essymbol and object

Author: Arthur Ozga

src/compiler/checker.ts

@@ -2295,10 +2295,10 @@ namespace ts {
                     return createKeywordTypeNode(SyntaxKind.NeverKeyword);
                 }
                 if (type.flags & TypeFlags.ESSymbol) {
-                    throw new Error("ESSymbol not implemented");
+                    return createKeywordTypeNode(SyntaxKind.SymbolKeyword);
                 }
                 if (type.flags & TypeFlags.NonPrimitive) {
-                    throw new Error("Non primitive not implemented");
+                    return createKeywordTypeNode(SyntaxKind.ObjectKeyword);
                 }
                 if (type.flags & TypeFlags.TypeParameter && (type as TypeParameter).isThisType) {
                     if (context.inObjectTypeLiteral) {

tests/cases/fourslash/codeFixClassImplementInterfacePropertyEnum.ts renamed to tests/cases/fourslash/codeFixClassImplementInterfaceProperty.ts

@@ -4,10 +4,16 @@
 
 //// enum E { a,b,c }
 //// interface I {
-////     a: E;
+////     x: E;
+////     y: E.a
+////     z: symbol;
+////     w: object;
 //// }
 //// class C implements I {[| |]}
 
 verify.rangeAfterCodeFix(`
-    a: E;
+    x: E;
+    y: E.a;
+    z: symbol;
+    w: object;
 `);