kc3-lang/kc3/libkc3/pretty.c

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• Hash : 30ed0616
  Author : Thomas de Grivel
  Date : 2024-08-10T23:06:17
  

  wip pretty printer

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• libkc3/pretty.c

• /* kc3
   * Copyright 2022,2023,2024 kmx.io <contact@kmx.io>
   *
   * Permission is hereby granted to use this software granted the above
   * copyright notice and this permission paragraph are included in all
   * copies and substantial portions of this software.
   *
   * THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
   * PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
   * AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
   * THIS SOFTWARE.
   */
  #include "io.h"
  #include "pretty.h"
  
  s_pretty * pretty_indent (s_pretty *pretty, sw indent)
  {
    if ((sw) pretty->base_column + indent < 0)
      return NULL;
    pretty->base_column += indent;
    return pretty;
  }
  
  s_pretty * pretty_indent_at_column (s_pretty *pretty, uw column)
  {
    pretty->base_column = column;
    return pretty;
  }
  
  s_pretty * pretty_indent_from_column (s_pretty *pretty, sw indent)
  {
    if (false) {
      err_write_1("pretty->column = ");
      err_inspect_sw_decimal(&pretty->column);
      err_write_1("\n");
    }
    if ((sw) pretty->column + indent < 0)
      return NULL;
    pretty->base_column = pretty->column + indent;
    if (false) {
      err_write_1("pretty->base_column = ");
      err_inspect_uw_decimal(&pretty->base_column);
      err_write_1("\n");
    }
    return pretty;
  }
  
  s_pretty * pretty_save_clean (const s_pretty_save *pretty_save,
                                s_pretty *pretty)
  {
    pretty->base_column = pretty_save->base_column;
    return pretty;
  }
  
  s_pretty_save * pretty_save_init (s_pretty_save *pretty_save,
                                    const s_pretty *pretty)
  {
    s_pretty_save tmp = {0};
    tmp.base_column = pretty->base_column;
    *pretty_save = tmp;
    return pretty_save;
  }
  

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