Allow getter/setter with only a UserContext parameter.

Author: karlseguin

src/reflect.zig

@@ -633,7 +633,7 @@ pub const Func = struct {
  // check getter and setter internal argument is an allocator
  if (kind == .getter or kind == .setter) {
  if (index_offset == 1) {
- if (args[0].type.? != std.mem.Allocator) {
+ if (isInternalType(args[0].type.?) == false) {
  const msg = "getter/setter non-internal argument should be an allocator";
  fmtErr(msg.len, msg, T);
  return error.FuncGetterSetterNotAllocator;
@@ -2053,11 +2053,6 @@ const TestFuncNoSelf = struct {
 const TestFuncGetterMultiArg = struct {
  pub fn get_example(_: TestFuncGetterMultiArg, _: bool) void {}
 };
-const TestFuncGetterSetterNotAllocator = struct {
- pub fn get_example(_: TestFuncGetterSetterNotAllocator, _: *Loop) bool {
- return true;
- }
-};
 const TestFuncSetterFirstArgNotSelfPtr = struct {
  pub fn set_example(_: TestFuncSetterFirstArgNotSelfPtr) void {}
 };
@@ -2207,10 +2202,6 @@ pub fn tests() !void {
  .{TestFuncGetterMultiArg},
  error.FuncGetterMultiArg,
  );
- try ensureErr(
- .{TestFuncGetterSetterNotAllocator},
- error.FuncGetterSetterNotAllocator,
- );
  try ensureErr(
  .{TestFuncSetterFirstArgNotSelfPtr},
  error.FuncSetterFirstArgNotSelfPtr,