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Use more ES2015.

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This commit is contained in:
John-David Dalton
2017-01-02 16:45:31 -06:00
parent 2900cfd288
commit 1a1e462f80
17 changed files with 45 additions and 59 deletions
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7
unionBy.js
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@@ -1,6 +1,5 @@
import baseFlatten from './_baseFlatten.js';
import baseIteratee from './_baseIteratee.js';
import baseRest from './_baseRest.js';
import baseUniq from './_baseUniq.js';
import isArrayLikeObject from './isArrayLikeObject.js';
import last from './last.js';
@@ -28,12 +27,12 @@ import last from './last.js';
* _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');
* // => [{ 'x': 1 }, { 'x': 2 }]
*/
var unionBy = baseRest(function(arrays) {
var iteratee = last(arrays);
const unionBy = (...arrays) => {
let iteratee = last(arrays);
if (isArrayLikeObject(iteratee)) {
iteratee = undefined;
}
return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), baseIteratee(iteratee, 2));
});
};
export default unionBy;