function.txt

============================================
function - declaration
============================================

function int foo(string bar, type1 baz);
endfunction

----

(source_file (package_or_generate_item_declaration
  (function_declaration (function_body_declaration
    (function_data_type_or_implicit1 (data_type_or_void (data_type (integer_atom_type))))
    (function_identifier (function_identifier (simple_identifier)))
    (tf_port_list
      (tf_port_item1 (data_type_or_implicit1 (data_type)) (port_identifier (simple_identifier)))
      (tf_port_item1 (data_type_or_implicit1 (data_type (simple_identifier))) (port_identifier (simple_identifier)))
    )
  ))
))

============================================
function - assign to bitslice
============================================

function int foo;
  foo[7:0] = 8'd0;
endfunction

----

(source_file (package_or_generate_item_declaration
  (function_declaration (function_body_declaration
  (function_data_type_or_implicit1 (data_type_or_void (data_type (integer_atom_type))))
  (function_identifier (function_identifier (simple_identifier)))
  (function_statement_or_null (function_statement (statement (statement_item
    (blocking_assignment (operator_assignment
      (variable_lvalue (simple_identifier)
        (select1 (constant_range
          (constant_expression (constant_primary (primary_literal (integral_number (decimal_number (unsigned_number))))))
          (constant_expression (constant_primary (primary_literal (integral_number (decimal_number (unsigned_number)))))))))
      (assignment_operator)
      (expression (primary (primary_literal (integral_number (decimal_number)))))
    ))
  ))))
  ))
))