Add Mecab as a cpp file (#21)

* delete mecab script

* add mecab-based parser

* rename files

* update readme

Author: tatsumoto-ren

README.md

@@ -34,6 +34,7 @@ because it's easy to make a mistake during the process
 and end up with a broken install.
 
 1) To build the `gd-tools` you need to install `xmake` and `gcc` (13.1 and newer).
+1) Install `mecab` (`mecab-git` from the AUR).
 2) Run `./quickinstall.sh`.
 
    **Note:** You can run `./quickinstall.sh --local`

src/gd-mecab.sh

@@ -19,8 +19,9 @@
 #include "anki_search.h"
 #include "echo.h"
 #include "images.h"
-#include "marisa.h"
+#include "marisa_split.h"
 #include "massif.h"
+#include "mecab_split.h"
 #include "precompiled.h"
 
 static constexpr std::string_view help_text = R"EOF(usage: {} ACTION [OPTIONS]
@@ -31,6 +32,7 @@ ACTIONS
   massif      Search word on Massif.
   images      Search images on Bing.
   marisa      Split search string using MARISA.
+  mecab       Split search string using Mecab.
   strokeorder Show stroke order of a word.
   handwritten Display the handwritten form of a word.
 
@@ -91,6 +93,8 @@ auto take_action(std::span<std::string_view const> const args) -> void
     return images(rest);
   case "gd-marisa"_h:
     return marisa_split(rest);
+  case "gd-mecab"_h:
+    return mecab_split(rest);
   }
 
   // Help requested explicitly.
@@ -111,6 +115,8 @@ auto take_action(std::span<std::string_view const> const args) -> void
     return images(rest);
   case "marisa"_h:
     return marisa_split(rest);
+  case "mecab"_h:
+    return mecab_split(rest);
   }
 
   // Couldn't determine command.

src/main.cpp

@@ -89,7 +89,7 @@ auto find_dic_file() -> std::filesystem::path
   static auto const locations = {
     // possible .dic locations
     std::filesystem::path("/usr/share/gd-tools/marisa_words.dic"),
-    std::filesystem::path(std::getenv("HOME")) / ".local/share/gd-tools/marisa_words.dic"
+    user_home() / ".local/share/gd-tools/marisa_words.dic",
   };
   for (auto const& location: locations) {
     if (std::filesystem::exists(location) and std::filesystem::is_regular_file(location)) {