diff options
author | isaacs <i@izs.me> | 2020-07-23 20:58:04 +0300 |
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committer | isaacs <i@izs.me> | 2020-07-29 21:53:42 +0300 |
commit | ad5e07d8bd86d1dbe2b03dc142f8c8d6f4828ffe (patch) | |
tree | 97b66f97d77f35774f10a5e3e9957b1897d150bb /node_modules/es-abstract/2016/ToPropertyDescriptor.js | |
parent | a16994cfdd2f255016f3d8ee60d03473d80eabd8 (diff) |
Full dependency reboot
Reinstall everything from a clean node_modules and package-lock.json
state.
Re-generate list of bundleDependencies and node_modules/.gitignore with
a script that does the right thing based on actual dependency state.
Diffstat (limited to 'node_modules/es-abstract/2016/ToPropertyDescriptor.js')
-rw-r--r-- | node_modules/es-abstract/2016/ToPropertyDescriptor.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/node_modules/es-abstract/2016/ToPropertyDescriptor.js b/node_modules/es-abstract/2016/ToPropertyDescriptor.js new file mode 100644 index 000000000..38e536e2d --- /dev/null +++ b/node_modules/es-abstract/2016/ToPropertyDescriptor.js @@ -0,0 +1,52 @@ +'use strict'; + +var has = require('has'); + +var GetIntrinsic = require('../GetIntrinsic'); + +var $TypeError = GetIntrinsic('%TypeError%'); + +var Type = require('./Type'); +var ToBoolean = require('./ToBoolean'); +var IsCallable = require('./IsCallable'); + +// https://ecma-international.org/ecma-262/5.1/#sec-8.10.5 + +module.exports = function ToPropertyDescriptor(Obj) { + if (Type(Obj) !== 'Object') { + throw new $TypeError('ToPropertyDescriptor requires an object'); + } + + var desc = {}; + if (has(Obj, 'enumerable')) { + desc['[[Enumerable]]'] = ToBoolean(Obj.enumerable); + } + if (has(Obj, 'configurable')) { + desc['[[Configurable]]'] = ToBoolean(Obj.configurable); + } + if (has(Obj, 'value')) { + desc['[[Value]]'] = Obj.value; + } + if (has(Obj, 'writable')) { + desc['[[Writable]]'] = ToBoolean(Obj.writable); + } + if (has(Obj, 'get')) { + var getter = Obj.get; + if (typeof getter !== 'undefined' && !IsCallable(getter)) { + throw new TypeError('getter must be a function'); + } + desc['[[Get]]'] = getter; + } + if (has(Obj, 'set')) { + var setter = Obj.set; + if (typeof setter !== 'undefined' && !IsCallable(setter)) { + throw new $TypeError('setter must be a function'); + } + desc['[[Set]]'] = setter; + } + + if ((has(desc, '[[Get]]') || has(desc, '[[Set]]')) && (has(desc, '[[Value]]') || has(desc, '[[Writable]]'))) { + throw new $TypeError('Invalid property descriptor. Cannot both specify accessors and a value or writable attribute'); + } + return desc; +}; |