From de98e0b232509d5f40c135d540a70e415272ff85 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Wed, 3 May 2017 15:35:00 +0200 Subject: node_modules --- node_modules/core-js/modules/$.array-species-create.js | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 node_modules/core-js/modules/$.array-species-create.js (limited to 'node_modules/core-js/modules/$.array-species-create.js') diff --git a/node_modules/core-js/modules/$.array-species-create.js b/node_modules/core-js/modules/$.array-species-create.js new file mode 100644 index 000000000..d809cae60 --- /dev/null +++ b/node_modules/core-js/modules/$.array-species-create.js @@ -0,0 +1,16 @@ +// 9.4.2.3 ArraySpeciesCreate(originalArray, length) +var isObject = require('./$.is-object') + , isArray = require('./$.is-array') + , SPECIES = require('./$.wks')('species'); +module.exports = function(original, length){ + var C; + if(isArray(original)){ + C = original.constructor; + // cross-realm fallback + if(typeof C == 'function' && (C === Array || isArray(C.prototype)))C = undefined; + if(isObject(C)){ + C = C[SPECIES]; + if(C === null)C = undefined; + } + } return new (C === undefined ? Array : C)(length); +}; \ No newline at end of file -- cgit v1.2.3