Classfields: simple success case for nested classes private name reference

test/language/module-code/privatename-valid-no-earlyerr.js

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+// Copyright (C) 2017 Valerie Young. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-module-semantics-static-semantics-early-errors
+description: Referencing privatename in class within class does not error.
+info: |
+  Static Semantics: Early Errors
+  Module : ModuleBody
+    It is a Syntax Error if AllPrivateNamesValid of ModuleBody with an empty List as an argument is false.
+
+  Static Semantics: AllPrivateNamesValid
+  AllPrivateNamesValid is an abstract operation which takes names as an argument.
+
+    MemberExpression : MemberExpression . PrivateName
+      1. If StringValue of PrivateName is in names, return true.
+      2. Return false.
+
+    CallExpression : CallExpression . PrivateName
+      1. If StringValue of PrivateName is in names, return true.
+      2. Return false.
+
+    ClassBody:ClassElementList
+      1. Let newNames be the concatenation of names with PrivateBoundNames of ClassBody.
+      2.Return AllPrivateNamesValid of ClassElementList with the argument newNames.
+
+    For all other grammatical productions, recurse on subexpressions/substatements, passing in the names of the caller. If all pieces return true, then return true. If any returns false, return false.
+flags: [module]
+features: [class-fields]
+---*/
+
+class outer {
+  #x = 42;
+
+  f() {
+    var self = this;
+    return class inner {
+      g() {
+	return self.#x;
+      }
+    }
+  }
+}
+
+var innerclass = new outer().f();
+var test = new innerclass().g();
+
+assert.equal(test, 42);

test/language/statements/class/privatename-valid-no-earlyerr.js

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+// Copyright (C) 2017 Valerie Young. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-scripts-static-semantics-early-errors
+description: Referencing privatename in class within class does not error.
+info: |
+  Static Semantics: Early Errors
+    Script : ScriptBody
+    1. Let names be an empty List.
+      ...
+    3. If AllPrivateNamesValid of ScriptBody with the argument names is false, throw a SyntaxError exception.
+
+  Static Semantics: AllPrivateNamesValid
+  AllPrivateNamesValid is an abstract operation which takes names as an argument.
+
+    MemberExpression : MemberExpression . PrivateName
+      1. If StringValue of PrivateName is in names, return true.
+      2. Return false.
+
+    CallExpression : CallExpression . PrivateName
+      1. If StringValue of PrivateName is in names, return true.
+      2. Return false.
+
+    ClassBody:ClassElementList
+      1. Let newNames be the concatenation of names with PrivateBoundNames of ClassBody.
+      2.Return AllPrivateNamesValid of ClassElementList with the argument newNames.
+
+    For all other grammatical productions, recurse on subexpressions/substatements, passing in the names of the caller. If all pieces return true, then return true. If any returns false, return false.
+
+features: [class-fields]
+---*/
+
+class outer {
+  #x = 42;
+
+  f() {
+    var self = this;
+    return class inner {
+      g() {
+	return self.#x;
+      }
+    }
+  }
+}
+
+var innerclass = new outer().f();
+var test = new innerclass().g();
+
+assert.equal(test, 42);