From 89592601b6632ff6e9cd2fc6362bb2afdf40cefc Mon Sep 17 00:00:00 2001
From: Brian Gianforcaro <bgianf@serenityos.org>
Date: Mon, 17 Jan 2022 19:42:07 -0800
Subject: [PATCH] HackStudio: Hookup git commit message detection and
 highlighting

---
 Userland/DevTools/HackStudio/CodeDocument.cpp |  5 +++--
 Userland/DevTools/HackStudio/Editor.cpp       |  4 ++++
 Userland/DevTools/HackStudio/Language.cpp     | 15 +++++++++++++--
 Userland/DevTools/HackStudio/Language.h       |  6 ++++--
 4 files changed, 24 insertions(+), 6 deletions(-)

diff --git a/Userland/DevTools/HackStudio/CodeDocument.cpp b/Userland/DevTools/HackStudio/CodeDocument.cpp
index 997498fc2a..c0f747ebf2 100644
--- a/Userland/DevTools/HackStudio/CodeDocument.cpp
+++ b/Userland/DevTools/HackStudio/CodeDocument.cpp
@@ -22,8 +22,9 @@ CodeDocument::CodeDocument(const String& file_path, Client* client)
     : TextDocument(client)
     , m_file_path(file_path)
 {
-    m_language = language_from_file_extension(LexicalPath::extension(file_path));
-    m_language_name = language_name_from_file_extension(LexicalPath::extension(file_path));
+    auto lexical_path = LexicalPath(file_path);
+    m_language = language_from_file(lexical_path);
+    m_language_name = language_name_from_file(lexical_path);
 }
 
 CodeDocument::CodeDocument(Client* client)
diff --git a/Userland/DevTools/HackStudio/Editor.cpp b/Userland/DevTools/HackStudio/Editor.cpp
index 979972149e..4c59dde1dc 100644
--- a/Userland/DevTools/HackStudio/Editor.cpp
+++ b/Userland/DevTools/HackStudio/Editor.cpp
@@ -21,6 +21,7 @@
 #include <LibGUI/Application.h>
 #include <LibGUI/GMLAutocompleteProvider.h>
 #include <LibGUI/GMLSyntaxHighlighter.h>
+#include <LibGUI/GitCommitSyntaxHighlighter.h>
 #include <LibGUI/INISyntaxHighlighter.h>
 #include <LibGUI/Label.h>
 #include <LibGUI/MessageBox.h>
@@ -606,6 +607,9 @@ void Editor::set_syntax_highlighter_for(const CodeDocument& document)
     case Language::CSS:
         set_syntax_highlighter(make<Web::CSS::SyntaxHighlighter>());
         break;
+    case Language::GitCommit:
+        set_syntax_highlighter(make<GUI::GitCommitSyntaxHighlighter>());
+        break;
     case Language::GML:
         set_syntax_highlighter(make<GUI::GMLSyntaxHighlighter>());
         break;
diff --git a/Userland/DevTools/HackStudio/Language.cpp b/Userland/DevTools/HackStudio/Language.cpp
index 989eefe80f..f00c5bfc27 100644
--- a/Userland/DevTools/HackStudio/Language.cpp
+++ b/Userland/DevTools/HackStudio/Language.cpp
@@ -5,11 +5,16 @@
  */
 
 #include "Language.h"
+#include <AK/LexicalPath.h>
 
 namespace HackStudio {
 
-Language language_from_file_extension(const String& extension)
+Language language_from_file(const LexicalPath& file)
 {
+    if (file.title() == "COMMIT_EDITMSG")
+        return Language::GitCommit;
+
+    auto extension = file.extension();
     VERIFY(!extension.starts_with("."));
     if (extension == "c" || extension == "cc" || extension == "cxx" || extension == "cpp" || extension == "c++"
         || extension == "h" || extension == "hh" || extension == "hxx" || extension == "hpp" || extension == "h++")
@@ -40,12 +45,18 @@ Language language_from_name(const String& name)
         return Language::JavaScript;
     if (name == "Shell")
         return Language::Shell;
+    if (name == "GitCommit")
+        return Language::GitCommit;
 
     return Language::Unknown;
 }
 
-String language_name_from_file_extension(const String& extension)
+String language_name_from_file(const LexicalPath& file)
 {
+    if (file.title() == "COMMIT_EDITMSG")
+        return "GitCommit";
+
+    auto extension = file.extension();
     VERIFY(!extension.starts_with("."));
     if (extension == "c" || extension == "cc" || extension == "cxx" || extension == "cpp" || extension == "c++"
         || extension == "h" || extension == "hh" || extension == "hxx" || extension == "hpp" || extension == "h++")
diff --git a/Userland/DevTools/HackStudio/Language.h b/Userland/DevTools/HackStudio/Language.h
index fc3e172c8f..2ace198813 100644
--- a/Userland/DevTools/HackStudio/Language.h
+++ b/Userland/DevTools/HackStudio/Language.h
@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include <AK/LexicalPath.h>
 #include <AK/String.h>
 
 namespace HackStudio {
@@ -15,14 +16,15 @@ enum class Language {
     CSS,
     JavaScript,
     HTML,
+    GitCommit,
     GML,
     Ini,
     Shell,
     SQL,
 };
 
-Language language_from_file_extension(const String&);
+Language language_from_file(const LexicalPath&);
 Language language_from_name(const String&);
-String language_name_from_file_extension(const String&);
+String language_name_from_file(const LexicalPath&);
 
 }