Name Description Size
await-as-binding-identifier-escaped.js --- description: await is a reserved keyword within generator function bodies and may not be used as a binding identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } BindingIdentifier : Identifier It is a Syntax Error if this production has a [Await] parameter and StringValue of Identifier is "await". --- 1091
await-as-binding-identifier.js --- description: await is a reserved keyword within generator function bodies and may not be used as a binding identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } BindingIdentifier : Identifier It is a Syntax Error if this production has a [Await] parameter and StringValue of Identifier is "await". --- 1078
await-as-identifier-reference-escaped.js --- description: await is a reserved keyword within generator function bodies and may not be used as an identifier reference. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } IdentifierReference : Identifier It is a Syntax Error if this production has a [Await] parameter and StringValue of Identifier is "await". --- 1099
await-as-identifier-reference.js --- description: await is a reserved keyword within generator function bodies and may not be used as an identifier reference. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } IdentifierReference : Identifier It is a Syntax Error if this production has a [Await] parameter and StringValue of Identifier is "await". --- 1086
await-as-label-identifier-escaped.js --- description: await is a reserved keyword within generator function bodies and may not be used as a label identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } LabelIdentifier : Identifier It is a Syntax Error if this production has a [Await] parameter and StringValue of Identifier is "await". --- 1083
await-as-label-identifier.js --- description: await is a reserved keyword within generator function bodies and may not be used as a label identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } LabelIdentifier : Identifier It is a Syntax Error if this production has a [Await] parameter and StringValue of Identifier is "await". --- 1070
browser.js 0
shell.js 0
yield-as-binding-identifier-escaped.js --- description: yield is a reserved keyword within generator function bodies and may not be used as a binding identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } BindingIdentifier : Identifier It is a Syntax Error if this production has a [Yield] parameter and StringValue of Identifier is "yield". --- 1091
yield-as-binding-identifier.js --- description: yield is a reserved keyword within generator function bodies and may not be used as a binding identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } BindingIdentifier : Identifier It is a Syntax Error if this production has a [Yield] parameter and StringValue of Identifier is "yield". --- 1078
yield-as-identifier-reference-escaped.js --- description: yield is a reserved keyword within generator function bodies and may not be used as an identifier reference. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } IdentifierReference : Identifier It is a Syntax Error if this production has a [Yield] parameter and StringValue of Identifier is "yield". --- 1099
yield-as-identifier-reference.js --- description: yield is a reserved keyword within generator function bodies and may not be used as an identifier reference. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } IdentifierReference : Identifier It is a Syntax Error if this production has a [Yield] parameter and StringValue of Identifier is "yield". --- 1086
yield-as-label-identifier-escaped.js --- description: yield is a reserved keyword within generator function bodies and may not be used as a label identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } LabelIdentifier : Identifier It is a Syntax Error if this production has a [Yield] parameter and StringValue of Identifier is "yield". --- 1083
yield-as-label-identifier.js --- description: yield is a reserved keyword within generator function bodies and may not be used as a label identifier. (Async generator private method as a ClassExpression element) esid: prod-AsyncGeneratorMethod features: [async-iteration, class-methods-private] flags: [generated] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } LabelIdentifier : Identifier It is a Syntax Error if this production has a [Yield] parameter and StringValue of Identifier is "yield". --- 1070
yield-identifier-spread-strict-strict.js --- 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 ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [object-spread, async-iteration, class-methods-private] flags: [generated, onlyStrict] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } Spread Properties PropertyDefinition[Yield]: (...) ...AssignmentExpression[In, ?Yield] --- 2284
yield-identifier-strict-strict.js --- description: It's an early error if the generator body has another function body with yield as an identifier in strict mode. (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, onlyStrict] negative: phase: parse type: SyntaxError info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 2104
yield-promise-reject-next-catch.js --- description: yield Promise.reject(value) is treated as throw value (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 2405
yield-promise-reject-next-for-await-of-async-iterator.js --- description: yield * [Promise.reject(value)] is treated as throw value (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 2536
yield-promise-reject-next-for-await-of-sync-iterator.js --- description: yield Promise.reject(value) in for-await-of is treated as throw value (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 2521
yield-promise-reject-next-yield-star-async-iterator.js --- description: yield * (async iterator) is treated as throw value (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 2485
yield-promise-reject-next-yield-star-sync-iterator.js --- description: yield * (async iterator) is treated as throw value (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 2449
yield-promise-reject-next.js --- description: yield Promise.reject(value) is treated as throw value (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 2406
yield-spread-arr-multiple.js --- description: Use yield value in a array spread position (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] includes: [compareArray.js] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } Array Initializer SpreadElement[Yield, Await]: ...AssignmentExpression[+In, ?Yield, ?Await] --- 2314
yield-spread-arr-single.js --- description: Use yield value in a array spread position (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } Array Initializer SpreadElement[Yield, Await]: ...AssignmentExpression[+In, ?Yield, ?Await] --- 2406
yield-spread-obj.js --- description: Use yield value in a object spread position (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [object-spread, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } Spread Properties PropertyDefinition[Yield]: (...) ...AssignmentExpression[In, ?Yield] --- 2357
yield-star-async-next.js --- description: Execution order for yield* with async iterator and next() (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, Symbol.asyncIterator, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } --- 8369
yield-star-async-return.js --- description: execution order for yield* with async iterator and return() (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, Symbol.asyncIterator, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat ... c. Else, i. Assert: received.[[Type]] is return. ii. Let return be ? GetMethod(iterator, "return"). iii. If return is undefined, return Completion(received). iv. Let innerReturnResult be ? Call(return, iterator, « received.[[Value]] »). v. If generatorKind is async, then set innerReturnResult to ? Await(innerReturnResult). ... vii. Let done be ? IteratorComplete(innerReturnResult). viii. If done is true, then 1. Let value be ? IteratorValue(innerReturnResult). 2. If generatorKind is async, then set value to ? Await(value). 3. Return Completion{[[Type]]: return, [[Value]]: value, [[Target]]: empty}. ix. If generatorKind is async, then let received be AsyncGeneratorYield(? IteratorValue(innerResult)). ... AsyncGeneratorYield ( value ) ... 8. Return ! AsyncGeneratorResolve(generator, value, false). ... --- 9058
yield-star-async-throw.js --- description: execution order for yield* with async iterator and throw() (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, Symbol.asyncIterator, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat ... b. Else if received.[[Type]] is throw, then i. Let throw be ? GetMethod(iterator, "throw"). ii. If throw is not undefined, then 1. Let innerResult be ? Call(throw, iterator, « received.[[Value]] »). 2. If generatorKind is async, then set innerResult to ? Await(innerResult). ... 5. Let done be ? IteratorComplete(innerResult). 6. If done is true, then a. Let resultValue be Return ? IteratorValue(innerResult). b. If generatorKind is async, then set resultValue to ? Await(resultValue). c. Return resultValue. 7. If generatorKind is async, then let received be AsyncGeneratorYield(? IteratorValue(innerResult)). ... AsyncGeneratorYield ( value ) ... 8. Return ! AsyncGeneratorResolve(generator, value, false). ... --- 9110
yield-star-expr-abrupt.js --- description: Abrupt completion while getting yield* operand (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). ... --- 2516
yield-star-getiter-async-get-abrupt.js --- description: Abrupt completion while getting [Symbol.asyncIterator] (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... --- 3023
yield-star-getiter-async-not-callable-boolean-throw.js --- description: Throws a TypeError on a non-callable [Symbol.asyncIterator] (boolean) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). 3. If func is either undefined or null, return undefined. 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3153
yield-star-getiter-async-not-callable-number-throw.js --- description: Throws a TypeError on a non-callable [Symbol.asyncIterator] (number) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). 3. If func is either undefined or null, return undefined. 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3147
yield-star-getiter-async-not-callable-object-throw.js --- description: Throws a TypeError on a non-callable [Symbol.asyncIterator] (object) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). 3. If func is either undefined or null, return undefined. 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3148
yield-star-getiter-async-not-callable-string-throw.js --- description: Throws a TypeError on a non-callable [Symbol.asyncIterator] (string) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). 3. If func is either undefined or null, return undefined. 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3148
yield-star-getiter-async-not-callable-symbol-throw.js --- description: Throws a TypeError on a non-callable [Symbol.asyncIterator] (symbol) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). 3. If func is either undefined or null, return undefined. 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3166
yield-star-getiter-async-null-sync-get-abrupt.js --- description: Abrupt completion while getting @@iterator after null @@asyncIterator (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... --- 3153
yield-star-getiter-async-returns-abrupt.js --- description: Abrupt completion while calling [Symbol.asyncIterator] (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... 6. Let iterator be ? Call(method, obj). ... --- 3001
yield-star-getiter-async-returns-boolean-throw.js --- description: Non object returned by [Symbol.asyncIterator]() - boolean (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... 6. Let iterator be ? Call(method, obj). 7. If Type(iterator) is not Object, throw a TypeError exception. ... --- 3073
yield-star-getiter-async-returns-null-throw.js --- description: Non object returned by [Symbol.asyncIterator]() - null (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... 6. Let iterator be ? Call(method, obj). 7. If Type(iterator) is not Object, throw a TypeError exception. ... --- 3067
yield-star-getiter-async-returns-number-throw.js --- description: Non object returned by [Symbol.asyncIterator]() - number (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... 6. Let iterator be ? Call(method, obj). 7. If Type(iterator) is not Object, throw a TypeError exception. ... --- 3069
yield-star-getiter-async-returns-string-throw.js --- description: Non object returned by [Symbol.asyncIterator]() - string (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... 6. Let iterator be ? Call(method, obj). 7. If Type(iterator) is not Object, throw a TypeError exception. ... --- 3071
yield-star-getiter-async-returns-symbol-throw.js --- description: Non object returned by [Symbol.asyncIterator]() - symbol (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... 6. Let iterator be ? Call(method, obj). 7. If Type(iterator) is not Object, throw a TypeError exception. ... --- 3087
yield-star-getiter-async-returns-undefined-throw.js --- description: Non object returned by [Symbol.asyncIterator]() - undefined (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). ... 6. Let iterator be ? Call(method, obj). 7. If Type(iterator) is not Object, throw a TypeError exception. ... --- 3082
yield-star-getiter-async-undefined-sync-get-abrupt.js --- description: Abrupt completion while getting @@iterator after undefined @@asyncIterator (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... --- 3168
yield-star-getiter-sync-get-abrupt.js --- description: Abrupt completion while getting [Symbol.iterator] (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... --- 3006
yield-star-getiter-sync-not-callable-boolean-throw.js --- description: Throws a TypeError on a non-callable [Symbol.iterator] (boolean) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3060
yield-star-getiter-sync-not-callable-number-throw.js --- description: Throws a TypeError on a non-callable [Symbol.iterator] (number) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3054
yield-star-getiter-sync-not-callable-object-throw.js --- description: Throws a TypeError on a non-callable [Symbol.iterator] (object) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3055
yield-star-getiter-sync-not-callable-string-throw.js --- description: Throws a TypeError on a non-callable [Symbol.iterator] (string) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3055
yield-star-getiter-sync-not-callable-symbol-throw.js --- description: Throws a TypeError on a non-callable [Symbol.iterator] (symbol) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ... GetMethod ( V, P ) ... 2. Let func be ? GetV(V, P). ... 4. If IsCallable(func) is false, throw a TypeError exception. ... --- 3090
yield-star-getiter-sync-returns-abrupt.js --- description: Abrupt completion while calling [Symbol.iterator] (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). ... --- 2956
yield-star-getiter-sync-returns-boolean-throw.js --- description: Non object returned by [Symbol.iterator]() - boolean (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). iii. Return ? CreateAsyncFromSyncIterator(syncIterator). ... CreateAsyncFromSyncIterator(syncIterator) 1. If Type(syncIterator) is not Object, throw a TypeError exception. ... --- 3131
yield-star-getiter-sync-returns-null-throw.js --- description: Non object returned by [Symbol.iterator]() - null (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). iii. Return ? CreateAsyncFromSyncIterator(syncIterator). ... CreateAsyncFromSyncIterator(syncIterator) 1. If Type(syncIterator) is not Object, throw a TypeError exception. ... --- 3125
yield-star-getiter-sync-returns-number-throw.js --- description: Non object returned by [Symbol.iterator]() - number (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). iii. Return ? CreateAsyncFromSyncIterator(syncIterator). ... CreateAsyncFromSyncIterator(syncIterator) 1. If Type(syncIterator) is not Object, throw a TypeError exception. ... --- 3126
yield-star-getiter-sync-returns-string-throw.js --- description: Non object returned by [Symbol.iterator]() - string (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). iii. Return ? CreateAsyncFromSyncIterator(syncIterator). ... CreateAsyncFromSyncIterator(syncIterator) 1. If Type(syncIterator) is not Object, throw a TypeError exception. ... --- 3127
yield-star-getiter-sync-returns-symbol-throw.js --- description: Non object returned by [Symbol.iterator]() - symbol (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). iii. Return ? CreateAsyncFromSyncIterator(syncIterator). ... CreateAsyncFromSyncIterator(syncIterator) 1. If Type(syncIterator) is not Object, throw a TypeError exception. ... --- 3140
yield-star-getiter-sync-returns-undefined-throw.js --- description: Non object returned by [Symbol.iterator]() - undefined (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression 1. Let exprRef be the result of evaluating AssignmentExpression. 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). iii. Return ? CreateAsyncFromSyncIterator(syncIterator). ... CreateAsyncFromSyncIterator(syncIterator) 1. If Type(syncIterator) is not Object, throw a TypeError exception. ... --- 3140
yield-star-next-call-done-get-abrupt.js --- description: Abrupt completion while getting done (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). ... v. Let done be ? IteratorComplete(innerResult). ... --- 3017
yield-star-next-call-returns-abrupt.js --- description: Abrupt completion while calling next (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2782
yield-star-next-call-value-get-abrupt.js --- description: Abrupt completion while getting value (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). ... vi. If done is true, then 1. Return ? IteratorValue(innerResult). ... --- 3071
yield-star-next-get-abrupt.js --- description: Abrupt completion while getting next (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2777
yield-star-next-non-object-ignores-then.js --- description: If next() value is not-object, do not access respective then property (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... --- 3453
yield-star-next-not-callable-boolean-throw.js --- description: Not-callable next value in a yield star position - boolean (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2777
yield-star-next-not-callable-null-throw.js --- description: Not-callable next value in a yield star position - null (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2771
yield-star-next-not-callable-number-throw.js --- description: Not-callable next value in a yield star position - number (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2773
yield-star-next-not-callable-object-throw.js --- description: Not-callable next value in a yield star position - object (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2773
yield-star-next-not-callable-string-throw.js --- description: Not-callable next value in a yield star position - string (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2773
yield-star-next-not-callable-symbol-throw.js --- description: Not-callable next value in a yield star position - symbol (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2783
yield-star-next-not-callable-undefined-throw.js --- description: Not-callable next value in a yield star position - undefined (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). ... --- 2786
yield-star-next-then-get-abrupt.js --- description: Return abrupt after getting next().then (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 8. Let then be Get(resolution, "then"). ... 10. Get thenAction be then.[[Value]]. ... 12. Perform EnqueueJob("PromiseJobs", PromiseResolveThenableJob, « promise, resolution, thenAction »). ... --- 3389
yield-star-next-then-non-callable-boolean-fulfillpromise.js --- description: FulfillPromise if next().then is not-callable (boolean) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... 11. If IsCallable(thenAction) is false, then a. Return FulfillPromise(promise, resolution). ... --- 3295
yield-star-next-then-non-callable-null-fulfillpromise.js --- description: FulfillPromise if next().then is not-callable (null) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... 11. If IsCallable(thenAction) is false, then a. Return FulfillPromise(promise, resolution). ... --- 3289
yield-star-next-then-non-callable-number-fulfillpromise.js --- description: FulfillPromise if next().then is not-callable (number) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... 11. If IsCallable(thenAction) is false, then a. Return FulfillPromise(promise, resolution). ... --- 3291
yield-star-next-then-non-callable-object-fulfillpromise.js --- description: FulfillPromise if next().then is not-callable (object) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... 11. If IsCallable(thenAction) is false, then a. Return FulfillPromise(promise, resolution). ... --- 3291
yield-star-next-then-non-callable-string-fulfillpromise.js --- description: FulfillPromise if next().then is not-callable (string) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... 11. If IsCallable(thenAction) is false, then a. Return FulfillPromise(promise, resolution). ... --- 3291
yield-star-next-then-non-callable-symbol-fulfillpromise.js --- description: FulfillPromise if next().then is not-callable (symbol) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... 11. If IsCallable(thenAction) is false, then a. Return FulfillPromise(promise, resolution). ... --- 3301
yield-star-next-then-non-callable-undefined-fulfillpromise.js --- description: FulfillPromise if next().then is not-callable (undefined) (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). iv. If Type(innerResult) is not Object, throw a TypeError exception. ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 7. If Type(resolution) is not Object, then a. Return FulfillPromise(promise, resolution). 8. Let then be Get(resolution, "then"). ... 11. If IsCallable(thenAction) is false, then a. Return FulfillPromise(promise, resolution). ... --- 3304
yield-star-next-then-returns-abrupt.js --- description: Return abrupt after calling next().then (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, Symbol.asyncIterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat a. If received.[[Type]] is normal, then ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). ... Await ... 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). 3. Perform ! Call(promiseCapability.[[Resolve]], undefined, « promise »). ... Promise Resolve Functions ... 8. Let then be Get(resolution, "then"). ... 10. Get thenAction be then.[[Value]]. ... 12. Perform EnqueueJob("PromiseJobs", PromiseResolveThenableJob, « promise, resolution, thenAction »). ... --- 3389
yield-star-sync-next.js --- description: execution order for yield* with sync iterator and next() (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, Symbol.asyncIterator, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 2. Let value be ? GetValue(exprRef). 3. Let generatorKind be ! GetGeneratorKind(). 4. Let iterator be ? GetIterator(value, generatorKind). 5. Let received be NormalCompletion(undefined). 6. Repeat a. If received.[[Type]] is normal, then i. Let innerResult be ? IteratorNext(iterator, received.[[Value]]). ii. Let innerResult be ? Invoke(iterator, "next", « received.[[Value]] »). iii. If generatorKind is async, then set innerResult to ? Await(innerResult). ... v. Let done be ? IteratorComplete(innerResult). vi. If done is true, then 1. Return ? IteratorValue(innerResult). vii. Let received be GeneratorYield(innerResult). ... GetIterator ( obj [ , hint ] ) ... 3. If hint is async, a. Set method to ? GetMethod(obj, @@asyncIterator). b. If method is undefined, i. Let syncMethod be ? GetMethod(obj, @@iterator). ii. Let syncIterator be ? Call(syncMethod, obj). iii. Return ? CreateAsyncFromSyncIterator(syncIterator). ... %AsyncFromSyncIteratorPrototype%.next ( value ) ... 5. Let nextResult be IteratorNext(syncIterator, value). ... 7. Let nextValue be IteratorValue(nextResult). ... 9. Let nextDone be IteratorComplete(nextResult). ... 12. Perform ! Call(valueWrapperCapability.[[Resolve]], undefined, « nextValue »). ... 14. Set onFulfilled.[[Done]] to nextDone. 15. Perform ! PerformPromiseThen(valueWrapperCapability.[[Promise]], onFulfilled, undefined, promiseCapability). ... Async Iterator Value Unwrap Functions 1. Return ! CreateIterResultObject(value, F.[[Done]]). --- 7976
yield-star-sync-return.js --- description: execution order for yield* with sync iterator and return() (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, Symbol.asyncIterator, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat ... c. Else, i. Assert: received.[[Type]] is return. ii. Let return be ? GetMethod(iterator, "return"). iii. If return is undefined, return Completion(received). iv. Let innerReturnResult be ? Call(return, iterator, « received.[[Value]] »). v. If generatorKind is async, then set innerReturnResult to ? Await(innerReturnResult). ... vii. Let done be ? IteratorComplete(innerReturnResult). viii. If done is true, then 1. Let value be ? IteratorValue(innerReturnResult). 2. Return Completion{[[Type]]: return, [[Value]]: value, [[Target]]: empty}. ix. Let received be GeneratorYield(innerResult). %AsyncFromSyncIteratorPrototype%.return ( value ) 5. Let return be GetMethod(syncIterator, "return"). ... ... 8. Let returnResult be Call(return, syncIterator, « value »). ... 11. Let returnValue be IteratorValue(returnResult). .. 13. Let returnDone be IteratorComplete(returnResult). ... 16. Perform ! Call(valueWrapperCapability.[[Resolve]], undefined, « returnValue »). ... 18. Set onFulfilled.[[Done]] to returnDone. 19. Perform ! PerformPromiseThen(valueWrapperCapability.[[Promise]], onFulfilled, undefined, promiseCapability). ... --- 7192
yield-star-sync-throw.js --- description: execution order for yield* with sync iterator and throw() (Async generator method as a ClassExpression element) esid: prod-AsyncGeneratorPrivateMethod features: [Symbol.iterator, async-iteration, class-methods-private] flags: [generated, async] info: | ClassElement : PrivateMethodDefinition MethodDefinition : AsyncGeneratorMethod Async Generator Function Definitions AsyncGeneratorMethod : async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody } YieldExpression: yield * AssignmentExpression ... 6. Repeat ... b. Else if received.[[Type]] is throw, then i. Let throw be ? GetMethod(iterator, "throw"). ii. If throw is not undefined, then 1. Let innerResult be ? Call(throw, iterator, « received.[[Value]] »). 2. If generatorKind is async, then set innerResult to ? Await(innerResult). ... 5. Let done be ? IteratorComplete(innerResult). 6. If done is true, then a. Return ? IteratorValue(innerResult). 7. Let received be GeneratorYield(innerResult). ... %AsyncFromSyncIteratorPrototype%.throw ( value ) ... 5. Let throw be GetMethod(syncIterator, "throw"). ... 8. Let throwResult be Call(throw, syncIterator, « value »). ... 11. Let throwValue be IteratorValue(throwResult). ... 13. Let throwDone be IteratorComplete(throwResult). ... 16. Perform ! Call(valueWrapperCapability.[[Resolve]], undefined, « throwValue »). ... 18. Set onFulfilled.[[Done]] to throwDone. 19. Perform ! PerformPromiseThen(valueWrapperCapability.[[Promise]], onFulfilled, undefined, promiseCapability). ... --- 7182