// |reftest| error:SyntaxError 'use strict'; // This file was procedurally generated from the following sources: // - src/async-generators/yield-identifier-spread-strict.case // - src/async-generators/default/async-class-decl-method.template /*--- description: It's an early error if the AssignmentExpression is a function body with yield as an identifier in strict mode. (Async Generator method as a ClassDeclaration element) esid: prod-AsyncGeneratorMethod features: [object-spread, async-iteration] flags: [generated, onlyStrict] negative: phase: parse type: SyntaxError info: | ClassElement : MethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } Spread Properties PropertyDefinition[Yield]: (...) ...AssignmentExpression[In, ?Yield] ---*/ $DONOTEVALUATE(); var callCount = 0; class C { async *gen() { callCount += 1; return { ...(function() { var yield; throw new Test262Error(); }()), } }} var gen = C.prototype.gen; var iter = gen(); assert.sameValue(callCount, 1);