Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

21 files changed, 519 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/destructuring/binding/browser.js b/js/src/tests/test262/language/destructuring/binding/browser.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/browser.js
diff --git a/js/src/tests/test262/language/destructuring/binding/initialization-requires-object-coercible-null.js b/js/src/tests/test262/language/destructuring/binding/initialization-requires-object-coercible-null.js
new file mode 100644
index 0000000000..43296aca11
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/initialization-requires-object-coercible-null.js
@@ -0,0 +1,24 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3.5
+description: >
+  Cannot convert null argument value to object
+info: |
+  13.3.3.5 Runtime Semantics: BindingInitialization
+
+  BindingPattern : ObjectBindingPattern
+
+  1. Let valid be RequireObjectCoercible(value).
+  2. ReturnIfAbrupt(valid).
+features: [destructuring-binding]
+---*/
+
+function fn({}) {}
+
+assert.throws(TypeError, function() {
+  fn(null);
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/initialization-requires-object-coercible-undefined.js b/js/src/tests/test262/language/destructuring/binding/initialization-requires-object-coercible-undefined.js
new file mode 100644
index 0000000000..b9f16e7825
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/initialization-requires-object-coercible-undefined.js
@@ -0,0 +1,24 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3.5
+description: >
+  Cannot convert undefined argument value to object
+info: |
+  13.3.3.5 Runtime Semantics: BindingInitialization
+
+  BindingPattern : ObjectBindingPattern
+
+  1. Let valid be RequireObjectCoercible(value).
+  2. ReturnIfAbrupt(valid).
+features: [destructuring-binding]
+---*/
+
+function fn({}) {}
+
+assert.throws(TypeError, function() {
+  fn();
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/initialization-returns-normal-completion-for-empty-objects.js b/js/src/tests/test262/language/destructuring/binding/initialization-returns-normal-completion-for-empty-objects.js
new file mode 100644
index 0000000000..eddb08694d
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/initialization-returns-normal-completion-for-empty-objects.js
@@ -0,0 +1,33 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3.5
+description: >
+  Normal completion when initializing an empty ObjectBindingPattern
+info: |
+  13.3.3.5 Runtime Semantics: BindingInitialization
+
+  BindingPattern : ObjectBindingPattern
+
+  ...
+  3. Return the result of performing BindingInitialization for
+  ObjectBindingPattern using value and environment as arguments.
+
+  ObjectBindingPattern : { }
+
+  1. Return NormalCompletion(empty).
+
+features: [destructuring-binding]
+---*/
+
+function fn({}) { return true; }
+
+assert(fn(0));
+assert(fn(NaN));
+assert(fn(''));
+assert(fn(false));
+assert(fn({}));
+assert(fn([]));
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/shell.js b/js/src/tests/test262/language/destructuring/binding/shell.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/shell.js
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-with-initializer.js b/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-with-initializer.js
new file mode 100644
index 0000000000..c15a868672
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-with-initializer.js
@@ -0,0 +1,35 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ArrayBindingPattern with an element list with initializers
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ArrayBindingPattern[Yield] :
+    [ Elisionopt BindingRestElement[?Yield]opt ]
+    [ BindingElementList[?Yield] ]
+    [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
+
+  BindingElementList[Yield] :
+    BindingElisionElement[?Yield]
+    BindingElementList[?Yield] , BindingElisionElement[?Yield]
+
+  BindingElisionElement[Yield] :
+    Elisionopt BindingElement[?Yield]
+
+  BindingElement[Yield ] :
+    SingleNameBinding[?Yield]
+    BindingPattern[?Yield] Initializer[In, ?Yield]opt
+features: [destructuring-binding]
+---*/
+
+function fn1([a, b = 42]) {}
+
+function fn2([a = 42, b,]) {}
+
+function fn3([a,, b = a, c = 42]) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-with-object-patterns.js b/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-with-object-patterns.js
new file mode 100644
index 0000000000..36ee68222c
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-with-object-patterns.js
@@ -0,0 +1,37 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ArrayBindingPattern with Object patterns on the element list
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ArrayBindingPattern[Yield] :
+    [ Elisionopt BindingRestElement[?Yield]opt ]
+    [ BindingElementList[?Yield] ]
+    [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
+
+  BindingElementList[Yield] :
+    BindingElisionElement[?Yield]
+    BindingElementList[?Yield] , BindingElisionElement[?Yield]
+
+  BindingElisionElement[Yield] :
+    Elisionopt BindingElement[?Yield]
+
+  BindingElement[Yield ] :
+    SingleNameBinding[?Yield]
+    BindingPattern[?Yield] Initializer[In, ?Yield]opt
+features: [destructuring-binding]
+---*/
+
+function fn1([{}]) {}
+
+function fn2([{} = 42]) {}
+
+function fn3([a, {b: c}]) {}
+
+function fn4([a, {b: []}]) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-without-initializer.js b/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-without-initializer.js
new file mode 100644
index 0000000000..e6b9db3c28
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/array-elements-without-initializer.js
@@ -0,0 +1,35 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ArrayBindingPattern with an element list without initializers
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ArrayBindingPattern[Yield] :
+    [ Elisionopt BindingRestElement[?Yield]opt ]
+    [ BindingElementList[?Yield] ]
+    [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
+
+  BindingElementList[Yield] :
+    BindingElisionElement[?Yield]
+    BindingElementList[?Yield] , BindingElisionElement[?Yield]
+
+  BindingElisionElement[Yield] :
+    Elisionopt BindingElement[?Yield]
+
+  BindingElement[Yield ] :
+    SingleNameBinding[?Yield]
+    BindingPattern[?Yield] Initializer[In, ?Yield]opt
+features: [destructuring-binding]
+---*/
+
+function fn1([a, b]) {}
+
+function fn2([a, b,]) {}
+
+function fn3([a,, b,]) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/array-pattern-with-elisions.js b/js/src/tests/test262/language/destructuring/binding/syntax/array-pattern-with-elisions.js
new file mode 100644
index 0000000000..c4f7fa32de
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/array-pattern-with-elisions.js
@@ -0,0 +1,21 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ArrayBindingPattern with elisions only
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ArrayBindingPattern[Yield] :
+    [ Elisionopt BindingRestElement[?Yield]opt ]
+    [ BindingElementList[?Yield] ]
+    [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
+features: [destructuring-binding]
+---*/
+
+function fn1([,]) {}
+function fn2([,,]) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/array-pattern-with-no-elements.js b/js/src/tests/test262/language/destructuring/binding/syntax/array-pattern-with-no-elements.js
new file mode 100644
index 0000000000..38093c9bf7
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/array-pattern-with-no-elements.js
@@ -0,0 +1,20 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ArrayBindingPattern with no elements
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ArrayBindingPattern[Yield] :
+    [ Elisionopt BindingRestElement[?Yield]opt ]
+    [ BindingElementList[?Yield] ]
+    [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
+features: [destructuring-binding]
+---*/
+
+function fn([]) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/array-rest-elements.js b/js/src/tests/test262/language/destructuring/binding/syntax/array-rest-elements.js
new file mode 100644
index 0000000000..ba576db483
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/array-rest-elements.js
@@ -0,0 +1,31 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  Array Binding Pattern with Rest Element
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ArrayBindingPattern[Yield] :
+    [ Elisionopt BindingRestElement[?Yield]opt ]
+    [ BindingElementList[?Yield] ]
+    [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
+
+  BindingRestElement[Yield] :
+    ... BindingIdentifier[?Yield]
+features: [destructuring-binding]
+---*/
+
+function fn1([...args]) {}
+
+function fn2([,,,,,,,...args]) {}
+
+function fn3([x, {y}, ...z]) {}
+
+function fn4([,x, {y}, , ...z]) {}
+
+function fn5({x: [...y]}) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/browser.js b/js/src/tests/test262/language/destructuring/binding/syntax/browser.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/browser.js
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/destructuring-array-parameters-function-arguments-length.js b/js/src/tests/test262/language/destructuring/binding/syntax/destructuring-array-parameters-function-arguments-length.js
new file mode 100644
index 0000000000..3ea3b59a00
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/destructuring-array-parameters-function-arguments-length.js
@@ -0,0 +1,37 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-destructuring-binding-patterns-static-semantics-hasinitializer
+description: >
+  Function.length when ArrayBindingPattern in FormalParameterList
+info: |
+  #sec-function-definitions-static-semantics-expectedargumentcount
+
+  Static Semantics: ExpectedArgumentCount
+
+    FormalParameterList : FormalParameter
+
+    1. If HasInitializer of FormalParameter is true, return 0.
+    2. Return 1.
+
+  #sec-destructuring-binding-patterns-static-semantics-hasinitializer
+
+  Static Semantics: HasInitializer
+
+    BindingElement : BindingPattern
+
+    1. Return false.
+
+features: [destructuring-binding]
+---*/
+
+assert.sameValue((([a,b]) => {}).length, 1);
+assert.sameValue((function([a,b]) {}).length, 1);
+assert.sameValue((function * ([a,b]) {}).length, 1);
+assert.sameValue((async ([a,b]) => {}).length, 1);
+assert.sameValue((async function([a,b]) {}).length, 1);
+assert.sameValue((async function * ([a,b]) {}).length, 1);
+
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/destructuring-object-parameters-function-arguments-length.js b/js/src/tests/test262/language/destructuring/binding/syntax/destructuring-object-parameters-function-arguments-length.js
new file mode 100644
index 0000000000..eb9088102a
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/destructuring-object-parameters-function-arguments-length.js
@@ -0,0 +1,37 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-destructuring-binding-patterns-static-semantics-hasinitializer
+description: >
+  Function.length when ObjectBindingPattern in FormalParameterList
+info: |
+  #sec-function-definitions-static-semantics-expectedargumentcount
+
+  Static Semantics: ExpectedArgumentCount
+
+    FormalParameterList : FormalParameter
+
+    1. If HasInitializer of FormalParameter is true, return 0.
+    2. Return 1.
+
+  #sec-destructuring-binding-patterns-static-semantics-hasinitializer
+
+  Static Semantics: HasInitializer
+
+    BindingElement : BindingPattern
+
+    1. Return false.
+
+features: [destructuring-binding]
+---*/
+
+assert.sameValue((({a,b}) => {}).length, 1);
+assert.sameValue((function({a,b}) {}).length, 1);
+assert.sameValue((function * ({a,b}) {}).length, 1);
+assert.sameValue((async ({a,b}) => {}).length, 1);
+assert.sameValue((async function({a,b}) {}).length, 1);
+assert.sameValue((async function * ({a,b}) {}).length, 1);
+
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/object-pattern-with-no-property-list.js b/js/src/tests/test262/language/destructuring/binding/syntax/object-pattern-with-no-property-list.js
new file mode 100644
index 0000000000..3114bf12d3
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/object-pattern-with-no-property-list.js
@@ -0,0 +1,21 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ObjectBindingPattern can be `{ }`
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ObjectBindingPattern[Yield] :
+    { }
+    { BindingPropertyList[?Yield] }
+    { BindingPropertyList[?Yield] , }
+
+features: [destructuring-binding]
+---*/
+
+function fn({}) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/property-list-bindings-elements.js b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-bindings-elements.js
new file mode 100644
index 0000000000..a5e2aae653
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-bindings-elements.js
@@ -0,0 +1,48 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ObjectBindingPattern with binding elements
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ObjectBindingPattern[Yield] :
+    { }
+    { BindingPropertyList[?Yield] }
+    { BindingPropertyList[?Yield] , }
+
+  BindingPropertyList[Yield] :
+    BindingProperty[?Yield]
+    BindingPropertyList[?Yield] , BindingProperty[?Yield]
+
+  BindingProperty[Yield] :
+    SingleNameBinding[?Yield]
+    PropertyName[?Yield] : BindingElement[?Yield]
+
+  BindingElement[Yield ] :
+    SingleNameBinding[?Yield]
+    BindingPattern[?Yield] Initializer[In, ?Yield]opt
+
+  SingleNameBinding[Yield] :
+    BindingIdentifier[?Yield] Initializer[In, ?Yield]opt
+
+features: [destructuring-binding]
+---*/
+
+// BindingElement w/ SingleNameBinding
+function fna({x: y}) {}
+
+// BindingElement w/ SingleNameBinding with initializer
+function fnb({x: y = 42}) {}
+
+// BindingElement w/ BindingPattern
+function fnc({x: {}}) {}
+function fnd({x: {y}}) {}
+
+// BindingElement w/ BindingPattern w/ initializer
+function fne({x: {} = 42}) {}
+function fnf({x: {y} = 42}) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/property-list-followed-by-a-single-comma.js b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-followed-by-a-single-comma.js
new file mode 100644
index 0000000000..cd280360fa
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-followed-by-a-single-comma.js
@@ -0,0 +1,25 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The Binding Property List followed by a single comma is a valid syntax
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ObjectBindingPattern[Yield] :
+    { }
+    { BindingPropertyList[?Yield] }
+    { BindingPropertyList[?Yield] , }
+
+features: [destructuring-binding]
+---*/
+
+function fn1({x,}) {}
+
+function fn2({a: {p: q, }, }) {}
+
+function fn3({x,}) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/property-list-single-name-bindings.js b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-single-name-bindings.js
new file mode 100644
index 0000000000..6719019ca1
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-single-name-bindings.js
@@ -0,0 +1,35 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ObjectBindingPattern with a simple property list and single name binding
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ObjectBindingPattern[Yield] :
+    { }
+    { BindingPropertyList[?Yield] }
+    { BindingPropertyList[?Yield] , }
+
+  BindingPropertyList[Yield] :
+    BindingProperty[?Yield]
+    BindingPropertyList[?Yield] , BindingProperty[?Yield]
+
+  BindingProperty[Yield] :
+    SingleNameBinding[?Yield]
+    PropertyName[?Yield] : BindingElement[?Yield]
+
+  SingleNameBinding[Yield] :
+    BindingIdentifier[?Yield] Initializer[In, ?Yield]opt
+
+features: [destructuring-binding]
+---*/
+
+function fna({x}) {}
+function fnb({x, y}) {}
+function fnc({x = 42}) {}
+function fnd({x, y = 42}) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/property-list-with-property-list.js b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-with-property-list.js
new file mode 100644
index 0000000000..af6f3d7a3a
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/property-list-with-property-list.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  The ObjectBindingPattern with deep binding property lists
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  ObjectBindingPattern[Yield] :
+    { }
+    { BindingPropertyList[?Yield] }
+    { BindingPropertyList[?Yield] , }
+
+  BindingPropertyList[Yield] :
+    BindingProperty[?Yield]
+    BindingPropertyList[?Yield] , BindingProperty[?Yield]
+
+features: [destructuring-binding]
+---*/
+
+function fn1({a: {p: q}, b: {r}, c: {s = 0}, d: {}}) {}
+
+function fn2(x, {a: r, b: s, c: t}, y) {}
+
+function fn3({x: {y: {z: {} = 42}}}) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/recursive-array-and-object-patterns.js b/js/src/tests/test262/language/destructuring/binding/syntax/recursive-array-and-object-patterns.js
new file mode 100644
index 0000000000..60226bde4d
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/recursive-array-and-object-patterns.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 13.3.3
+description: >
+  Recursive array and object binding patterns
+info: |
+  Destructuring Binding Patterns - Syntax
+
+  BindingPattern[Yield] :
+    ObjectBindingPattern[?Yield]
+    ArrayBindingPattern[?Yield]
+features: [destructuring-binding]
+---*/
+
+function fn1([{}]) {}
+
+function fn2([{a: [{}]}]) {}
+
+function fn3({a: [,,,] = 42}) {}
+
+function fn4([], [[]], [[[[[[[[[x]]]]]]]]]) {}
+
+function fn4([[x, y, ...z]]) {}
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/language/destructuring/binding/syntax/shell.js b/js/src/tests/test262/language/destructuring/binding/syntax/shell.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/language/destructuring/binding/syntax/shell.js