Update glimmer queries from plugin

Maybe there is a way to read this file from the plugin directly?

queries/glimmer/highlights.scm

@@ -1,10 +1,9 @@
-;; By @alexlafroscia (https://github.com/alexlafroscia/tree-sitter-glimmer)
-;; Licensed under MIT
-;; Modified for nvim-treesitter
+; === Tag Names ===
 
 ; Tags that start with a lower case letter are HTML tags
+; We'll also use this highlighting for named blocks (which start with `:`)
 ((tag_name) @tag
-  (#match? @tag "^[a-z]"))
+  (#match? @tag "^(:)?[a-z]"))
 ; Tags that start with a capital letter are Glimmer components
 ((tag_name) @constructor
   (#match? @constructor "^[A-Z]"))
@@ -15,16 +14,68 @@
 (number_literal) @number
 (boolean_literal) @boolean
 
+(concat_statement) @string
+
+; === Block Statements ===
+
+; Highlight the brackets
+(block_statement_start) @tag.delimiter
+(block_statement_end) @tag.delimiter
+
+; Highlight `if`/`each`/`let`
+((block_statement_start path: (identifier) @conditional)
+  (#match? @conditional "^(if|each|let)$"))
+((block_statement_end path: (identifier) @conditional)
+  (#match? @conditional "^(if|each|let)$"))
+((mustache_statement (identifier) @conditional)
+ (#match? @conditional "else"))
+
 ; == Mustache Statements ===
 
 ; Hightlight the whole statement, to color brackets and separators
 (mustache_statement) @tag.delimiter
 
-; Generic identifiers are variables
-(identifier) @variable
+; An identifier in a mustache expression is a variable
+((mustache_statement [
+  (path_expression (identifier) @variable)
+  (identifier) @variable
+  ])
+  (#not-match? @variable "yield|outlet|this|else"))
+; As are arguments in a block statement
+(block_statement_start argument: [
+  (path_expression (identifier) @variable)
+  (identifier) @variable
+  ])
+; As is an identifier in a block param
+(block_params (identifier) @variable)
+; As are helper arguments
+(helper_invocation argument: [
+  (path_expression (identifier) @variable)
+  (identifier) @variable
+  ])
+; `this` should be highlighted as a built-in variable
+((mustache_statement [
+  (path_expression (identifier) @variable.builtin)
+  (identifier) @variable.builtin
+  ])
+  (#match? @variable.builtin "this"))
+
+; If the identifier is just "yield" or "outlet", it's a keyword
+((mustache_statement (identifier) @keyword)
+  (#match? @keyword "yield|outlet"))
+
 ; Helpers are functions
-;TODO: does not exist
-;;(helper_identifier) @function
+((helper_invocation helper: [
+  (path_expression (identifier) @function)
+  (identifier) @function
+  ])
+  (#not-match? @function "if|yield"))
+((helper_invocation helper: (identifier) @conditional)
+  (#match? @conditional "if"))
+((helper_invocation helper: (identifier) @keyword)
+  (#match? @keyword "yield"))
+
+(hash_pair key: (identifier) @property)
 
 (comment_statement) @comment