feat(caddy): add parser and queries (#7588)

---------

Co-authored-by: Christian Clason <c.clason@uni-graz.at>

7 files changed, 78 insertions, 0 deletions

diff --git a/README.md b/README.md
index 5e8aa8943..9447e0f65 100644
--- a/README.md
+++ b/README.md
@@ -193,6 +193,7 @@ We are looking for maintainers to add more parsers and to write query files for
 - [x] [bp](https://github.com/ambroisie/tree-sitter-bp) (maintained by @ambroisie)
 - [x] [c](https://github.com/tree-sitter/tree-sitter-c) (maintained by @amaanq)
 - [x] [c_sharp](https://github.com/tree-sitter/tree-sitter-c-sharp) (maintained by @amaanq)
+- [x] [caddy](https://github.com/opa-oz/tree-sitter-caddy) (maintained by @opa-oz)
 - [x] [cairo](https://github.com/amaanq/tree-sitter-cairo) (maintained by @amaanq)
 - [x] [capnp](https://github.com/amaanq/tree-sitter-capnp) (maintained by @amaanq)
 - [x] [chatito](https://github.com/ObserverOfTime/tree-sitter-chatito) (maintained by @ObserverOfTime)
diff --git a/lockfile.json b/lockfile.json
index 46dca3835..a230a95e5 100644
--- a/lockfile.json
+++ b/lockfile.json
@@ -59,6 +59,9 @@
   "c_sharp": {
     "revision": "b5eb5742f6a7e9438bee22ce8026d6b927be2cd7"
   },
+  "caddy": {
+    "revision": "2686186edb61be47960431c93a204fb249681360"
+  },
   "cairo": {
     "revision": "6238f609bea233040fe927858156dee5515a0745"
   },
diff --git a/lua/nvim-treesitter/parsers.lua b/lua/nvim-treesitter/parsers.lua
index b4bbf751d..edbc003d5 100644
--- a/lua/nvim-treesitter/parsers.lua
+++ b/lua/nvim-treesitter/parsers.lua
@@ -233,6 +233,14 @@ list.c_sharp = {
   maintainers = { "@amaanq" },
 }
 
+list.caddy = {
+  install_info = {
+    url = "https://github.com/opa-oz/tree-sitter-caddy",
+    files = { "src/parser.c", "src/scanner.c" },
+  },
+  maintainers = { "@opa-oz" },
+}
+
 list.cairo = {
   install_info = {
     url = "https://github.com/amaanq/tree-sitter-cairo",
diff --git a/queries/caddy/folds.scm b/queries/caddy/folds.scm
new file mode 100644
index 000000000..fd7d23999
--- /dev/null
+++ b/queries/caddy/folds.scm
@@ -0,0 +1 @@
+(block) @fold
diff --git a/queries/caddy/highlights.scm b/queries/caddy/highlights.scm
new file mode 100644
index 000000000..47a170f76
--- /dev/null
+++ b/queries/caddy/highlights.scm
@@ -0,0 +1,55 @@
+(comment) @comment @spell
+
+[
+  (env)
+  (argv)
+  (block_variable)
+  (placeholder)
+] @constant
+
+(value) @variable
+
+(directive
+  (keyword) @attribute)
+
+(global_options
+  (option
+    (keyword) @attribute))
+
+(keyword) @keyword
+
+(boolean) @boolean
+
+(placeholder
+  [
+    "{"
+    "}"
+  ] @punctuation.special)
+
+(auto) @variable.builtin
+
+[
+  (string_literal)
+  (quoted_string_literal)
+  (address)
+] @string
+
+[
+  (matcher)
+  (route)
+  (snippet_name)
+] @string.special
+
+[
+  (numeric_literal)
+  (time)
+  (size)
+  (ip_literal)
+] @number
+
+[
+  "{"
+  "}"
+] @punctuation.bracket
+
+"," @punctuation.delimiter
diff --git a/queries/caddy/indents.scm b/queries/caddy/indents.scm
new file mode 100644
index 000000000..b746788ab
--- /dev/null
+++ b/queries/caddy/indents.scm
@@ -0,0 +1,8 @@
+(block) @indent.begin
+
+(block
+  "}" @indent.branch)
+
+(comment) @indent.auto
+
+(ERROR) @indent.auto
diff --git a/queries/caddy/injections.scm b/queries/caddy/injections.scm
new file mode 100644
index 000000000..2f0e58eb6
--- /dev/null
+++ b/queries/caddy/injections.scm
@@ -0,0 +1,2 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))