Fix #307: Use and document TSVariable/TSVariableBuiltin in all languages

doc/nvim-treesitter.txt

@@ -736,6 +736,14 @@ Literal text.
                                                                     *hl-TSURI*
 Any URI like a link or email.
 
+`TSVariable`
+                                                               *hl-TSVariable*
+Any variable name that does not have another highlight.
+
+`TSVariableBuiltin`
+                                                        *hl-TSVariableBuiltin*
+Variable names that are defined by the languages, like `this` or `self`.
+
 ==============================================================================
 MODULE-HIGHLIGHTS                          *nvim-treesitter-module-highlights*
 

queries/c/highlights.scm

@@ -1,3 +1,5 @@
+(identifier) @variable
+
 [
   "const"
   "default"

queries/c_sharp/highlights.scm

@@ -1,3 +1,4 @@
+(identifier) @variable
 
 (method_declaration
   name: (identifier) @method)

queries/cpp/highlights.scm

@@ -77,7 +77,7 @@
 
 ; Constants
 
-(this) @constant.builtin
+(this) @variable.builtin
 (nullptr) @constant
 
 (true) @boolean

queries/java/highlights.scm

@@ -1,7 +1,10 @@
 ; CREDITS @maxbrunsfeld (maxbrunsfeld@gmail.com)
 
-; Methods
+; Variables
 
+(identifier) @variable
+
+; Methods
 
 (method_declaration
   name: (identifier) @method)
@@ -105,7 +108,7 @@
 ((identifier) @constant
   (#vim-match? @constant "^_*[A-Z][A-Z\d_]+"))
 
-(this) @constant.builtin
+(this) @variable.builtin
 
 ; Literals
 

queries/javascript/highlights.scm

@@ -2,6 +2,10 @@
 
 ; Javascript
 
+; Variables
+;-----------
+(identifier) @variable
+
 ; Properties
 ;-----------
 

queries/lua/highlights.scm

@@ -91,6 +91,9 @@
  "}"
 ] @punctuation.bracket
 
+;; Variables
+(identifier) @variable
+
 ;; Constants
 [
 (false)

queries/php/highlights.scm

@@ -1,3 +1,7 @@
+; Variables
+
+(variable_name) @variable
+
 ; Types
 
 [

queries/python/highlights.scm

@@ -1,6 +1,9 @@
 ;; From tree-sitter-python licensed under MIT License
 ; Copyright (c) 2016 Max Brunsfeld
 
+; Variables
+(identifier) @variable
+
 ; Reset highlighing in f-string interpolations
 (interpolation) @Normal
 
@@ -105,8 +108,8 @@
 
 (none) @constant.builtin
 [(true) (false)] @boolean
-((identifier) @constant.builtin
- (#match? @constant.builtin "self"))
+((identifier) @variable.builtin
+ (#match? @variable.builtin "self"))
 
 (integer) @number
 (float) @float
@@ -232,8 +235,8 @@
 ((class_definition
   body: (block
           (function_definition
-            parameters: (parameters . (identifier) @constant.builtin))))
- (#vim-match? @constant.builtin "^(self|obj|cls)$"))
+            parameters: (parameters . (identifier) @variable.builtin))))
+ (#vim-match? @variable.builtin "^(self|obj|cls)$"))
 
 ;; Error
 (ERROR) @error

queries/ruby/highlights.scm

@@ -1,3 +1,6 @@
+; Variables
+(identifier) @variable
+
 ; Keywords
 
 [
@@ -100,7 +103,7 @@
 [
  (self)
  (super)
- ] @constant.builtin
+ ] @variable.builtin
 
 (method_parameters (identifier) @parameter)
 (lambda_parameters (identifier) @parameter)