From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../statements/for-of/scope-body-lex-open.js | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 js/src/tests/test262/language/statements/for-of/scope-body-lex-open.js (limited to 'js/src/tests/test262/language/statements/for-of/scope-body-lex-open.js') diff --git a/js/src/tests/test262/language/statements/for-of/scope-body-lex-open.js b/js/src/tests/test262/language/statements/for-of/scope-body-lex-open.js new file mode 100644 index 0000000000..39459e016a --- /dev/null +++ b/js/src/tests/test262/language/statements/for-of/scope-body-lex-open.js @@ -0,0 +1,50 @@ +// 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-for-in-and-for-of-statements-runtime-semantics-labelledevaluation +description: > + Creation of new lexical environment for the initial evaluation of the + statement body +info: | + IterationStatement : for ( ForDeclaration of AssignmentExpression ) Statement + + [...] + 2. Return ? ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult, + lexicalBinding, labelSet). + + 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation + + [...] + 5. Repeat + [...] + d. If lhsKind is either assignment or varBinding, then + [...] + e. Else, + i. Assert: lhsKind is lexicalBinding. + ii. Assert: lhs is a ForDeclaration. + iii. Let iterationEnv be NewDeclarativeEnvironment(oldEnv). + iv. Perform BindingInstantiation for lhs passing iterationEnv as the + argument. + v. Set the running execution context's LexicalEnvironment to + iterationEnv. + [...] +features: [let] +---*/ + +var probeBefore = function() { return x; }; +let x = 'outside'; +var probeExpr, probeDecl, probeBody; + +for ( + let [x, _, __ = probeDecl = function() { return x; }] + of + [['inside', probeExpr = function() { typeof x; }]] + ) + probeBody = function() { return x; }; + +assert.sameValue(probeBefore(), 'outside'); +assert.throws(ReferenceError, probeExpr); +assert.sameValue(probeDecl(), 'inside', 'reference from ForDeclaration'); +assert.sameValue(probeBody(), 'inside', 'reference from statement body'); + +reportCompare(0, 0); -- cgit v1.2.3