diff options
Diffstat (limited to 'test/language/expressions/optional-chaining/iteration-statement-for-of-type-error.js')
-rw-r--r-- | test/language/expressions/optional-chaining/iteration-statement-for-of-type-error.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/language/expressions/optional-chaining/iteration-statement-for-of-type-error.js b/test/language/expressions/optional-chaining/iteration-statement-for-of-type-error.js new file mode 100644 index 000000000..3cd18cd48 --- /dev/null +++ b/test/language/expressions/optional-chaining/iteration-statement-for-of-type-error.js @@ -0,0 +1,28 @@ +// Copyright 2019 Google, LLC. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: prod-OptionalExpression +description: > + optional chain returning undefined in RHS of for of statement +info: | + IterationStatement + for (LeftHandSideExpression of Expression) Statement +features: [optional-chaining] +---*/ + +assert.throws(TypeError, function() { + for (const key of {}?.a) ; +}); + +assert.throws(TypeError, function() { + for (const key of {}?.a) {} +}); + +const obj = undefined; +assert.throws(TypeError, function() { + for (const key of obj?.a) {} +}); + +assert.throws(TypeError, function() { + for (const key of obj?.a); +}); |