Exemplos de readline_process_char em C++ (Cpp)

Exemplo n.º 1

Arquivo: pyexec.c Projeto: carlosperate/micropython

STATIC int pyexec_friendly_repl_process_char(int c) {
    int ret = readline_process_char(c);

    if (!repl.cont_line) {

        if (ret == CHAR_CTRL_A) {
            // change to raw REPL
            pyexec_mode_kind = PYEXEC_MODE_RAW_REPL;
            mp_hal_stdout_tx_str("\r\n");
            pyexec_raw_repl_process_char(CHAR_CTRL_A);
            return 0;
        } else if (ret == CHAR_CTRL_B) {
            // reset friendly REPL
            mp_hal_stdout_tx_str("\r\n");
            mp_hal_stdout_tx_str("MicroPython " MICROPY_GIT_TAG " on " MICROPY_BUILD_DATE "; " MICROPY_HW_BOARD_NAME " with " MICROPY_HW_MCU_NAME "\r\n");
            #if MICROPY_PY_BUILTINS_HELP
            mp_hal_stdout_tx_str("Type \"help()\" for more information.\r\n");
            #endif
            goto input_restart;
        } else if (ret == CHAR_CTRL_C) {
            // break
            mp_hal_stdout_tx_str("\r\n");
            goto input_restart;
        } else if (ret == CHAR_CTRL_D) {
            // exit for a soft reset
            mp_hal_stdout_tx_str("\r\n");
            vstr_clear(MP_STATE_VM(repl_line));
            return PYEXEC_FORCED_EXIT;
        }

        if (ret < 0) {
            return 0;
        }

        if (!mp_repl_continue_with_input(vstr_null_terminated_str(MP_STATE_VM(repl_line)))) {
            goto exec;
        }

        vstr_add_byte(MP_STATE_VM(repl_line), '\n');
        repl.cont_line = true;
        readline_note_newline("... ");
        return 0;

    } else {

        if (ret == CHAR_CTRL_C) {
           // cancel everything
           mp_hal_stdout_tx_str("\r\n");
           repl.cont_line = false;
           goto input_restart;
        } else if (ret == CHAR_CTRL_D) {
            // stop entering compound statement
            goto exec;
        }

        if (ret < 0) {
            return 0;
        }

        if (mp_repl_continue_with_input(vstr_null_terminated_str(MP_STATE_VM(repl_line)))) {
            vstr_add_byte(MP_STATE_VM(repl_line), '\n');
            readline_note_newline("... ");
            return 0;
        }

exec: ;
        int ret = parse_compile_execute(MP_STATE_VM(repl_line), MP_PARSE_SINGLE_INPUT, EXEC_FLAG_ALLOW_DEBUGGING | EXEC_FLAG_IS_REPL | EXEC_FLAG_SOURCE_IS_VSTR);
        if (ret & PYEXEC_FORCED_EXIT) {
            return ret;
        }

input_restart:
        vstr_reset(MP_STATE_VM(repl_line));
        repl.cont_line = false;
        readline_init(MP_STATE_VM(repl_line), ">>> ");
        return 0;
    }
}

Exemplo n.º 2

Arquivo: pyexec.c Projeto: Dreamapple/micropython

int pyexec_friendly_repl_process_char(int c) {
    int ret = readline_process_char(c);

    if (!repl.cont_line) {

        if (ret == CHAR_CTRL_A) {
            // change to raw REPL
            pyexec_mode_kind = PYEXEC_MODE_RAW_REPL;
            mp_hal_stdout_tx_str("\r\n");
            vstr_clear(&repl.line);
            return PYEXEC_SWITCH_MODE;
        } else if (ret == CHAR_CTRL_B) {
            // reset friendly REPL
            mp_hal_stdout_tx_str("\r\n");
            goto friendly_repl_reset;
        } else if (ret == CHAR_CTRL_C) {
            // break
            mp_hal_stdout_tx_str("\r\n");
            goto input_restart;
        } else if (ret == CHAR_CTRL_D) {
            // exit for a soft reset
            mp_hal_stdout_tx_str("\r\n");
            vstr_clear(&repl.line);
            return PYEXEC_FORCED_EXIT;
        } else if (vstr_len(&repl.line) == 0) {
            //goto input_restart;
        }

        if (ret < 0) {
            return 0;
        }

        if (!mp_repl_continue_with_input(vstr_null_terminated_str(&repl.line))) {
            goto exec;
        }

        vstr_add_byte(&repl.line, '\n');
        repl.cont_line = true;
        mp_hal_stdout_tx_str("... ");
        readline_note_newline();
        return 0;

    } else {

        if (ret == CHAR_CTRL_C) {
                // cancel everything
                mp_hal_stdout_tx_str("\r\n");
                repl.cont_line = false;
                goto input_restart;
        } else if (ret == CHAR_CTRL_D) {
                // stop entering compound statement
                goto exec;
        }

        if (ret < 0) {
            return 0;
        }

        if (mp_repl_continue_with_input(vstr_null_terminated_str(&repl.line))) {
            vstr_add_byte(&repl.line, '\n');
            mp_hal_stdout_tx_str("... ");
            readline_note_newline();
            return 0;
        }

exec: ;
        mp_lexer_t *lex = mp_lexer_new_from_str_len(MP_QSTR__lt_stdin_gt_, vstr_str(&repl.line), vstr_len(&repl.line), 0);
        if (lex == NULL) {
            printf("MemoryError\n");
        } else {
            int ret = parse_compile_execute(lex, MP_PARSE_SINGLE_INPUT, EXEC_FLAG_ALLOW_DEBUGGING | EXEC_FLAG_IS_REPL);
            if (ret & PYEXEC_FORCED_EXIT) {
                return ret;
            }
        }

friendly_repl_reset: // TODO
input_restart:
        pyexec_friendly_repl_reset();
        mp_hal_stdout_tx_str(">>> ");
        return 0;
    }
}