Merge pull request #1699 from jbhoosreddy/private-generator-method

test: Add private generator method tests (#1343)

features.txt

@@ -20,12 +20,16 @@ BigInt
 class-fields-public
 class-fields-private
 
-# Static Class Fields & Methods: 
+# Static Class Fields & Methods:
 # https://github.com/tc39/proposal-static-class-features/
 class-static-fields-public
 class-static-fields-private
 class-static-methods-private
 
+# Private methods and getter/setters
+# https://github.com/tc39/proposal-private-methods
+class-methods-private
+
 # Promise.prototype.finally
 # https://github.com/tc39/proposal-promise-finally
 Promise.prototype.finally

src/async-functions/syntax/async-class-decl-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/statements/class/async-private-method-
+name: Async private method as a ClassDeclaration element
+esid: prod-AsyncMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncMethod
+
+  Async Function Definitions
+
+  AsyncMethod :
+    async [no LineTerminator here] # PropertyName ( UniqueFormalParameters ) { AsyncFunctionBody }
+features: [async-functions, class-methods-private]
+---*/
+
+class C { async #method() {
+    /*{ body }*/
+}}

src/async-functions/syntax/async-class-decl-static-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/statements/class/async-private-method-static-
+name: Static async private method as a ClassDeclaration element
+esid: prod-AsyncMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncMethod
+
+  Async Function Definitions
+
+  AsyncMethod :
+    async [no LineTerminator here] # PropertyName ( UniqueFormalParameters ) { AsyncFunctionBody }
+features: [async-functions, class-methods-private]
+---*/
+
+class C { static async #method() {
+    /*{ body }*/
+}}

src/async-functions/syntax/async-class-expr-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/expressions/class/async-private-method-
+name: Async private method as a ClassExpression element
+esid: prod-AsyncMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncMethod
+
+  Async Function Definitions
+
+  AsyncMethod :
+    async [no LineTerminator here] # PropertyName ( UniqueFormalParameters ) { AsyncFunctionBody }
+features: [async-functions, class-methods-private]
+---*/
+
+var C = class { async #method() {
+    /*{ body }*/
+}};

src/async-functions/syntax/async-class-expr-static-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/expressions/class/async-private-method-static-
+name: Static private async method as a ClassExpression element
+esid: prod-AsyncMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncMethod
+
+  Async Function Definitions
+
+  AsyncMethod :
+    async [no LineTerminator here] # PropertyName ( UniqueFormalParameters ) { AsyncFunctionBody }
+features: [async-functions, class-methods-private]
+---*/
+
+var C = class { static async #method() {
+    /*{ body }*/
+}};

src/async-generators/default/async-class-decl-private-method.template

@@ -0,0 +1,48 @@
+// Copyright (C) 2018 Bloomberb LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/statements/class/async-gen-private-method-
+name: Async Generator method as a ClassDeclaration element
+esid: prod-AsyncGeneratorPrivateMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-methods-private]
+---*/
+
+var callCount = 0;
+
+class C {
+    async *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    get gen() { return this.#gen; }
+}
+
+const c = new C();
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');
+
+var iter = c.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties after set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');

src/async-generators/default/async-class-decl-static-private-method.template

@@ -0,0 +1,44 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/statements/class/async-gen-private-method-static-
+name: Static async generator method as a ClassDeclaration element
+esid: prod-AsyncGeneratorPrivateMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-static-methods-private]
+---*/
+
+var callCount = 0;
+
+class C {
+    static async *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    static get gen() { return this.#gen; }
+}
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+
+var iter = C.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties after set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');

src/async-generators/default/async-class-expr-private-method.template

@@ -0,0 +1,48 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/expressions/class/async-gen-private-method-
+name: Async generator method as a ClassExpression element
+esid: prod-AsyncGeneratorPrivateMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-methods-private]
+---*/
+
+var callCount = 0;
+
+var C = class {
+    async *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    get gen() { return this.#gen; }
+}
+
+const c = new C();
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');
+
+var iter = c.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties after set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');

src/async-generators/default/async-class-expr-static-private-method.template

@@ -0,0 +1,44 @@
+// Copyright (C) 2018 Bloomberg L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/expressions/class/async-gen-private-method-static-
+name: Static async generator method as a ClassExpression element
+esid: prod-AsyncGeneratorPrivateMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-static-methods-private]
+---*/
+
+var callCount = 0;
+
+var C = class {
+    static async *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    static get gen() { return this.#gen; }
+}
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+
+var iter = C.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties after set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');

src/async-generators/syntax/async-class-decl-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/statements/class/async-gen-private-method-
+name: Async Generator private method as a ClassDeclaration element
+esid: prod-AsyncGeneratorMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-methods-private]
+---*/
+
+class C { async *#gen() {
+    /*{ body }*/
+}}

src/async-generators/syntax/async-class-decl-static-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/statements/class/async-gen-private-method-static-
+name: Static async generator private method as a ClassDeclaration element
+esid: prod-AsyncGeneratorMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-methods-private]
+---*/
+
+class C { static async *#gen() {
+    /*{ body }*/
+}}

src/async-generators/syntax/async-class-expr-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/expressions/class/async-gen-private-method-
+name: Async generator private method as a ClassExpression element
+esid: prod-AsyncGeneratorMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-methods-private]
+---*/
+
+var C = class { async *#gen() {
+    /*{ body }*/
+}};

src/async-generators/syntax/async-class-expr-static-private-method.template

@@ -0,0 +1,24 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+path: language/expressions/class/async-gen-private-method-static-
+name: Static async generator private method as a ClassExpression element
+esid: prod-AsyncGeneratorMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    AsyncGeneratorMethod
+
+  Async Generator Function Definitions
+
+  AsyncGeneratorMethod :
+    async [no LineTerminator here] * # PropertyName ( UniqueFormalParameters ) { AsyncGeneratorBody }
+features: [async-iteration, class-methods-private]
+---*/
+
+var C = class { static async *#gen() {
+    /*{ body }*/
+}};

src/generators/default/class-decl-method.template

@@ -2,7 +2,7 @@
 // This code is governed by the BSD license found in the LICENSE file.
 /*---
 path: language/statements/class/gen-method-
-name: Geenerator method as a ClassDeclaration element
+name: Generator method as a ClassDeclaration element
 esid: prod-GeneratorMethod
 info: |
   ClassElement :

src/generators/default/class-decl-private-method.template

@@ -0,0 +1,47 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/gen-method-
+name: Generator private method as a ClassDeclaration element
+esid: prod-GeneratorPrivateMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-methods-private]
+---*/
+
+var callCount = 0;
+
+class C { 
+    *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    get gen() { return this.#gen; }
+}
+
+const c = new C();
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');
+
+var iter = c.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties after set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');

src/generators/default/class-decl-static-private-method.template

@@ -0,0 +1,43 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/gen-private-method-static-
+name: Static generator private method as a ClassDeclaration element
+esid: prod-GeneratorPrivateMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-static-methods-private]
+---*/
+
+var callCount = 0;
+
+class C {
+    static *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    static get gen() { return this.#gen; }
+}
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+
+var iter = C.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');

src/generators/default/class-expr-private-method.template

@@ -0,0 +1,47 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/gen-private-method-
+name: Generator private method as a ClassExpression element
+esid: prod-GeneratorPrivateMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-methods-private]
+---*/
+
+var callCount = 0;
+
+var C = class {
+    *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    get gen() { return this.#gen; }
+}
+
+const c = new C();
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');
+
+var iter = c.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties after set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');

src/generators/default/class-expr-static-private-method.template

@@ -0,0 +1,43 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/gen-private-method-static-
+name: Static generator private method as a ClassExpression element
+esid: prod-GeneratorPrivateMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-static-methods-private]
+---*/
+
+var callCount = 0;
+
+var C = class {
+    static *#gen() {
+        callCount += 1;
+        /*{ body }*/
+    }
+    static get gen() { return this.#gen; }
+}
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');
+
+var iter = C.gen();
+
+/*{ assertions }*/
+
+assert.sameValue(callCount, 1);
+
+// Test the private fields do not appear as properties before set to value
+assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")');
+assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")');

src/generators/syntax/class-decl-private-method.template

@@ -0,0 +1,23 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/gen-private-method-
+name: Generator method as a ClassDeclaration element
+esid: prod-GeneratorMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * # PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-methods-private]
+---*/
+
+class C { *#gen() {
+    /*{ body }*/
+}}

src/generators/syntax/class-decl-static-private-method.template

@@ -0,0 +1,23 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/statements/class/gen-private-method-static-
+name: Static generator method as a ClassDeclaration element
+esid: prod-GeneratorMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * # PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-methods-private]
+---*/
+
+class C {static *#gen() {
+    /*{ body }*/
+}}

src/generators/syntax/class-expr-private-method.template

@@ -0,0 +1,23 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/gen-private-method-
+name: Generator private method as a ClassExpression element
+esid: prod-GeneratorMethod
+info: |
+  ClassElement :
+    PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * # PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-methods-private]
+---*/
+
+var C = class {*#gen() {
+    /*{ body }*/
+}};

src/generators/syntax/class-expr-static-private-method.template

@@ -0,0 +1,23 @@
+// Copyright (C) 2018 Bloomberg LP. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+path: language/expressions/class/gen-private-method-static-
+name: Static generator private method as a ClassExpression element
+esid: prod-GeneratorMethod
+info: |
+  ClassElement :
+    static PrivateMethodDefinition
+
+  MethodDefinition :
+    GeneratorMethod
+
+  14.4 Generator Function Definitions
+
+  GeneratorMethod :
+    * # PropertyName ( UniqueFormalParameters ) { GeneratorBody }
+features: [generators, class-methods-private]
+---*/
+
+var C = class { static *#gen() {
+    /*{ body }*/
+}};