SOURCE_FILE
EXTERN_CRATE
EXTERN_KW "extern"
WHITESPACE " "
CRATE_KW "crate"
WHITESPACE " "
NAME_REF
IDENT "foo"
SEMICOLON ";"
WHITESPACE "\n"
EXTERN_CRATE
EXTERN_KW "extern"
WHITESPACE " "
CRATE_KW "crate"
WHITESPACE " "
NAME_REF
SELF_KW "self"
SEMICOLON ";"
WHITESPACE "\n"