1 files changed, 27 insertions, 28 deletions

diff --git a/runtime/queries/scheme/highlights.scm b/runtime/queries/scheme/highlights.scm
index 3b7a4275..46819374 100644
--- a/runtime/queries/scheme/highlights.scm
+++ b/runtime/queries/scheme/highlights.scm
@@ -2,29 +2,40 @@
 (character) @constant.character
 (boolean) @constant.builtin.boolean
 
-[(string)
- (character)] @string
+(string) @string
 
 (escape_sequence) @constant.character.escape
 
-[(comment)
- (block_comment)
- (directive)] @comment
+(comment) @comment.line
+(block_comment) @comment.block
+(directive) @keyword.directive
 
-[(boolean)
- (character)] @constant
+; operators
 
-((symbol) @function.builtin
- (#match? @function.builtin "^(eqv\\?|eq\\?|equal\\?)")) ; TODO
+((symbol) @operator
+ (#match? @operator "^(\\+|-|\\*|/|=|>|<|>=|<=)$"))
 
 ; keywords
 
-((symbol) @keyword.conditional
- (#match? @keyword.conditional "^(if|cond|case|when|unless)$"))
+(list
+  .
+  ((symbol) @keyword.conditional
+   (#match? @keyword.conditional "^(if|cond|case|when|unless)$"
+  )))
  
-((symbol) @keyword
- (#match? @keyword
-  "^(define|lambda|begin|do|define-syntax|and|or|if|cond|case|when|unless|else|=>|let|let*|let-syntax|let-values|let*-values|letrec|letrec*|letrec-syntax|set!|syntax-rules|identifier-syntax|quote|unquote|quote-splicing|quasiquote|unquote-splicing|delay|assert|library|export|import|rename|only|except|prefix)$"))
+(list
+  .
+  (symbol) @keyword
+  (#match? @keyword
+   "^(define-syntax|let\\*|lambda|λ|case|=>|quote-splicing|unquote-splicing|set!|let|letrec|letrec-syntax|let-values|let\\*-values|do|else|define|cond|syntax-rules|unquote|begin|quote|let-syntax|and|if|quasiquote|letrec|delay|or|when|unless|identifier-syntax|assert|library|export|import|rename|only|except|prefix)$"
+   ))
+
+(list
+  .
+  (symbol) @function.builtin
+  (#match? @function.builtin
+   "^(caar|cadr|call-with-input-file|call-with-output-file|cdar|cddr|list|open-input-file|open-output-file|with-input-from-file|with-output-to-file|\\*|\\+|-|/|<|<=|=|>|>=|abs|acos|angle|append|apply|asin|assoc|assq|assv|atan|boolean\\?|caaaar|caaadr|caaar|caadar|caaddr|caadr|cadaar|cadadr|cadar|caddar|cadddr|caddr|call-with-current-continuation|call-with-values|car|cdaaar|cdaadr|cdaar|cdadar|cdaddr|cdadr|cddaar|cddadr|cddar|cdddar|cddddr|cdddr|cdr|ceiling|char->integer|char-alphabetic\\?|char-ci<=\\?|char-ci<\\?|char-ci=\\?|char-ci>=\\?|char-ci>\\?|char-downcase|char-lower-case\\?|char-numeric\\?|char-ready\\?|char-upcase|char-upper-case\\?|char-whitespace\\?|char<=\\?|char<\\?|char=\\?|char>=\\?|char>\\?|char\\?|close-input-port|close-output-port|complex\\?|cons|cos|current-error-port|current-input-port|current-output-port|denominator|display|dynamic-wind|eof-object\\?|eq\\?|equal\\?|eqv\\?|eval|even\\?|exact->inexact|exact\\?|exp|expt|floor|flush-output|for-each|force|gcd|imag-part|inexact->exact|inexact\\?|input-port\\?|integer->char|integer\\?|interaction-environment|lcm|length|list->string|list->vector|list-ref|list-tail|list\\?|load|log|magnitude|make-polar|make-rectangular|make-string|make-vector|map|max|member|memq|memv|min|modulo|negative\\?|newline|not|null-environment|null\\?|number->string|number\\?|numerator|odd\\?|output-port\\?|pair\\?|peek-char|positive\\?|procedure\\?|quotient|rational\\?|rationalize|read|read-char|real-part|real\\?|remainder|reverse|round|scheme-report-environment|set-car!|set-cdr!|sin|sqrt|string|string->list|string->number|string->symbol|string-append|string-ci<=\\?|string-ci<\\?|string-ci=\\?|string-ci>=\\?|string-ci>\\?|string-copy|string-fill!|string-length|string-ref|string-set!|string<=\\?|string<\\?|string=\\?|string>=\\?|string>\\?|string\\?|substring|symbol->string|symbol\\?|tan|transcript-off|transcript-on|truncate|values|vector|vector->list|vector-fill!|vector-length|vector-ref|vector-set!|vector\\?|write|write-char|zero\\?)$"
+   ))
 
 ; special forms
 
@@ -47,26 +58,16 @@
  .
  (list
    (list
-     (symbol) @variable))
+     (symbol) @variable.parameter))
  (#match? @_f
   "^(let|let\\*|let-syntax|let-values|let\\*-values|letrec|letrec\\*|letrec-syntax)$"))
 
-; operators
-
-(list
-  .
-  (symbol) @operator
-  (#match? @operator "^([+*/<>=-]|(<=)|(>=))$"))
-  
 ; quote
 
-(abbreviation
-  "'" (symbol)) @constant
-
 (list
  .
  (symbol) @_f
- (#eq? @_f "quote")) @symbol
+ (#eq? @_f "quote")) @string.symbol
 
 ; library
 
@@ -89,12 +90,10 @@
 ((symbol) @variable.builtin
  (#eq? @variable.builtin "..."))
 
-(symbol) @variable
 ((symbol) @variable.builtin
  (#eq? @variable.builtin "."))
 
 (symbol) @variable
 
-
 ["(" ")" "[" "]" "{" "}"] @punctuation.bracket