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| author | ruki <waruqi@gmail.com> | 2018-11-08 00:38:48 +0800 |
|---|---|---|
| committer | ruki <waruqi@gmail.com> | 2018-11-07 21:53:09 +0800 |
| commit | 26105034da4fcce7ac883c899d781f016559310d (patch) | |
| tree | c459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/core-js/library/modules/es6.reflect.set.js | |
| parent | 2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff) | |
| download | xmake-docs-26105034da4fcce7ac883c899d781f016559310d.tar.gz xmake-docs-26105034da4fcce7ac883c899d781f016559310d.zip | |
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Diffstat (limited to 'node_modules/core-js/library/modules/es6.reflect.set.js')
| -rw-r--r-- | node_modules/core-js/library/modules/es6.reflect.set.js | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/node_modules/core-js/library/modules/es6.reflect.set.js b/node_modules/core-js/library/modules/es6.reflect.set.js new file mode 100644 index 00000000..d809d7a4 --- /dev/null +++ b/node_modules/core-js/library/modules/es6.reflect.set.js @@ -0,0 +1,33 @@ +// 26.1.13 Reflect.set(target, propertyKey, V [, receiver]) +var dP = require('./_object-dp'); +var gOPD = require('./_object-gopd'); +var getPrototypeOf = require('./_object-gpo'); +var has = require('./_has'); +var $export = require('./_export'); +var createDesc = require('./_property-desc'); +var anObject = require('./_an-object'); +var isObject = require('./_is-object'); + +function set(target, propertyKey, V /* , receiver */) { + var receiver = arguments.length < 4 ? target : arguments[3]; + var ownDesc = gOPD.f(anObject(target), propertyKey); + var existingDescriptor, proto; + if (!ownDesc) { + if (isObject(proto = getPrototypeOf(target))) { + return set(proto, propertyKey, V, receiver); + } + ownDesc = createDesc(0); + } + if (has(ownDesc, 'value')) { + if (ownDesc.writable === false || !isObject(receiver)) return false; + if (existingDescriptor = gOPD.f(receiver, propertyKey)) { + if (existingDescriptor.get || existingDescriptor.set || existingDescriptor.writable === false) return false; + existingDescriptor.value = V; + dP.f(receiver, propertyKey, existingDescriptor); + } else dP.f(receiver, propertyKey, createDesc(0, V)); + return true; + } + return ownDesc.set === undefined ? false : (ownDesc.set.call(receiver, V), true); +} + +$export($export.S, 'Reflect', { set: set }); |
