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More refactoring and porting to React

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This commit is contained in:
Colin McLeod
2015-12-13 11:51:58 -08:00
parent 035f6b3efa
commit ab0019424f
58 changed files with 2243 additions and 2507 deletions
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17
src/app/utils/shallowEqual.js
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@@ -1,3 +1,10 @@
/**
* Compares A and B and return true using strict comparison (===)
* @param {any} objA A
* @param {any} objB B
* @return {boolean} true if A === B OR A properties === B properties
*/
export default function shallowEqual(objA, objB) {
if (objA === objB) {
return true;
@@ -8,20 +15,20 @@ export default function shallowEqual(objA, objB) {
return false;
}
var keysA = Object.keys(objA);
var keysB = Object.keys(objB);
let keysA = Object.keys(objA);
let keysB = Object.keys(objB);
if (keysA.length !== keysB.length) {
return false;
}
// Test for A's keys different from B.
var bHasOwnProperty = Object.prototype.hasOwnProperty.bind(objB);
for (var i = 0; i < keysA.length; i++) {
let bHasOwnProperty = Object.prototype.hasOwnProperty.bind(objB);
for (let i = 0; i < keysA.length; i++) {
if (!bHasOwnProperty(keysA[i]) || objA[keysA[i]] !== objB[keysA[i]]) {
return false;
}
}
return true;
}
}