31 lines
886 B
JavaScript
31 lines
886 B
JavaScript
|
var arrayFilter = require('./_arrayFilter'),
|
||
|
|
stubArray = require('./stubArray');
|
||
|
|
|
||
|
|
/** Used for built-in method references. */
|
||
|
|
var objectProto = Object.prototype;
|
||
|
|
|
||
|
|
/** Built-in value references. */
|
||
|
|
var propertyIsEnumerable = objectProto.propertyIsEnumerable;
|
||
|
|
|
||
|
|
/* Built-in method references for those with the same name as other `lodash` methods. */
|
||
|
|
var nativeGetSymbols = Object.getOwnPropertySymbols;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Creates an array of the own enumerable symbols of `object`.
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @param {Object} object The object to query.
|
||
|
|
* @returns {Array} Returns the array of symbols.
|
||
|
|
*/
|
||
|
|
var getSymbols = !nativeGetSymbols ? stubArray : function(object) {
|
||
|
|
if (object == null) {
|
||
|
|
return [];
|
||
|
|
}
|
||
|
|
object = Object(object);
|
||
|
|
return arrayFilter(nativeGetSymbols(object), function(symbol) {
|
||
|
|
return propertyIsEnumerable.call(object, symbol);
|
||
|
|
});
|
||
|
|
};
|
||
|
|
|
||
|
|
module.exports = getSymbols;
|