Crystal language support (#4993)

1 files changed, 66 insertions, 0 deletions

diff --git a/runtime/queries/crystal/highlights.scm b/runtime/queries/crystal/highlights.scm
new file mode 100644
index 00000000..33a53e7f
--- /dev/null
+++ b/runtime/queries/crystal/highlights.scm
@@ -0,0 +1,66 @@
+[
+  "class"
+  "struct"
+  "module"
+
+  "def"
+  "alias"
+  "do"
+  "end"
+
+  "require"
+  "include"
+  "extend"
+] @keyword
+
+[
+  "[" "]"
+  "(" ")"
+  "{" "}"
+] @punctuation.bracket
+
+(operator) @operator
+
+(comment) @comment
+
+; literals
+
+(nil) @constant.builtin
+(bool) @constant.builtin.boolean
+
+(integer) @constant.numeric.integer
+(float) @constant.numeric.float
+
+[
+  (string)
+  (char)
+  (commandLiteral)
+] @string
+
+(symbol) @string.special.symbol
+
+(regex) @string.special.regex
+
+; variables
+
+(local_variable) @variable
+
+[
+  (instance_variable)
+  (class_variable)
+] @variable.other.member
+
+(constant) @constant
+
+; type defintitions
+
+(type_identifier) @constructor
+
+; method definition/call
+(identifier) @function.method
+
+; types
+(generic_type) @type
+(union_type) @type
+(type_identifier) @type
+