3 files changed, 138 insertions, 0 deletions
diff --git a/runtime/queries/_javascript/highlights.scm b/runtime/queries/_javascript/highlights.scm
new file mode 100644
index 00000000..8b0bbb94
--- /dev/null
+++ b/runtime/queries/_javascript/highlights.scm
@@ -0,0 +1,36 @@
+; Function and method parameters
+;-------------------------------
+
+; Javascript and Typescript Treesitter grammars deviate when defining the
+; tree structure for parameters, so we need to address them in each specific
+; language instead of ecma.
+
+; (p)
+(formal_parameters 
+  (identifier) @variable.parameter)
+
+; (...p)
+(formal_parameters
+  (rest_pattern
+    (identifier) @variable.parameter))
+
+; ({ p })
+(formal_parameters
+  (object_pattern
+    (shorthand_property_identifier_pattern) @variable.parameter))
+
+; ({ a: p })
+(formal_parameters
+  (object_pattern
+    (pair_pattern
+      value: (identifier) @variable.parameter)))
+
+; ([ p ])
+(formal_parameters
+  (array_pattern
+    (identifier) @variable.parameter))
+
+; (p = 1)
+(formal_parameters
+  (assignment_pattern
+    left: (identifier) @variable.parameter))
diff --git a/runtime/queries/_javascript/locals.scm b/runtime/queries/_javascript/locals.scm
new file mode 100644
index 00000000..94356616
--- /dev/null
+++ b/runtime/queries/_javascript/locals.scm
@@ -0,0 +1,14 @@
+; Definitions
+;------------
+; Javascript and Typescript Treesitter grammars deviate when defining the
+; tree structure for parameters, so we need to address them in each specific
+; language instead of ecma.
+
+; (i)
+(formal_parameters 
+  (identifier) @local.definition)
+
+; (i = 1)
+(formal_parameters 
+  (assignment_pattern
+    left: (identifier) @local.definition))
diff --git a/runtime/queries/_javascript/tags.scm b/runtime/queries/_javascript/tags.scm
new file mode 100644
index 00000000..a7bbd311
--- /dev/null
+++ b/runtime/queries/_javascript/tags.scm
@@ -0,0 +1,88 @@
+(
+  (comment)* @doc
+  .
+  (method_definition
+    name: (property_identifier) @name) @definition.method
+  (#not-eq? @name "constructor")
+  (#strip! @doc "^[\\s\\*/]+|^[\\s\\*/]$")
+  (#select-adjacent! @doc @definition.method)
+)
+
+(
+  (comment)* @doc
+  .
+  [
+    (class
+      name: (_) @name)
+    (class_declaration
+      name: (_) @name)
+  ] @definition.class
+  (#strip! @doc "^[\\s\\*/]+|^[\\s\\*/]$")
+  (#select-adjacent! @doc @definition.class)
+)
+
+(
+  (comment)* @doc
+  .
+  [
+    (function
+      name: (identifier) @name)
+    (function_declaration
+      name: (identifier) @name)
+    (generator_function
+      name: (identifier) @name)
+    (generator_function_declaration
+      name: (identifier) @name)
+  ] @definition.function
+  (#strip! @doc "^[\\s\\*/]+|^[\\s\\*/]$")
+  (#select-adjacent! @doc @definition.function)
+)
+
+(
+  (comment)* @doc
+  .
+  (lexical_declaration
+    (variable_declarator
+      name: (identifier) @name
+      value: [(arrow_function) (function)]) @definition.function)
+  (#strip! @doc "^[\\s\\*/]+|^[\\s\\*/]$")
+  (#select-adjacent! @doc @definition.function)
+)
+
+(
+  (comment)* @doc
+  .
+  (variable_declaration
+    (variable_declarator
+      name: (identifier) @name
+      value: [(arrow_function) (function)]) @definition.function)
+  (#strip! @doc "^[\\s\\*/]+|^[\\s\\*/]$")
+  (#select-adjacent! @doc @definition.function)
+)
+
+(assignment_expression
+  left: [
+    (identifier) @name
+    (member_expression
+      property: (property_identifier) @name)
+  ]
+  right: [(arrow_function) (function)]
+) @definition.function
+
+(pair
+  key: (property_identifier) @name
+  value: [(arrow_function) (function)]) @definition.function
+
+(
+  (call_expression
+    function: (identifier) @name) @reference.call
+  (#not-match? @name "^(require)$")
+)
+
+(call_expression
+  function: (member_expression
+    property: (property_identifier) @name)
+  arguments: (_) @reference.call)
+
+(new_expression
+  constructor: (_) @name) @reference.class