efl/src/tests/eolian/data/function_as_argument.eo

import function_types;

class Function_As_Argument {
  methods {
    set_cb {
      params {
        cb: SimpleFunc;
      }
    }

    set_nonull_cb {
      params {
        cb: VoidFunc @nonull;
      }
    }

    call_cb {
      params {
        a: int;
        b: double;
      }
      return: mstring @owned;
    }
  }
}