SOURCE_FILE
  TYPE_ALIAS
    COMMENT "// 2015"
    WHITESPACE "\n"
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "DynPlain"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    DYN_TRAIT_TYPE
      DYN_KW "dyn"
      WHITESPACE " "
      TYPE_BOUND_LIST
        TYPE_BOUND
          PATH_TYPE
            PATH
              PATH_SEGMENT
                NAME_REF
                  IDENT "Path"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "DynRef"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    REF_TYPE
      AMP "&"
      DYN_TRAIT_TYPE
        DYN_KW "dyn"
        WHITESPACE " "
        TYPE_BOUND_LIST
          TYPE_BOUND
            PATH_TYPE
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "Path"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "DynLt"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    DYN_TRAIT_TYPE
      DYN_KW "dyn"
      WHITESPACE " "
      TYPE_BOUND_LIST
        TYPE_BOUND
          LIFETIME
            LIFETIME_IDENT "'a"
        WHITESPACE " "
        PLUS "+"
        WHITESPACE " "
        TYPE_BOUND
          PATH_TYPE
            PATH
              PATH_SEGMENT
                NAME_REF
                  IDENT "Path"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "DynQuestion"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    DYN_TRAIT_TYPE
      DYN_KW "dyn"
      WHITESPACE " "
      TYPE_BOUND_LIST
        TYPE_BOUND
          QUESTION "?"
          PATH_TYPE
            PATH
              PATH_SEGMENT
                NAME_REF
                  IDENT "Path"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "DynFor"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    DYN_TRAIT_TYPE
      DYN_KW "dyn"
      WHITESPACE " "
      TYPE_BOUND_LIST
        TYPE_BOUND
          FOR_TYPE
            FOR_KW "for"
            GENERIC_PARAM_LIST
              L_ANGLE "<"
              LIFETIME_PARAM
                LIFETIME
                  LIFETIME_IDENT "'a"
              R_ANGLE ">"
            WHITESPACE " "
            PATH_TYPE
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "Path"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "DynParen"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    DYN_TRAIT_TYPE
      DYN_KW "dyn"
      TYPE_BOUND_LIST
        TYPE_BOUND
          L_PAREN "("
          PATH_TYPE
            PATH
              PATH_SEGMENT
                NAME_REF
                  IDENT "Path"
          R_PAREN ")"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "Path"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    PATH_TYPE
      PATH
        PATH
          PATH_SEGMENT
            NAME_REF
              IDENT "dyn"
        COLON2 "::"
        PATH_SEGMENT
          NAME_REF
            IDENT "Path"
    SEMICOLON ";"
  WHITESPACE "\n"
  TYPE_ALIAS
    TYPE_KW "type"
    WHITESPACE " "
    NAME
      IDENT "Generic"
    WHITESPACE " "
    EQ "="
    WHITESPACE " "
    PATH_TYPE
      PATH
        PATH_SEGMENT
          NAME_REF
            IDENT "dyn"
          GENERIC_ARG_LIST
            L_ANGLE "<"
            TYPE_ARG
              PATH_TYPE
                PATH
                  PATH_SEGMENT
                    NAME_REF
                      IDENT "Path"
            R_ANGLE ">"
    SEMICOLON ";"
  WHITESPACE "\n"
