feat: add scss parser

lua/nvim-treesitter/parsers.lua

@@ -186,6 +186,14 @@ list.css = {
   maintainers = {"@TravonteD"},
 }
 
+list.scss = {
+  install_info = {
+    url = "https://github.com/serenadeai/tree-sitter-scss",
+    files = { "src/parser.c", "src/scanner.c" },
+    requires_generate_from_grammar  = true,
+  },
+}
+
 list.erlang = {
   install_info = {
     url = "https://github.com/AbstractMachinesLab/tree-sitter-erlang",

queries/scss/highlights.scm

@@ -0,0 +1,39 @@
+; inherits: css
+
+[
+  "@mixin"
+  "@media"
+  "@while"
+  "@each"
+  "@include"
+] @keyword
+
+(function_name) @function
+
+
+[
+  ">="
+  "<="
+] @operator
+
+
+(mixin_statement (name) @function)
+(mixin_statement (parameters (parameter) @parameter))
+(plain_value) @string
+(keyword_query) @function
+(identifier) @variable
+(variable_name) @variable
+
+(each_statement (key) @parameter)
+(each_statement (value) @parameter)
+(each_statement (variable_value) @parameter)
+
+(argument) @parameter
+(arguments (variable_value) @parameter)
+
+[
+  "["
+  "]"
+] @punctuation.bracket
+
+(include_statement (identifier) @function)

queries/scss/indents.scm

@@ -0,0 +1,7 @@
+; inherits: css
+
+[
+ (mixin_statement)
+ (while_statement)
+ (each_statement)
+] @indent