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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-ary-rest.js
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-ary-rest.js')
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diff --git a/js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-ary-rest.js b/js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-ary-rest.js
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+// This file was procedurally generated from the following sources:
+// - src/dstr-binding/ary-ptrn-rest-ary-rest.case
+// - src/dstr-binding/default/var-stmt.template
+/*---
+description: Rest element containing a rest element (`var` statement)
+esid: sec-variable-statement-runtime-semantics-evaluation
+features: [destructuring-binding]
+flags: [generated]
+info: |
+ VariableDeclaration : BindingPattern Initializer
+
+ 1. Let rhs be the result of evaluating Initializer.
+ 2. Let rval be GetValue(rhs).
+ 3. ReturnIfAbrupt(rval).
+ 4. Return the result of performing BindingInitialization for
+ BindingPattern passing rval and undefined as arguments.
+
+ 13.3.3.6 Runtime Semantics: IteratorBindingInitialization
+
+ BindingRestElement : ... BindingPattern
+
+ 1. Let A be ArrayCreate(0).
+ [...]
+ 3. Repeat
+ [...]
+ b. If iteratorRecord.[[done]] is true, then
+ i. Return the result of performing BindingInitialization of
+ BindingPattern with A and environment as the arguments.
+ [...]
+---*/
+var values = [1, 2, 3];
+
+var [...[...x]] = values;
+
+assert(Array.isArray(x));
+assert.sameValue(x.length, 3);
+assert.sameValue(x[0], 1);
+assert.sameValue(x[1], 2);
+assert.sameValue(x[2], 3);
+assert.notSameValue(x, values);
+
+
+reportCompare(0, 0);