| // This file was procedurally generated from the following sources: |
| // - src/dstr-binding/obj-ptrn-id-init-fn-name-arrow.case |
| // - src/dstr-binding/default/for-const.template |
| /*--- |
| description: SingleNameBinding assigns `name` to arrow functions (for statement) |
| esid: sec-for-statement-runtime-semantics-labelledevaluation |
| features: [destructuring-binding] |
| flags: [generated] |
| info: | |
| IterationStatement : |
| for ( LexicalDeclaration Expressionopt ; Expressionopt ) Statement |
| |
| [...] |
| 7. Let forDcl be the result of evaluating LexicalDeclaration. |
| [...] |
| |
| LexicalDeclaration : LetOrConst BindingList ; |
| |
| 1. Let next be the result of evaluating BindingList. |
| 2. ReturnIfAbrupt(next). |
| 3. Return NormalCompletion(empty). |
| |
| BindingList : BindingList , LexicalBinding |
| |
| 1. Let next be the result of evaluating BindingList. |
| 2. ReturnIfAbrupt(next). |
| 3. Return the result of evaluating LexicalBinding. |
| |
| LexicalBinding : BindingPattern Initializer |
| |
| 1. Let rhs be the result of evaluating Initializer. |
| 2. Let value be GetValue(rhs). |
| 3. ReturnIfAbrupt(value). |
| 4. Let env be the running execution context’s LexicalEnvironment. |
| 5. Return the result of performing BindingInitialization for BindingPattern |
| using value and env as the arguments. |
| |
| 13.3.3.7 Runtime Semantics: KeyedBindingInitialization |
| |
| SingleNameBinding : BindingIdentifier Initializeropt |
| |
| [...] |
| 6. If Initializer is present and v is undefined, then |
| [...] |
| d. If IsAnonymousFunctionDefinition(Initializer) is true, then |
| i. Let hasNameProperty be HasOwnProperty(v, "name"). |
| ii. ReturnIfAbrupt(hasNameProperty). |
| iii. If hasNameProperty is false, perform SetFunctionName(v, |
| bindingId). |
| ---*/ |
| |
| var iterCount = 0; |
| |
| for (const { arrow = () => {} } = {}; iterCount < 1; ) { |
| assert.sameValue(arrow.name, 'arrow'); |
| |
| iterCount += 1; |
| } |
| |
| assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); |