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| author | Priyansh <[email protected]> | 2020-12-22 17:49:59 +0530 |
|---|---|---|
| committer | Priyansh <[email protected]> | 2020-12-22 17:49:59 +0530 |
| commit | e93da8b04da86773247aadb1cbb1912e4f4526b2 (patch) | |
| tree | eb4ef3203a92ed3dbd2252ddb1ea23bd2d670c98 /node_modules/core-js/internals/inherit-if-required.js | |
| parent | a5743c293dcb435e4b159a4df791f8955a4110ec (diff) | |
| download | styx-e93da8b04da86773247aadb1cbb1912e4f4526b2.tar.xz styx-e93da8b04da86773247aadb1cbb1912e4f4526b2.zip | |
Rewriting Project
Diffstat (limited to 'node_modules/core-js/internals/inherit-if-required.js')
| -rw-r--r-- | node_modules/core-js/internals/inherit-if-required.js | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/node_modules/core-js/internals/inherit-if-required.js b/node_modules/core-js/internals/inherit-if-required.js new file mode 100644 index 0000000..a033b0c --- /dev/null +++ b/node_modules/core-js/internals/inherit-if-required.js @@ -0,0 +1,17 @@ +var isObject = require('../internals/is-object'); +var setPrototypeOf = require('../internals/object-set-prototype-of'); + +// makes subclassing work correct for wrapped built-ins +module.exports = function ($this, dummy, Wrapper) { + var NewTarget, NewTargetPrototype; + if ( + // it can work only with native `setPrototypeOf` + setPrototypeOf && + // we haven't completely correct pre-ES6 way for getting `new.target`, so use this + typeof (NewTarget = dummy.constructor) == 'function' && + NewTarget !== Wrapper && + isObject(NewTargetPrototype = NewTarget.prototype) && + NewTargetPrototype !== Wrapper.prototype + ) setPrototypeOf($this, NewTargetPrototype); + return $this; +}; |
