1 files changed, 56 insertions, 0 deletions
diff --git a/runtime/queries/javascript/highlights.scm b/runtime/queries/javascript/highlights.scm
new file mode 100644
index 000000000..257a731ad
--- /dev/null
+++ b/runtime/queries/javascript/highlights.scm
@@ -0,0 +1,56 @@
+; inherits: ecma,jsx
+
+; Parameters
+(formal_parameters
+  (identifier) @variable.parameter)
+
+(formal_parameters
+  (rest_pattern
+    (identifier) @variable.parameter))
+
+; ({ a }) => null
+(formal_parameters
+  (object_pattern
+    (shorthand_property_identifier_pattern) @variable.parameter))
+
+; ({ a = b }) => null
+(formal_parameters
+  (object_pattern
+    (object_assignment_pattern
+      (shorthand_property_identifier_pattern) @variable.parameter)))
+
+; ({ a: b }) => null
+(formal_parameters
+  (object_pattern
+    (pair_pattern
+      value: (identifier) @variable.parameter)))
+
+; ([ a ]) => null
+(formal_parameters
+  (array_pattern
+    (identifier) @variable.parameter))
+
+; ({ a } = { a }) => null
+(formal_parameters
+  (assignment_pattern
+    (object_pattern
+      (shorthand_property_identifier_pattern) @variable.parameter)))
+
+; ({ a = b } = { a }) => null
+(formal_parameters
+  (assignment_pattern
+    (object_pattern
+      (object_assignment_pattern
+        (shorthand_property_identifier_pattern) @variable.parameter))))
+
+; a => null
+(arrow_function
+  parameter: (identifier) @variable.parameter)
+
+; optional parameters
+(formal_parameters
+  (assignment_pattern
+    left: (identifier) @variable.parameter))
+
+; punctuation
+(optional_chain) @punctuation.delimiter