Add tests for IterationStatement early errors

test/language/statements/do-while/labeled-fn-stmt.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: It is a Syntax Error if IsLabelledFunction(Statement) is true.
+negative: SyntaxError
+esid: sec-semantics-static-semantics-early-errors
+es6id: 13.7.1.1
+info: >
+    Although Annex B describes an extension which permits labelled function
+    declarations outside of strict mode, this early error is applied regardless
+    of the language mode.
+---*/
+
+do label1: label2: function f() {} while (false)

test/language/statements/for-in/head-const-bound-names-dup.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: The head's declaration may not contain duplicate entries
+negative: SyntaxError
+info: |
+    It is a Syntax Error if the BoundNames of ForDeclaration contains any
+    duplicate entries.
+esid: sec-for-in-and-for-of-statements
+es6id: 13.7.5
+---*/
+
+for (const [x, x] in {}) {}

test/language/statements/for-in/head-const-bound-names-in-stmt.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: The body may not re-declare variables declared in the head
+negative: SyntaxError
+info: |
+    It is a Syntax Error if any element of the BoundNames of ForDeclaration
+    also occurs in the VarDeclaredNames of Statement.
+esid: sec-for-in-and-for-of-statements
+es6id: 13.7.5
+---*/
+
+for (const x in {}) {
+  var x;
+}

test/language/statements/for-in/head-const-bound-names-let.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: The declaration may not contain a binding for `let`
+negative: SyntaxError
+info: |
+    It is a Syntax Error if the BoundNames of ForDeclaration contains "let".
+esid: sec-for-in-and-for-of-statements
+es6id: 13.7.5
+flags: [noStrict]
+---*/
+
+for (const let in {}) {}

test/language/statements/for-in/head-let-bound-names-dup.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: The head's declaration may not contain duplicate entries
+negative: SyntaxError
+info: |
+    It is a Syntax Error if the BoundNames of ForDeclaration contains any
+    duplicate entries.
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+---*/
+
+for (let [x, x] in {}) {}

test/language/statements/for-in/head-let-bound-names-in-stmt.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: The body may not re-declare variables declared in the head
+negative: SyntaxError
+info: |
+    It is a Syntax Error if any element of the BoundNames of ForDeclaration
+    also occurs in the VarDeclaredNames of Statement.
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+---*/
+
+for (let x in {}) {
+  var x;
+}

test/language/statements/for-in/head-let-bound-names-let.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: The declaration may not contain a binding for `let`
+negative: SyntaxError
+info: |
+    It is a Syntax Error if the BoundNames of ForDeclaration contains "let".
+flags: [noStrict]
+esid: sec-for-in-and-for-of-statements
+es6id: 13.7.5
+---*/
+
+for (let let in {}) {}

test/language/statements/for-in/head-lhs-cover-non-asnmt-trgt.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: Head's LeftHandSideExpression must be a simple assignment target
+info: >
+    It is a Syntax Error if IsValidSimpleAssignmentTarget of
+    LeftHandSideExpression is false.
+
+    It is a Syntax Error if the LeftHandSideExpression is
+    CoverParenthesizedExpressionAndArrowParameterList : ( Expression ) and
+    Expression derives a production that would produce a Syntax Error according
+    to these rules if that production is substituted for
+    LeftHandSideExpression. This rule is recursively applied.
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+negative: SyntaxError
+---*/
+
+for ((this) in {}) {}

test/language/statements/for-in/head-lhs-cover.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: >
+    Head's AssignmentExpression may be CoverParenthesizedExpressionAndArrowParameterList
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+---*/
+
+var iterCount = 0;
+var x;
+
+for ((x) in { attr: null }) {
+  assert.sameValue(x, 'attr');
+  iterCount += 1;
+}
+
+assert.sameValue(iterCount, 1);

test/language/statements/for-in/head-lhs-invalid-asnmt-ptrn-ary.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: Invalid destructuring assignment pattern (array literal)
+info: >
+    It is a Syntax Error if LeftHandSideExpression is either an ObjectLiteral
+    or an ArrayLiteral and if the lexical token sequence matched by
+    LeftHandSideExpression cannot be parsed with no tokens left over using
+    AssignmentPattern as the goal symbol.
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+negative: SyntaxError
+---*/
+
+for ([(x, y)] in {}) {}

test/language/statements/for-in/head-lhs-invalid-asnmt-ptrn-obj.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: Invalid destructuring assignment pattern (object literal)
+info: >
+    It is a Syntax Error if LeftHandSideExpression is either an ObjectLiteral
+    or an ArrayLiteral and if the lexical token sequence matched by
+    LeftHandSideExpression cannot be parsed with no tokens left over using
+    AssignmentPattern as the goal symbol.
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+negative: SyntaxError
+---*/
+
+for ({ m() {} } in {}) {}

test/language/statements/for-in/head-lhs-member.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: >
+    Head's AssignmentExpression may be a MemberExpression
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+---*/
+
+var iterCount = 0;
+var x = {};
+
+for (x.y in { attr: null }) {
+  assert.sameValue(x.y, 'attr');
+  iterCount += 1;
+}
+
+assert.sameValue(iterCount, 1);

test/language/statements/for-in/head-lhs-non-asnmt-trgt.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: Head's LeftHandSideExpression must be a simple assignment target
+info: >
+    It is a Syntax Error if IsValidSimpleAssignmentTarget of
+    LeftHandSideExpression is false.
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+negative: SyntaxError
+---*/
+
+for (this in {}) {}

test/language/statements/for-in/head-var-bound-names-dup.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: The head's declaration may contain duplicate entries
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+---*/
+
+var iterCount = 0;
+
+for (var [x, x] in { ab: null }) {
+  assert.sameValue(x, 'b');
+  iterCount += 1;
+}
+
+assert.sameValue(iterCount, 1);

test/language/statements/for-in/head-var-bound-names-in-stmt.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: The body may re-declare variables declared in the head
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+---*/
+
+var iterCount = 0;
+
+for (var x in { attr: null }) {
+  var x;
+
+  assert.sameValue(x, 'attr');
+  iterCount += 1;
+}
+
+assert.sameValue(iterCount, 1);

test/language/statements/for-in/head-var-bound-names-let.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: The head's bound names may include "let"
+esid: sec-for-in-and-for-of-statements-static-semantics-early-errors
+es6id: 13.7.5
+flags: [noStrict]
+---*/
+
+var iterCount = 0;
+
+for (var let in { attr: null }) {
+  assert.sameValue(let, 'attr');
+  iterCount += 1;
+}
+
+assert.sameValue(iterCount, 1);

test/language/statements/for-in/labeled-fn-stmt-const.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: It is a Syntax Error if IsLabelledFunction(Statement) is true.
+negative: SyntaxError
+esid: sec-semantics-static-semantics-early-errors
+es6id: 13.7.1.1
+info: >
+    Although Annex B describes an extension which permits labelled function
+    declarations outside of strict mode, this early error is applied regardless
+    of the language mode.
+---*/
+
+for (const x in {}) label1: label2: function f() {}

test/language/statements/for-in/labeled-fn-stmt-let.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: It is a Syntax Error if IsLabelledFunction(Statement) is true.
+negative: SyntaxError
+esid: sec-semantics-static-semantics-early-errors
+es6id: 13.7.1.1
+info: >
+    Although Annex B describes an extension which permits labelled function
+    declarations outside of strict mode, this early error is applied regardless
+    of the language mode.
+---*/
+
+for (let x in {}) label1: label2: function f() {}

test/language/statements/for-in/labeled-fn-stmt-lhs.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: It is a Syntax Error if IsLabelledFunction(Statement) is true.
+negative: SyntaxError
+esid: sec-semantics-static-semantics-early-errors
+es6id: 13.7.1.1
+info: >
+    Although Annex B describes an extension which permits labelled function
+    declarations outside of strict mode, this early error is applied regardless
+    of the language mode.
+---*/
+
+for (x in {}) label1: label2: function f() {}

test/language/statements/for-in/labeled-fn-stmt-var.js

+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: It is a Syntax Error if IsLabelledFunction(Statement) is true.
+negative: SyntaxError
+esid: sec-semantics-static-semantics-early-errors
+es6id: 13.7.1.1
+info: >
+    Although Annex B describes an extension which permits labelled function
+    declarations outside of strict mode, this early error is applied regardless
+    of the language mode.
+---*/
+
+for (var x in {}) label1: label2: function f() {}