SOURCE_FILE
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "Foo"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    FN_PTR_TYPE
      FN_KW "fn"
      PARAM_LIST
        L_PAREN "("
        PARAM
          PATH_TYPE
            PATH
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "Bar"
              COLON2 "::"
              PATH_SEGMENT
                NAME_REF
                  IDENT "Baz"
        R_PAREN ")"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "Qux"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    FN_PTR_TYPE
      FN_KW "fn"
      PARAM_LIST
        L_PAREN "("
        PARAM
          IDENT_PAT
            NAME
              IDENT "baz"
          COLON ":"
          WHITESPACE " "
          PATH_TYPE
            PATH
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "Bar"
              COLON2 "::"
              PATH_SEGMENT
                NAME_REF
                  IDENT "Baz"
        R_PAREN ")"
    SEMICOLON ";"
  WHITESPACE "\n"
