code: function getOuterTypeParametersOfClassOrInterface(symbol) {
              var declaration = symbol.flags & 32 /* Class */ ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 222 /* InterfaceDeclaration */);
              return appendOuterTypeParameters(undefined, declaration);
          }
docs: The outer type parameters are those defined by enclosing generic classes, methods, or functions.