| SOURCE_FILE |
| FN |
| FN_KW "fn" |
| WHITESPACE " " |
| NAME |
| IDENT "main" |
| PARAM_LIST |
| L_PAREN "(" |
| R_PAREN ")" |
| WHITESPACE " " |
| BLOCK_EXPR |
| STMT_LIST |
| L_CURLY "{" |
| WHITESPACE "\n " |
| EXPR_STMT |
| CALL_EXPR |
| PATH_EXPR |
| PATH |
| PATH_SEGMENT |
| NAME_REF |
| IDENT "foo" |
| ARG_LIST |
| L_PAREN "(" |
| PATH_EXPR |
| PATH |
| PATH |
| PATH_SEGMENT |
| NAME_REF |
| IDENT "bar" |
| COLON2 "::" |
| R_PAREN ")" |
| SEMICOLON ";" |
| WHITESPACE "\n " |
| EXPR_STMT |
| CALL_EXPR |
| PATH_EXPR |
| PATH |
| PATH_SEGMENT |
| NAME_REF |
| IDENT "foo" |
| ARG_LIST |
| L_PAREN "(" |
| PATH_EXPR |
| PATH |
| PATH_SEGMENT |
| NAME_REF |
| IDENT "bar" |
| ERROR |
| COLON ":" |
| R_PAREN ")" |
| SEMICOLON ";" |
| WHITESPACE "\n " |
| EXPR_STMT |
| CALL_EXPR |
| PATH_EXPR |
| PATH |
| PATH_SEGMENT |
| NAME_REF |
| IDENT "foo" |
| ARG_LIST |
| L_PAREN "(" |
| BIN_EXPR |
| PATH_EXPR |
| PATH |
| PATH_SEGMENT |
| NAME_REF |
| IDENT "bar" |
| PLUS "+" |
| R_PAREN ")" |
| SEMICOLON ";" |
| WHITESPACE "\n" |
| R_CURLY "}" |
| WHITESPACE "\n" |
| error 25: expected identifier |
| error 39: expected COMMA |
| error 39: expected expression |
| error 55: expected expression |
