diff options
Diffstat (limited to 'src/node_modules/es-abstract/2019/OrdinaryCreateFromConstructor.js')
-rw-r--r-- | src/node_modules/es-abstract/2019/OrdinaryCreateFromConstructor.js | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/node_modules/es-abstract/2019/OrdinaryCreateFromConstructor.js b/src/node_modules/es-abstract/2019/OrdinaryCreateFromConstructor.js new file mode 100644 index 0000000..e390a60 --- /dev/null +++ b/src/node_modules/es-abstract/2019/OrdinaryCreateFromConstructor.js @@ -0,0 +1,20 @@ +'use strict'; + +var GetIntrinsic = require('../GetIntrinsic'); +var $TypeError = GetIntrinsic('%TypeError%'); + +var GetPrototypeFromConstructor = require('./GetPrototypeFromConstructor'); +var IsArray = require('./IsArray'); +var ObjectCreate = require('./ObjectCreate'); + +// https://ecma-international.org/ecma-262/6.0/#sec-ordinarycreatefromconstructor + +module.exports = function OrdinaryCreateFromConstructor(constructor, intrinsicDefaultProto) { + GetIntrinsic(intrinsicDefaultProto); // throws if not a valid intrinsic + var proto = GetPrototypeFromConstructor(constructor, intrinsicDefaultProto); + var slots = arguments.length < 3 ? [] : arguments[2]; + if (!IsArray(slots)) { + throw new $TypeError('Assertion failed: if provided, `internalSlotsList` must be a List'); + } + return ObjectCreate(proto, slots); +}; |