Current File : //var/www/html/node_modules/es-abstract/2020/SetFunctionName.js
'use strict';
var GetIntrinsic = require('get-intrinsic');
var has = require('has');
var $TypeError = GetIntrinsic('%TypeError%');
var getSymbolDescription = require('get-symbol-description');
var DefinePropertyOrThrow = require('./DefinePropertyOrThrow');
var IsExtensible = require('./IsExtensible');
var Type = require('./Type');
// https://ecma-international.org/ecma-262/6.0/#sec-setfunctionname
module.exports = function SetFunctionName(F, name) {
if (typeof F !== 'function') {
throw new $TypeError('Assertion failed: `F` must be a function');
}
if (!IsExtensible(F) || has(F, 'name')) {
throw new $TypeError('Assertion failed: `F` must be extensible, and must not have a `name` own property');
}
var nameType = Type(name);
if (nameType !== 'Symbol' && nameType !== 'String') {
throw new $TypeError('Assertion failed: `name` must be a Symbol or a String');
}
if (nameType === 'Symbol') {
var description = getSymbolDescription(name);
// eslint-disable-next-line no-param-reassign
name = typeof description === 'undefined' ? '' : '[' + description + ']';
}
if (arguments.length > 2) {
var prefix = arguments[2];
// eslint-disable-next-line no-param-reassign
name = prefix + ' ' + name;
}
return DefinePropertyOrThrow(F, 'name', {
'[[Value]]': name,
'[[Writable]]': false,
'[[Enumerable]]': false,
'[[Configurable]]': true
});
};
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