diff options
Diffstat (limited to 'node_modules/core-js/modules/es6.function.has-instance.js')
-rw-r--r-- | node_modules/core-js/modules/es6.function.has-instance.js | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/node_modules/core-js/modules/es6.function.has-instance.js b/node_modules/core-js/modules/es6.function.has-instance.js deleted file mode 100644 index 7556ed9bd..000000000 --- a/node_modules/core-js/modules/es6.function.has-instance.js +++ /dev/null @@ -1,13 +0,0 @@ -'use strict'; -var isObject = require('./_is-object'); -var getPrototypeOf = require('./_object-gpo'); -var HAS_INSTANCE = require('./_wks')('hasInstance'); -var FunctionProto = Function.prototype; -// 19.2.3.6 Function.prototype[@@hasInstance](V) -if (!(HAS_INSTANCE in FunctionProto)) require('./_object-dp').f(FunctionProto, HAS_INSTANCE, { value: function (O) { - if (typeof this != 'function' || !isObject(O)) return false; - if (!isObject(this.prototype)) return O instanceof this; - // for environment w/o native `@@hasInstance` logic enough `instanceof`, but add this: - while (O = getPrototypeOf(O)) if (this.prototype === O) return true; - return false; -} }); |