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/+
- Name: SisuDoc Spine, Doc Reform [a part of]
  - Description: documents, structuring, processing, publishing, search
    - static content generator

  - Author: Ralph Amissah
    [ralph.amissah@gmail.com]

  - Copyright: (C) 2015 - 2024 Ralph Amissah, All Rights Reserved.

  - License: AGPL 3 or later:

    Spine (SiSU), a framework for document structuring, publishing and
    search

    Copyright (C) Ralph Amissah

    This program is free software: you can redistribute it and/or modify it
    under the terms of the GNU AFERO General Public License as published by the
    Free Software Foundation, either version 3 of the License, or (at your
    option) any later version.

    This program is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
    more details.

    You should have received a copy of the GNU General Public License along with
    this program. If not, see [https://www.gnu.org/licenses/].

    If you have Internet connection, the latest version of the AGPL should be
    available at these locations:
    [https://www.fsf.org/licensing/licenses/agpl.html]
    [https://www.gnu.org/licenses/agpl.html]

  - Spine (by Doc Reform, related to SiSU) uses standard:
    - docReform markup syntax
      - standard SiSU markup syntax with modified headers and minor modifications
    - docReform object numbering
      - standard SiSU object citation numbering & system

  - Homepages:
    [https://www.sisudoc.org]
    [https://www.doc-reform.org]

  - Git
    [https://git.sisudoc.org/]

+/
/++
  regex: regular expressions used in sisu document parser
+/
module sisudoc.io_out.rgx_latex;
@safe:
static template spineRgxLSC() {
  static struct RgxLSC {
    static latex_special_char                       = ctRegex!(`([%${}_#&\\])`);
    static latex_special_char_for_escape            = ctRegex!(`([%${}_#\\])`);
    static latex_special_char_for_escape_and_braces = ctRegex!(`([&])`);
    static latex_special_char_for_escape_url        = ctRegex!(`([%])`);
    static latex_special_char_escaped               = ctRegex!(`\\([%${}_#\\])`);
    static latex_special_char_escaped_braced        = ctRegex!(`[{]\\([&])[}]`);
    static latex_identify_inline_link               = ctRegex!(`┥.+?┝┤\S+?├`, "mg");
    static latex_identify_inline_fontface           = ctRegex!(`\\([_#$]┨.+?┣)\\([_#$])`, "mg");
    static latex_clean_internal_link                = ctRegex!(`^(?:#|¤\S+?#)`, "m");
    static latex_clean_bookindex_linebreak          = ctRegex!(`\s*\\\\\\\\\s*`, "m");
  }
}