14.5 Class Definitions

- 14.5.1 Static Semantics: Early Errors
- 14.5.3 Static Semantics: ConstructorMethod
- 14.5.14 Runtime Semantics: ClassDefinitionEvaluation

test/language/class/subclass/null.js

@@ -1,18 +0,0 @@
-// Copyright (C) 2014 the V8 project authors. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-/*---
-es6id: 14.5
-description: >
-    class subclassing null
----*/
-var N = null;
-
-class Foo extends N {
-  constructor(x, y) {
-    assert.sameValue(x, 1, "The value of `x` is `1`");
-    assert.sameValue(y, 2, "The value of `y` is `2`");
-    return {};
-  }
-}
-
-new Foo(1,2);

test/language/statements/class/subclass/class-definition-evaluation-empty-constructor-heritage-present.js

@@ -0,0 +1,35 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.14
+description: >
+    10. If constructor is empty, then,
+      a. If ClassHeritageopt is present, then
+        i. Let constructor be the result of parsing the String "constructor(... args){ super (...args);}" using the syntactic grammar with the goal symbol MethodDefinition.
+---*/
+var args;
+
+class A {
+  constructor() {
+    args = arguments;
+  }
+}
+
+class B extends A {
+  /*
+    The missing constructor is created by the runtime:
+
+    constructor(...args) {
+      super(...args);
+    }
+
+   */
+}
+
+new B(0, 1, 2);
+
+
+assert.sameValue(args[0], 0);
+assert.sameValue(args[1], 1);
+assert.sameValue(args[2], 2);
+

test/language/statements/class/subclass/class-definition-null-proto-contains-return-override.js

@@ -0,0 +1,22 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.14
+description: >
+    Runtime Semantics: ClassDefinitionEvaluation
+
+    If superclass is null, then
+      Let protoParent be null.
+      Let constructorParent be the intrinsic object %FunctionPrototype%.
+
+    `extends null` requires return override in the constructor
+---*/
+class Foo extends null {
+  constructor() {
+    return {};
+  }
+}
+
+var f = new Foo();
+
+assert.sameValue(Object.getPrototypeOf(f), Object.prototype);

test/language/statements/class/subclass/class-definition-null-proto-missing-return-override.js

@@ -0,0 +1,21 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.14
+description: >
+    Runtime Semantics: ClassDefinitionEvaluation
+
+    If superclass is null, then
+      Let protoParent be null.
+      Let constructorParent be the intrinsic object %FunctionPrototype%.
+
+    `extends null` requires return override in the constructor
+---*/
+class Foo extends null {
+  constructor() {}
+}
+
+assert.throws(ReferenceError, function() {
+  new Foo();
+});
+

test/language/statements/class/subclass/class-definition-null-proto.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.14_S6.e
+description: >
+    Runtime Semantics: ClassDefinitionEvaluation
+
+    If superclass is null, then
+      Let protoParent be null.
+      Let constructorParent be the intrinsic object %FunctionPrototype%.
+---*/
+class Foo extends null {
+  constructor() {
+    return {};
+  }
+}
+
+assert.sameValue(Object.getPrototypeOf(Foo.prototype), null);
+assert.sameValue(Object.getPrototypeOf(Foo.prototype.constructor), Function.prototype);

test/language/statements/class/subclass/class-definition-superclass-generator.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.14_S6.g.i
+description: >
+    Runtime Semantics: ClassDefinitionEvaluation
+
+    If superclass has a [[FunctionKind]] internal slot whose value is "generator", throw a TypeError exception.
+---*/
+function * G() {}
+
+assert.throws(TypeError, function() {
+  class A extends G {
+   constructor() {
+      super();
+    }
+  }
+});
+

test/language/statements/class/subclass/default-constructor.js

@@ -12,7 +12,7 @@ class Base {
   }
 }
 class Derived extends Base {}
-var object = new Derived;
+var object = new Derived();
 assert.sameValue(calls, 1, "The value of `calls` is `1`");
 
 calls = 0;

test/language/statements/class/subclass/derived-class-return-override-with-boolean.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      c. If result.[[value]] is not undefined, throw a TypeError exception.
+    ...
+
+    `return true;`
+
+---*/
+class Base {
+  constructor() {}
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return true;
+  }
+}
+
+assert.throws(TypeError, function() {
+  new Derived();
+});

test/language/statements/class/subclass/derived-class-return-override-with-empty.js

@@ -0,0 +1,40 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      c. If result.[[value]] is not undefined, ...
+    14. Else, ReturnIfAbrupt(result).
+    15. Return envRec.GetThisBinding().
+
+    `return (empty);` Should be the same as `return undefined;`
+---*/
+var calls = 0;
+class Base {
+  constructor() {
+    this.prop = 1;
+    calls++;
+  }
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return;
+  }
+}
+
+var object = new Derived();
+
+// super is called
+assert.sameValue(calls, 1, "The value of `calls` is `1`, because `super()`");
+
+// undefined was returned
+assert.sameValue(object.prop, 1);
+assert.sameValue(object instanceof Derived, true);
+assert.sameValue(object instanceof Base, true);

test/language/statements/class/subclass/derived-class-return-override-with-null.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      c. If result.[[value]] is not undefined, throw a TypeError exception.
+    ...
+
+    `return null;`
+
+---*/
+class Base {
+  constructor() {}
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return null;
+  }
+}
+
+assert.throws(TypeError, function() {
+  new Derived();
+});

test/language/statements/class/subclass/derived-class-return-override-with-number.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      c. If result.[[value]] is not undefined, throw a TypeError exception.
+    ...
+
+    `return 0;`
+
+---*/
+class Base {
+  constructor() {}
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return 0;
+  }
+}
+
+assert.throws(TypeError, function() {
+  new Derived();
+});

test/language/statements/class/subclass/derived-class-return-override-with-object.js

@@ -0,0 +1,40 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      a. If Type(result.[[value]]) is Object, return NormalCompletion(result.[[value]]).
+      ...
+    ...
+
+    `return {};`
+
+---*/
+var calls = 0;
+class Base {
+  constructor() {
+    this.prop = 1;
+    calls++;
+  }
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return {};
+  }
+}
+
+var object = new Derived();
+
+// super is called
+assert.sameValue(calls, 1, "The value of `calls` is `1`, because `super()`");
+
+// But the this object was discarded.
+assert.sameValue(typeof object.prop, "undefined");
+assert.sameValue(object instanceof Derived, false);
+assert.sameValue(object instanceof Base, false);

test/language/statements/class/subclass/derived-class-return-override-with-string.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      c. If result.[[value]] is not undefined, throw a TypeError exception.
+    ...
+
+    `return "";`
+
+---*/
+class Base {
+  constructor() {}
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return "";
+  }
+}
+
+assert.throws(TypeError, function() {
+  new Derived();
+});

test/language/statements/class/subclass/derived-class-return-override-with-symbol.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      c. If result.[[value]] is not undefined, throw a TypeError exception.
+    ...
+
+    `return Symbol();`
+
+---*/
+class Base {
+  constructor() {}
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return Symbol();
+  }
+}
+
+assert.throws(TypeError, function() {
+  new Derived();
+});

test/language/statements/class/subclass/derived-class-return-override-with-this.js

@@ -0,0 +1,41 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      b. If kind is "base", return NormalCompletion(thisArgument).
+      ...
+    ...
+
+    `return this;`
+
+---*/
+var calls = 0;
+class Base {
+  constructor() {
+    this.prop = 1;
+    calls++;
+  }
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return this;
+  }
+}
+
+var object = new Derived();
+
+// super is called
+assert.sameValue(calls, 1, "The value of `calls` is `1`, because `super()`");
+
+// The this object was returned.
+assert.sameValue(object.prop, 1);
+assert.sameValue(object instanceof Derived, true);
+assert.sameValue(object instanceof Base, true);

test/language/statements/class/subclass/derived-class-return-override-with-undefined.js

@@ -0,0 +1,41 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.2.2
+description: >
+    [[Construct]] ( argumentsList, newTarget)
+
+    ...
+    13. If result.[[type]] is return, then
+      ...
+      c. If result.[[value]] is not undefined, ...
+    14. Else, ReturnIfAbrupt(result).
+    15. Return envRec.GetThisBinding().
+
+    `return undefined;`
+
+---*/
+var calls = 0;
+class Base {
+  constructor() {
+    this.prop = 1;
+    calls++;
+  }
+}
+class Derived extends Base {
+  constructor() {
+    super();
+
+    return undefined;
+  }
+}
+
+var object = new Derived();
+
+// super is called
+assert.sameValue(calls, 1, "The value of `calls` is `1`, because `super()`");
+
+// undefined was returned
+assert.sameValue(object.prop, 1);
+assert.sameValue(object instanceof Derived, true);
+assert.sameValue(object instanceof Base, true);

test/language/statements/class/syntax/class-body-has-direct-super-class-heritage.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    The opposite of:
+
+      ClassTail : ClassHeritageopt { ClassBody }
+
+      It is a Syntax Error if ClassHeritage is not present and the following algorithm evaluates to true:
+        1. Let constructor be ConstructorMethod of ClassBody.
+        2. If constructor is empty, return false.
+        3. Return HasDirectSuper of constructor.
+---*/
+class A {}
+class B extends A {
+  constructor() {
+    super();
+  }
+}
+
+
+assert.sameValue(typeof B, "function");

test/language/statements/class/syntax/class-body-method-definition-super-property.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    No restrictions on SuperProperty
+---*/
+class A {
+  constructor() {
+    super.toString();
+  }
+  dontDoThis() {
+    super.makeBugs = 1;
+  }
+}
+
+
+assert.sameValue(typeof A, "function");
+
+var a = new A();
+
+a.dontDoThis();
+assert.sameValue(a.makeBugs, 1);

test/language/statements/class/syntax/class-declaration-binding-identifier-class-element-list.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: 14.5
+description: >
+    ClassDeclaration:
+      class BindingIdentifier ClassTail
+
+    ClassTail:
+      ... { ClassBodyopt }
+
+    ClassBody[Yield] :
+      ClassElementList[?Yield]
+
+
+    ClassElementList[Yield] :
+      ClassElement[?Yield]
+      ClassElementList[?Yield] ClassElement[?Yield]
+
+    ClassElement[Yield] :
+      MethodDefinition[?Yield]
+      static MethodDefinition[?Yield]
+      ;
+
+
+---*/
+class A {
+  method() {}
+  static method() {}
+  ;
+}
+
+assert.sameValue(typeof A, "function");
+assert.sameValue(typeof A.prototype.method, "function");
+assert.sameValue(typeof A.method, "function");

test/language/statements/class/syntax/class-declaration-computed-method-definition.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5
+description: >
+    ClassDeclaration:
+      class BindingIdentifier ClassTail
+
+    ClassTail:
+      ... { ClassBodyopt }
+
+    ClassBody[Yield] :
+      ClassElementList[?Yield]
+
+
+    ClassElementList[Yield] :
+      ClassElement[?Yield]
+      ClassElementList[?Yield] ClassElement[?Yield]
+
+    ClassElement[Yield] :
+      MethodDefinition[?Yield]
+      ...
+
+---*/
+class A {
+  [1]() {}
+}
+
+assert.sameValue(typeof A, "function");
+assert.sameValue(typeof A.prototype[1], "function");

test/language/statements/class/syntax/class-declaration-computed-method-generator-definition.js

@@ -0,0 +1,30 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5
+description: >
+    ClassDeclaration:
+      class BindingIdentifier ClassTail
+
+    ClassTail:
+      ... { ClassBodyopt }
+
+    ClassBody[Yield] :
+      ClassElementList[?Yield]
+
+
+    ClassElementList[Yield] :
+      ClassElement[?Yield]
+      ClassElementList[?Yield] ClassElement[?Yield]
+
+    ClassElement[Yield] :
+      MethodDefinition[?Yield]
+      ...
+
+---*/
+class A {
+  *[1]() {}
+}
+
+assert.sameValue(typeof A, "function");
+assert.sameValue(typeof A.prototype[1], "function");

test/language/statements/class/syntax/class-declaration-heritage-identifier-reference-class-element-list.js

@@ -0,0 +1,54 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5
+description: >
+    ClassHeritage[Yield] :
+      extends LeftHandSideExpression[?Yield]
+
+    LeftHandSideExpression :
+      NewExpression
+      ...
+
+    NewExpression :
+      MemberExpression
+      ...
+
+    MemberExpression :
+      PrimaryExpression
+      ...
+
+    PrimaryExpression :
+      IdentifierReference
+      ...
+
+    ClassDeclaration:
+      class BindingIdentifier ClassTail
+
+    ClassTail:
+      ... { ClassBodyopt }
+
+    ClassBody[Yield] :
+      ClassElementList[?Yield]
+
+
+    ClassElementList[Yield] :
+      ClassElement[?Yield]
+      ClassElementList[?Yield] ClassElement[?Yield]
+
+    ClassElement[Yield] :
+      MethodDefinition[?Yield]
+      static MethodDefinition[?Yield]
+      ;
+
+---*/
+class A {}
+class B extends A {
+  method() {}
+  static method() {}
+  ;
+}
+
+assert.sameValue(typeof B, "function");
+assert.sameValue(typeof B.prototype.method, "function");
+assert.sameValue(typeof B.method, "function");

test/language/statements/class/syntax/class-expression-binding-identifier-opt-class-element-list.js

@@ -0,0 +1,39 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5
+description: >
+    ClassExpression[Yield,GeneratorParameter] :
+      class BindingIdentifier[?Yield]opt ClassTail[?Yield,?GeneratorParameter]
+
+    ClassDeclaration:
+      class BindingIdentifier ClassTail
+
+    ClassTail:
+      ... { ClassBodyopt }
+
+    ClassBody[Yield] :
+      ClassElementList[?Yield]
+
+
+    ClassElementList[Yield] :
+      ClassElement[?Yield]
+      ClassElementList[?Yield] ClassElement[?Yield]
+
+    ClassElement[Yield] :
+      MethodDefinition[?Yield]
+      static MethodDefinition[?Yield]
+      ;
+
+---*/
+var A = class B {
+  method() {}
+  static method() {}
+  ;
+}
+
+assert.sameValue(typeof A, "function");
+assert.sameValue(typeof A.prototype.method, "function");
+assert.sameValue(typeof A.method, "function");
+
+assert.sameValue(typeof B, "undefined");

test/language/statements/class/syntax/class-expression-heritage-identifier-reference.js

@@ -0,0 +1,16 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5
+description: >
+    ClassExpression[Yield,GeneratorParameter] :
+      class BindingIdentifier[?Yield]opt ClassTail[?Yield,?GeneratorParameter]
+
+    ClassTail[Yield,GeneratorParameter] :
+      [~GeneratorParameter] ClassHeritage[?Yield]opt { ClassBody[?Yield]opt }
+      [+GeneratorParameter] ClassHeritageopt { ClassBodyopt }
+---*/
+class A {}
+var B = class extends A {}
+
+assert.sameValue(typeof B, "function");

test/language/statements/class/syntax/class-expression.js

@@ -0,0 +1,10 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5
+description: >
+    ClassExpression
+---*/
+var A = class {}
+
+assert.sameValue(typeof A, "function");

test/language/statements/class/syntax/class-method-propname-constructor.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    The opposite of:
+
+      ClassBody : ClassElementList
+
+      It is a Syntax Error if PrototypePropertyNameList of ClassElementList contains more than one occurrence of "constructor".
+---*/
+class A {
+  constructor() {}
+}
+
+assert.sameValue(typeof A, "function");
+

test/language/statements/class/syntax/early-errors/class-body-constructor-empty-missing-class-heritage.js

@@ -0,0 +1,16 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassTail : ClassHeritageopt { ClassBody }
+
+    It is a Syntax Error if ClassHeritage is not present and the following algorithm evaluates to true:
+      1. Let constructor be ConstructorMethod of ClassBody.
+      2. If constructor is empty, return false.
+      3. Return HasDirectSuper of constructor.
+---*/
+class A {
+  constructor() {}
+}
+

test/language/statements/class/syntax/early-errors/class-body-contains-multiple-constructor.js

@@ -0,0 +1,16 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassBody : ClassElementList
+
+    It is a Syntax Error if PrototypePropertyNameList of ClassElementList contains more than one occurrence of "constructor".
+
+negative: SyntaxError
+---*/
+class A {
+  constructor() {}
+  constructor() {}
+}
+

test/language/statements/class/syntax/early-errors/class-body-has-direct-super-missing-class-heritage.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: 14.5.1
+description: >
+    ClassTail : ClassHeritageopt { ClassBody }
+
+    It is a Syntax Error if ClassHeritage is not present and the following algorithm evaluates to true:
+      1. Let constructor be ConstructorMethod of ClassBody.
+      2. If constructor is empty, return false.
+      3. Return HasDirectSuper of constructor.
+
+negative: SyntaxError
+---*/
+class A {
+  constructor() {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-method-contains-direct-super.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is not "constructor" and HasDirectSuper of MethodDefinition is true.
+
+negative: SyntaxError
+---*/
+class A {
+  method() {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-special-method-generator-contains-direct-super.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is not "constructor" and HasDirectSuper of MethodDefinition is true.
+
+    (GeneratorMethod)
+
+negative: SyntaxError
+---*/
+class A {
+  * method() {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-special-method-generator-propname-constructor.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is "constructor" and SpecialMethod of MethodDefinition is true.
+
+    (GeneratorMethod)
+
+negative: SyntaxError
+---*/
+class A {
+  * constructor() {}
+}
+

test/language/statements/class/syntax/early-errors/class-body-special-method-get-contains-direct-super.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is not "constructor" and HasDirectSuper of MethodDefinition is true.
+
+    (get)
+
+negative: SyntaxError
+---*/
+class A {
+  get method() {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-special-method-get-propname-constructor.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is "constructor" and SpecialMethod of MethodDefinition is true.
+
+    (get)
+
+negative: SyntaxError
+---*/
+class A {
+  get constructor() {}
+}
+

test/language/statements/class/syntax/early-errors/class-body-special-method-set-contains-direct-super.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is not "constructor" and HasDirectSuper of MethodDefinition is true.
+
+    (set)
+
+negative: SyntaxError
+---*/
+class A {
+  set method(_) {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-special-method-set-propname-constructor.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is "constructor" and SpecialMethod of MethodDefinition is true.
+
+    (set)
+
+negative: SyntaxError
+---*/
+class A {
+  set constructor(_) {}
+}
+

test/language/statements/class/syntax/early-errors/class-body-static-method-contains-direct-super.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : static MethodDefinition
+
+    It is a Syntax Error if HasDirectSuper of MethodDefinition is true.
+
+negative: SyntaxError
+---*/
+class A {
+  static method() {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-static-method-get-contains-direct-super.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : static MethodDefinition
+
+    It is a Syntax Error if HasDirectSuper of MethodDefinition is true.
+
+    (get)
+
+negative: SyntaxError
+---*/
+class A {
+  static get method() {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-static-method-get-propname-prototype.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : static MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is "prototype".
+
+    (get)
+
+negative: SyntaxError
+---*/
+class A {
+  static get prototype() {}
+}
+

test/language/statements/class/syntax/early-errors/class-body-static-method-propname-prototype.js

@@ -0,0 +1,15 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : static MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is "prototype".
+
+negative: SyntaxError
+---*/
+class A {
+  static prototype() {}
+}
+

test/language/statements/class/syntax/early-errors/class-body-static-method-set-contains-direct-super.js

@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : static MethodDefinition
+
+    It is a Syntax Error if HasDirectSuper of MethodDefinition is true.
+
+    (set)
+
+negative: SyntaxError
+---*/
+class A {
+  static set method(_) {
+    super();
+  }
+}
+

test/language/statements/class/syntax/early-errors/class-body-static-method-set-propname-prototype.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 14.5.1
+description: >
+    ClassElement : static MethodDefinition
+
+    It is a Syntax Error if PropName of MethodDefinition is "prototype".
+
+    (set)
+
+negative: SyntaxError
+---*/
+class A {
+  static set prototype() {}
+}
+

test/language/statements/class/syntax/early-errors/class-definition-evaluation-block-duplicate-binding.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 13.1.1
+description: >
+    Block : { StatementList }
+
+    It is a Syntax Error if the LexicallyDeclaredNames of StatementList contains any duplicate entries.
+negative: SyntaxError
+---*/
+{
+  class A {}
+  class A {}
+}

test/language/statements/class/syntax/early-errors/class-definition-evaluation-scriptbody-duplicate-binding.js

@@ -0,0 +1,12 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 15.1.1
+description: >
+    ScriptBody : StatementList
+
+    It is a Syntax Error if the LexicallyDeclaredNames of StatementList contains any duplicate entries.
+negative: SyntaxError
+---*/
+class A {}
+class A {}