switch to tree-sitter-ron (#8624)

languages.toml

@@ -1689,7 +1689,10 @@ file-types = ["ron"]
 roots = []
 comment-token = "//"
 indent = { tab-width = 4, unit = "    " }
-grammar = "rust"
+
+[[grammar]]
+name = "ron"
+source = { git = "https://github.com/zee-editor/tree-sitter-ron", rev = "7762d709a0f7c1f9e269d0125a2e8a7a69006146" }
 
 [[language]]
 name = "robot"

runtime/queries/ron/highlights.scm

@@ -1 +1,43 @@
-; inherits: rust
+; Literals
+;------------
+
+(string) @string
+(boolean) @constant.builtin.boolean
+(integer) @constant.numeric.integer
+(float) @constant.numeric.float
+(char) @constant.character
+
+; Structs
+;------------
+
+(enum_variant) @type.enum.variant
+(struct_entry (_) @variable.other.member ":")
+(struct_name (identifier)) @type
+
+
+
+
+; Comments
+;------------
+
+(line_comment) @comment.line
+(block_comment) @comment.block
+
+
+; Punctuation
+;------------
+
+"," @punctuation.delimiter
+":" @punctuation.delimiter
+
+"(" @punctuation.bracket
+")" @punctuation.bracket
+"[" @punctuation.bracket
+"]" @punctuation.bracket
+"{" @punctuation.bracket
+"}" @punctuation.bracket
+
+
+; Special
+;------------
+(escape_sequence) @constant.character.escape

runtime/queries/ron/indents.scm

@@ -1 +1,12 @@
-; inherits: rust
+[
+  (array)
+  (map)
+  (tuple)
+  (struct)
+] @indent
+
+[
+  "}"
+  "]"
+  ")"
+] @outdent

runtime/queries/ron/injections.scm

@@ -1 +1,2 @@
-; inherits: rust
+([(line_comment) (block_comment)] @injection.content
+ (#set! injection.language "comment"))