fix(highlights): Add TSNamespace highlight

Start adding highlights for
     - C++
     - Rust (including other scoped_identifier/scoped_type_identifier fixes)
     - JS (only namespace_import)

Addresses #516

queries/cpp/highlights.scm

@@ -28,14 +28,16 @@
   name: (scoped_identifier
     name: (identifier) @function))
 
-(namespace_identifier) @constant
 
 ((identifier) @type (#match? @type "^[A-Z]"))
 
+(namespace_identifier) @namespace
 ((namespace_identifier) @type
                         (#match? @type "^[A-Z]"))
 ((namespace_identifier) @constant
                         (#match? @constant "^[A-Z][A-Z_0-9]*$"))
+(namespace_definition
+  name: (identifier) @namespace)
 
 (destructor_name
   name: (_) @function)

queries/javascript/highlights.scm

@@ -90,6 +90,11 @@
   (rest_parameter
     (identifier) @parameter))
 
+; Variables
+;----------
+(namespace_import
+  (identifier) @namespace)
+
 ; Literals
 ;---------
 

queries/ocaml/highlights.scm

@@ -1,7 +1,7 @@
 ; Modules
 ;--------
 
-[(module_name) (module_type_name)] @structure
+[(module_name) (module_type_name)] @namespace
 
 ; Types
 ;------

queries/rust/highlights.scm

@@ -13,11 +13,15 @@
 (type_identifier) @type
 (primitive_type) @type.builtin
 (field_identifier) @field
-
+(mod_item
+ name: (identifier) @namespace)
 
 ; Function calls
 (call_expression
   function: (identifier) @function)
+(call_expression
+  function: (scoped_identifier 
+              (identifier) @function .))
 (call_expression
   function: (field_expression
     field: (field_identifier) @function))
@@ -36,6 +40,16 @@
  (#match? @constant "^[A-Z]"))
 
 ; Assume that uppercase names in paths are types
+(scoped_identifier
+  path: (identifier) @namespace)
+(scoped_identifier
+ (scoped_identifier
+  name: (identifier) @namespace))
+(scoped_type_identifier
+  path: (identifier) @namespace)
+(scoped_type_identifier
+ (scoped_identifier
+  name: (identifier) @namespace))
 ((scoped_identifier
   path: (identifier) @type)
  (#match? @type "^[A-Z]"))
@@ -43,6 +57,13 @@
     name: (identifier) @type)
  (#match? @type "^[A-Z]"))
 
+(crate) @namespace
+(scoped_use_list
+  path: (identifier) @namespace)
+(scoped_use_list
+  path: (scoped_identifier
+            (identifier) @namespace))
+(use_list (scoped_identifier (identifier) @namespace . (_)))
 (use_list (identifier) @type (#match? @type "^[A-Z]"))
 (use_as_clause alias: (identifier) @type (#match? @type "^[A-Z]"))
 
@@ -60,8 +81,10 @@
   (#eq? @type "derive"))
 
 (macro_invocation
-  macro: (identifier) @function.macro
-  "!" @function.macro)
+  macro: (identifier) @function.macro)
+(macro_invocation
+  macro: (scoped_identifier
+           (identifier) @function.macro .))
 
 ; Function definitions
 
@@ -99,6 +122,11 @@
 
 (self) @variable.builtin
 
+[
+ "use"
+ "mod"
+] @include
+
 [
 "break"
 "const"
@@ -111,7 +139,6 @@
 "let"
 "macro_rules!"
 "match"
-"mod"
 "move"
 "pub"
 "ref"
@@ -124,7 +151,6 @@
 "unsafe"
 "async"
 "await"
-"use"
 "where"
 (mutable_specifier)
 (super)