SOURCE_FILE
  COMMENT "// https://github.com/rust-analyzer/rust-analyzer/pull/983"
  WHITESPACE "\n\n"
  FN
    FN_KW "fn"
    WHITESPACE " "
    NAME
      IDENT "compound_assignment"
    PARAM_LIST
      L_PAREN "("
      R_PAREN ")"
    WHITESPACE " "
    BLOCK_EXPR
      STMT_LIST
        L_CURLY "{"
        WHITESPACE "\n    "
        LET_STMT
          LET_KW "let"
          WHITESPACE " "
          IDENT_PAT
            MUT_KW "mut"
            WHITESPACE " "
            NAME
              IDENT "a"
          WHITESPACE " "
          EQ "="
          WHITESPACE " "
          LITERAL
            INT_NUMBER "0"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            PLUSEQ "+="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "1"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            MINUSEQ "-="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "2"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            STAREQ "*="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "3"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            PERCENTEQ "%="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "4"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            SLASHEQ "/="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "5"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            PIPEEQ "|="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "6"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            AMPEQ "&="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "7"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            CARETEQ "^="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "8"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            LTEQ "<="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "9"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            GTEQ ">="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "10"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            SHREQ ">>="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "11"
          SEMICOLON ";"
        WHITESPACE "\n    "
        EXPR_STMT
          BIN_EXPR
            PATH_EXPR
              PATH
                PATH_SEGMENT
                  NAME_REF
                    IDENT "a"
            WHITESPACE " "
            SHLEQ "<<="
            WHITESPACE " "
            LITERAL
              INT_NUMBER "12"
          SEMICOLON ";"
        WHITESPACE "\n"
        R_CURLY "}"
  WHITESPACE "\n"