feat: add gitcommit parser

README.md

@@ -210,6 +210,7 @@ We are looking for maintainers to add more parsers and to write query files for
 - [x] [Godot (gdscript)](https://github.com/PrestonKnopp/tree-sitter-gdscript) (maintained by @Shatur95)
 - [x] [git_rebase](https://github.com/the-mikedavis/tree-sitter-git-rebase) (maintained by @gbprod)
 - [x] [gitattributes](https://github.com/ObserverOfTime/tree-sitter-gitattributes) (maintained by @ObserverOfTime)
+- [x] [gitcommit](https://github.com/gbprod/tree-sitter-gitcommit) (maintained by @gbprod)
 - [x] [gitignore](https://github.com/shunsambongi/tree-sitter-gitignore) (maintained by @theHamsta)
 - [x] [gleam](https://github.com/J3RN/tree-sitter-gleam) (maintained by @connorlay)
 - [x] [Glimmer and Ember](https://github.com/alexlafroscia/tree-sitter-glimmer) (maintained by @alexlafroscia)

lua/nvim-treesitter/parsers.lua

@@ -1253,6 +1253,15 @@ list.git_rebase = {
   maintainers = { "@gbprod" },
 }
 
+list.gitcommit = {
+  install_info = {
+    url = "https://github.com/gbprod/tree-sitter-gitcommit",
+    files = { "src/parser.c", "src/scanner.c" },
+    branch = "main",
+  },
+  maintainers = { "@gbprod" },
+}
+
 list.blueprint = {
   install_info = {
     url = "https://gitlab.com/gabmus/tree-sitter-blueprint.git",

queries/gitcommit/highlights.scm

@@ -0,0 +1,33 @@
+(comment) @comment
+(generated_comment) @comment
+(title) @text.title
+(text) @text
+(branch) @text.reference
+(change) @keyword
+(filepath) @text.uri
+(arrow) @punctuation.delimiter
+
+(subject) @text.title
+(subject (overflow) @text)
+(prefix (type) @keyword)
+(prefix (scope) @parameter)
+(prefix [
+    "("
+    ")"
+    ":"
+] @punctuation.delimiter)
+(prefix [
+    "!"
+] @punctuation.special)
+
+(message) @text
+
+(trailer (token) @label)
+(trailer (value) @text)
+
+(breaking_change (token) @text.warning)
+(breaking_change (value) @text)
+
+(scissor) @comment
+
+(ERROR) @error

queries/gitcommit/injections.scm

@@ -0,0 +1,2 @@
+(diff) @diff
+(rebase_command) @git_rebase