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Use undefined for default parameters

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This commit is contained in:
Jory Graham
2015-09-29 20:09:17 -04:00
parent 14baab7386
commit 902c730a4d
2 changed files with 3 additions and 2 deletions
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3
src/clipboard.js
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@ -39,7 +39,8 @@ class Clipboard extends Emitter {
* @param {Element} trigger * @param {Element} trigger
*/ */
setAction(trigger) { setAction(trigger) {
return trigger.getAttribute(prefix + 'action'); var action = trigger.getAttribute(prefix + 'action');
return action === null ? undefined : action;
} }
/** /**

2
test/clipboard-action.js
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@ -36,7 +36,7 @@ describe('ClipboardAction', () => {
it('should throw an error since neither "text" nor "target" were passed', done => { it('should throw an error since neither "text" nor "target" were passed', done => {
try { try {
new ClipboardAction({ new ClipboardAction({
action: '' action: undefined
}); });
} }
catch(e) { catch(e) {