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Diffstat (limited to 'test/language/expressions/arrow-function/dstr-obj-ptrn-prop-obj-value-null.js')
-rw-r--r-- | test/language/expressions/arrow-function/dstr-obj-ptrn-prop-obj-value-null.js | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/test/language/expressions/arrow-function/dstr-obj-ptrn-prop-obj-value-null.js b/test/language/expressions/arrow-function/dstr-obj-ptrn-prop-obj-value-null.js new file mode 100644 index 000000000..525cec17d --- /dev/null +++ b/test/language/expressions/arrow-function/dstr-obj-ptrn-prop-obj-value-null.js @@ -0,0 +1,53 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-obj-value-null.case +// - src/dstr-binding/error/arrow-function.template +/*--- +description: Object binding pattern with "nested" object binding pattern taking the `null` value (arrow function expression) +esid: sec-arrow-function-definitions-runtime-semantics-evaluation +es6id: 14.2.16 +features: [destructuring-binding] +flags: [generated] +info: | + ArrowFunction : ArrowParameters => ConciseBody + + [...] + 4. Let closure be FunctionCreate(Arrow, parameters, ConciseBody, scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.7 Runtime Semantics: KeyedBindingInitialization + + [...] + 3. If Initializer is present and v is undefined, then + [...] + 4. Return the result of performing BindingInitialization for BindingPattern + passing v and environment as arguments. +---*/ + +var f = ({ w: { x, y, z } = { x: 4, y: 5, z: 6 } }) => {}; + +assert.throws(TypeError, function() { + f({ w: null }); +}); |