TextEditor: Enable CMake syntax highlighting

Userland/Applications/TextEditor/CMakeLists.txt

@@ -18,4 +18,4 @@ set(GENERATED_SOURCES
 )
 
 serenity_app(TextEditor ICON app-text-editor)
-target_link_libraries(TextEditor PRIVATE LibCore LibWebView LibWeb LibMarkdown LibGfx LibGUI LibShell LibRegex LibDesktop LibCpp LibJS LibSQL LibSyntax LibFileSystemAccessClient LibConfig LibMain)
+target_link_libraries(TextEditor PRIVATE LibCore LibWebView LibWeb LibMarkdown LibGfx LibGUI LibShell LibRegex LibDesktop LibCpp LibCMake LibJS LibSQL LibSyntax LibFileSystemAccessClient LibConfig LibMain)

Userland/Applications/TextEditor/MainWidget.cpp

@@ -10,6 +10,7 @@
 #include <AK/StringBuilder.h>
 #include <AK/URL.h>
 #include <Applications/TextEditor/TextEditorWindowGML.h>
+#include <LibCMake/SyntaxHighlighter.h>
 #include <LibConfig/Client.h>
 #include <LibCore/Debounce.h>
 #include <LibCpp/SyntaxHighlighter.h>
@@ -615,6 +616,13 @@ void MainWidget::initialize_menubar(GUI::Window& window)
     syntax_actions.add_action(*m_cpp_highlight);
     syntax_menu.add_action(*m_cpp_highlight);
 
+    m_cmake_highlight = GUI::Action::create_checkable("C&Make", [&](auto&) {
+        m_editor->set_syntax_highlighter(make<CMake::SyntaxHighlighter>());
+        m_editor->update();
+    });
+    syntax_actions.add_action(*m_cmake_highlight);
+    syntax_menu.add_action(*m_cmake_highlight);
+
     m_js_highlight = GUI::Action::create_checkable("&JavaScript", [&](auto&) {
         m_editor->set_syntax_highlighter(make<JS::SyntaxHighlighter>());
         m_editor->update();
@@ -695,6 +703,7 @@ void MainWidget::initialize_menubar(GUI::Window& window)
 
     m_syntax_statusbar_menu->add_action(*m_plain_text_highlight);
     m_syntax_statusbar_menu->add_action(*m_cpp_highlight);
+    m_syntax_statusbar_menu->add_action(*m_cmake_highlight);
     m_syntax_statusbar_menu->add_action(*m_css_highlight);
     m_syntax_statusbar_menu->add_action(*m_git_highlight);
     m_syntax_statusbar_menu->add_action(*m_gml_highlight);
@@ -721,6 +730,8 @@ void MainWidget::set_path(StringView path)
     if (m_extension == "c" || m_extension == "cc" || m_extension == "cxx" || m_extension == "cpp" || m_extension == "c++"
         || m_extension == "h" || m_extension == "hh" || m_extension == "hxx" || m_extension == "hpp" || m_extension == "h++") {
         m_cpp_highlight->activate();
+    } else if (m_extension == "cmake" || (m_extension == "txt" && m_name == "CMakeLists")) {
+        m_cmake_highlight->activate();
     } else if (m_extension == "js" || m_extension == "mjs" || m_extension == "json") {
         m_js_highlight->activate();
     } else if (m_name == "COMMIT_EDITMSG") {

Userland/Applications/TextEditor/MainWidget.h

@@ -127,6 +127,7 @@ private:
 
     GUI::ActionGroup syntax_actions;
     RefPtr<GUI::Action> m_plain_text_highlight;
+    RefPtr<GUI::Action> m_cmake_highlight;
     RefPtr<GUI::Action> m_cpp_highlight;
     RefPtr<GUI::Action> m_css_highlight;
     RefPtr<GUI::Action> m_js_highlight;