feat: add support for gdshader (#6153)

Godot shading language

---------

Co-authored-by: ObserverOfTime <chronobserver@disroot.org>

5 files changed, 157 insertions, 0 deletions

diff --git a/README.md b/README.md
index c25e98e3a..986ab537c 100644
--- a/README.md
+++ b/README.md
@@ -238,6 +238,7 @@ We are looking for maintainers to add more parsers and to write query files for
 - [x] [func](https://github.com/amaanq/tree-sitter-func) (maintained by @amaanq)
 - [x] [fusion](https://gitlab.com/jirgn/tree-sitter-fusion.git) (maintained by @jirgn)
 - [x] [Godot (gdscript)](https://github.com/PrestonKnopp/tree-sitter-gdscript) (maintained by @PrestonKnopp)
+- [x] [gdshader](https://github.com/GodOfAvacyn/tree-sitter-gdshader) (maintained by @godofavacyn)
 - [x] [git_config](https://github.com/the-mikedavis/tree-sitter-git-config) (maintained by @amaanq)
 - [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)
diff --git a/lockfile.json b/lockfile.json
index 14cb8c036..c87237b91 100644
--- a/lockfile.json
+++ b/lockfile.json
@@ -194,6 +194,9 @@
   "gdscript": {
     "revision": "b5dea4d852db65f0872d849c24533eb121e03c76"
   },
+  "gdshader": {
+    "revision": "ffd9f958df13cae04593781d7d2562295a872455"
+  },
   "git_config": {
     "revision": "9c2a1b7894e6d9eedfe99805b829b4ecd871375e"
   },
diff --git a/lua/nvim-treesitter/parsers.lua b/lua/nvim-treesitter/parsers.lua
index aef843213..89102f405 100644
--- a/lua/nvim-treesitter/parsers.lua
+++ b/lua/nvim-treesitter/parsers.lua
@@ -619,6 +619,15 @@ list.gdscript = {
   readme_name = "Godot (gdscript)",
 }
 
+list.gdshader = {
+  install_info = {
+    url = "https://github.com/GodOfAvacyn/tree-sitter-gdshader",
+    files = { "src/parser.c" },
+  },
+  filetype = "gdshaderinc",
+  maintainers = { "@godofavacyn" },
+}
+
 list.git_rebase = {
   install_info = {
     url = "https://github.com/the-mikedavis/tree-sitter-git-rebase",
diff --git a/queries/gdshader/highlights.scm b/queries/gdshader/highlights.scm
new file mode 100644
index 000000000..797681a0c
--- /dev/null
+++ b/queries/gdshader/highlights.scm
@@ -0,0 +1,142 @@
+[
+  "render_mode"
+  "shader_type"
+  "group_uniforms"
+  "global"
+  "instance"
+  "const"
+  "varying"
+  "uniform"
+  "struct"
+] @keyword
+
+[
+  (precision_qualifier)
+  (interpolation_qualifier)
+] @type.qualifier
+
+[
+  "in"
+  "out"
+  "inout"
+] @keyword.storage
+
+[
+  "while"
+  "for"
+] @keyword.repeat
+
+[
+  "continue"
+  "break"
+  "return"
+] @keyword.return
+
+[
+  "if"
+  "else"
+  "switch"
+  "case"
+  "default"
+] @keyword.conditional
+
+[
+  "#"
+  "include"
+] @keyword.directive
+
+(string) @string
+
+[
+  "="
+  "+="
+  "-="
+  "!"
+  "~"
+  "+"
+  "-"
+  "*"
+  "/"
+  "%"
+  "||"
+  "&&"
+  "|"
+  "^"
+  "&"
+  "=="
+  "!="
+  ">"
+  ">="
+  "<="
+  "<"
+  "<<"
+  ">>"
+  "++"
+  "--"
+] @operator
+
+(boolean) @boolean
+
+(integer) @number
+
+(float) @number.float
+
+[
+  "."
+  ","
+  ";"
+] @punctuation.delimiter
+
+[
+  "("
+  ")"
+  "["
+  "]"
+  "{"
+  "}"
+] @punctuation.bracket
+
+(builtin_type) @type.builtin
+
+(ident_type) @type.definition
+
+[
+  (shader_type)
+  (render_mode)
+  (hint_name)
+] @attribute
+
+(builtin_variable) @constant.builtin
+
+(builtin_function) @function.builtin
+
+(group_uniforms_declaration
+  group_name: (ident) @property
+  subgroup_name: (ident) @property)
+
+(struct_declaration
+  name: (ident) @type)
+
+(struct_member
+  name: (ident) @property)
+
+(function_declaration
+  name: (ident) @function)
+
+(parameter
+  name: (ident) @variable.parameter)
+
+(member_expr
+  member: (ident) @property)
+
+(call_expr
+  function:
+    [
+      (ident)
+      (builtin_type)
+    ] @function)
+
+(call_expr
+  function: (builtin_type) @function.call)
+
+(comment) @comment @spell
diff --git a/queries/gdshader/injections.scm b/queries/gdshader/injections.scm
new file mode 100644
index 000000000..2f0e58eb6
--- /dev/null
+++ b/queries/gdshader/injections.scm
@@ -0,0 +1,2 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))