diff options
Diffstat (limited to 'node_modules/core-js/modules/es.object.seal.js')
| -rw-r--r-- | node_modules/core-js/modules/es.object.seal.js | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/es.object.seal.js b/node_modules/core-js/modules/es.object.seal.js new file mode 100644 index 0000000..35fae0c --- /dev/null +++ b/node_modules/core-js/modules/es.object.seal.js @@ -0,0 +1,16 @@ +var $ = require('../internals/export'); +var isObject = require('../internals/is-object'); +var onFreeze = require('../internals/internal-metadata').onFreeze; +var FREEZING = require('../internals/freezing'); +var fails = require('../internals/fails'); + +var nativeSeal = Object.seal; +var FAILS_ON_PRIMITIVES = fails(function () { nativeSeal(1); }); + +// `Object.seal` method +// https://tc39.github.io/ecma262/#sec-object.seal +$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, { + seal: function seal(it) { + return nativeSeal && isObject(it) ? nativeSeal(onFreeze(it)) : it; + } +}); |
