// This file was procedurally generated from the following sources: // - src/dstr-assignment/array-elem-init-fn-name-class.case // - src/dstr-assignment/default/assignment-expr.template /*--- description: Assignment of function `name` attribute (ClassExpression) (AssignmentExpression) esid: sec-variable-statement-runtime-semantics-evaluation es6id: 13.3.2.4 features: [class, destructuring-binding] flags: [generated] includes: [propertyHelper.js] info: | VariableDeclaration : BindingPattern Initializer 1. Let rhs be the result of evaluating Initializer. 2. Let rval be GetValue(rhs). 3. ReturnIfAbrupt(rval). 4. Return the result of performing BindingInitialization for BindingPattern passing rval and undefined as arguments. AssignmentElement[Yield] : DestructuringAssignmentTarget Initializeropt [...] 7. If Initializer is present and value is undefined and IsAnonymousFunctionDefinition(Initializer) and IsIdentifierRef of DestructuringAssignmentTarget are both true, then a. Let hasNameProperty be HasOwnProperty(v, "name"). b. ReturnIfAbrupt(hasNameProperty). c. If hasNameProperty is false, perform SetFunctionName(v, GetReferencedName(lref)). ---*/ var xCls, cls, xCls2; var result; var vals = []; result = [ xCls = class x {}, cls = class {}, xCls2 = class { static name() {} } ] = vals; assert(xCls.name !== 'xCls'); assert(xCls2.name !== 'xCls2'); assert.sameValue(cls.name, 'cls'); verifyNotEnumerable(cls, 'name'); verifyNotWritable(cls, 'name'); verifyConfigurable(cls, 'name'); assert.sameValue(result, vals);