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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/eval-code/direct/var-env-lower-lex-non-strict.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/eval-code/direct/var-env-lower-lex-non-strict.js b/js/src/tests/test262/language/eval-code/direct/var-env-lower-lex-non-strict.js new file mode 100644 index 0000000000..2134a658cf --- /dev/null +++ b/js/src/tests/test262/language/eval-code/direct/var-env-lower-lex-non-strict.js @@ -0,0 +1,36 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-evaldeclarationinstantiation +description: Variable collision with lexical binding in lower scope +info: | + [...] + 5. If strict is false, then + [...] + d. Repeat while thisLex is not the same as varEnv, + i. Let thisEnvRec be thisLex's EnvironmentRecord. + ii. If thisEnvRec is not an object Environment Record, then + 1. NOTE: The environment of with statements cannot contain any + lexical declaration so it doesn't need to be checked for + var/let hoisting conflicts. + 2. For each name in varNames, do + a. If thisEnvRec.HasBinding(name) is true, then + i. Throw a SyntaxError exception. + b. NOTE: A direct eval will not hoist var declaration over a + like-named lexical declaration. + iii. Let thisLex be thisLex's outer environment reference. + [...] +flags: [noStrict] +features: [let] +---*/ + +assert.throws(SyntaxError, function() { + { + let x; + { + eval('var x;'); + } + } +}); + +reportCompare(0, 0); |