-/**
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- * Copyright 2013 Facebook, Inc.
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- *
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- * Licensed under the Apache License, Version 2.0 (the "License");
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- * you may not use this file except in compliance with the License.
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- * You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- *
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- * @providesModule curryOnly
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- */
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-
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-"use strict";
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-
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-/**
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- * When the function who's first parameter you are currying accepts only a
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- * single argument, and you want to curry it, use this function for performance
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- * reasons, as it will never access 'arguments'. It would be an interesting
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- * project to detect at static analysis time, calls to F.curry that could be
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- * transformed to one of the two optimized versions seen here.
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- */
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-var curryOnly = function(func, val, context) {
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- if (!func) {
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- return null;
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- }
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- return function() {
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- return func.call(context, val);
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- };
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-};
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-
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-module.exports = curryOnly;
src/utils/eachKeyVal.js
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-/**
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- * Copyright 2013 Facebook, Inc.
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- *
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- * Licensed under the Apache License, Version 2.0 (the "License");
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- * you may not use this file except in compliance with the License.
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- * You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- *
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- * @providesModule eachKeyVal
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- */
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-
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-"use strict";
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-
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-/**
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- * Invokes fun for each own property in obj. Invokes `fun(key, val, obj, i)`.
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- * @param {?Object} obj The object to iterate over.
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- * @param {?Function} fun The function to invoke.
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- * @param {?context=} context The context to call from.
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- */
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-function eachKeyVal(obj, fun, context) {
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- if (!obj || !fun) {
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- return;
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- }
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- // Object.keys only returns the "own" properties.
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- var objKeys = Object.keys(obj);
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- var i;
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- for (i=0; i < objKeys.length; i++) {
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- fun.call(context, objKeys[i], obj[objKeys[i]], obj, i);
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- }
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-}
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-
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-module.exports = eachKeyVal;
src/utils/objFilter.js
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@@ -1,48 +0,0 @@
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-/**
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- * Copyright 2013 Facebook, Inc.
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- *
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- * Licensed under the Apache License, Version 2.0 (the "License");
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- * you may not use this file except in compliance with the License.
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- * You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- *
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- * @providesModule objFilter
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- */
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-
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-"use strict";
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-
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-/**
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- * For each key/value pair, invokes callback func and constructs a resulting
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- * object which contains each key/value pair which produces a truthy result
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- * from invoking the function:
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- *
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- * func(value, key, iteration)
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- *
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- * @param {?object} obj Object to map keys over
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- * @param {function} func Invoked for each key/val pair.
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- * @param {?*} context
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- * @return {?object} Result of filtering or null if obj is falsey
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- */
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-function objFilter(obj, func, context) {
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- if (!obj) {
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- return null;
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- }
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- var i = 0;
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- var ret = {};
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- for (var key in obj) {
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- if (obj.hasOwnProperty(key) &&
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- func.call(context, obj[key], key, i++)) {
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- ret[key] = obj[key];
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- }
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- }
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- return ret;
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-}
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-
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-module.exports = objFilter;
src/utils/objMap.js
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-/**
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- * Copyright 2013 Facebook, Inc.
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- *
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- * Licensed under the Apache License, Version 2.0 (the "License");
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- * you may not use this file except in compliance with the License.
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- * You may obtain a copy of the License at
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- *
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- * http://www.apache.org/licenses/LICENSE-2.0
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- *
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- * Unless required by applicable law or agreed to in writing, software
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- * distributed under the License is distributed on an "AS IS" BASIS,
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- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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- * See the License for the specific language governing permissions and
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- * limitations under the License.
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- *
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- * @providesModule objMap
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- */
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-
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-"use strict";
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-
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-/**
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- * For each key/value pair, invokes callback func and constructs a resulting
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- * object which contains, for every key in obj, values that are the result of
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- * of invoking the function:
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- *
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- * func(value, key, iteration)
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- *
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- * @param {?object} obj Object to map keys over
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- * @param {function} func Invoked for each key/val pair.
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- * @param {?*} context
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- * @return {?object} Result of mapping or null if obj is falsey
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- */
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-function objMap(obj, func, context) {
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- if (!obj) {
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- return null;
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- }
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- var i = 0;
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- var ret = {};
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- for (var key in obj) {
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- if (obj.hasOwnProperty(key)) {
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- ret[key] = func.call(context, obj[key], key, i++);
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- }
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- }
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- return ret;
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-}
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-
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-module.exports = objMap;