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add defineEnumerableProperties helper

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This commit is contained in:
Sebastian McKenzie 2015-11-08 05:33:42 -08:00
parent ab6ec75905
commit bcd639672d
1 changed files with 12 additions and 0 deletions
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12
packages/babel-helpers/src/helpers.js
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@ -84,6 +84,18 @@ export let defaultProps = template(`
`);
export let defineEnumerableProperties = template(`
(function (obj, descs) {
for (var key in descs) {
var desc = descs[key];
desc.configurable = desc.enumerable = true;
if ("value" in desc) desc.writable = true;
Object.defineProperty(obj, key, desc);
}
return obj;
})
`);
export let defaults = template(`
(function (obj, defaults) {
var keys = Object.getOwnPropertyNames(defaults);