fix paren coloring

racket · Jul 14, 2024 · e8490a6 · e8490a6
1 parent 96bf0fc
commit e8490a6
Showing 1 changed file with 13 additions and 6 deletions.
diff --git a/gui-lib/framework/private/color.rkt b/gui-lib/framework/private/color.rkt
@@ -961,12 +961,19 @@ added get-regions
                (define color (vector-ref paren-colors depth))
                (cond
                  [(zero? invisible-paren-count)
-                  (when (send (lexer-state-parens ls) is-open-pos? (- start (lexer-state-start-pos ls)))
-                    (define-values (start-inner end-inner error-inner)
-                      (send (lexer-state-parens ls) match-forward (- start (lexer-state-start-pos ls))))
-                    (unless error-inner
-                      (seq-loop (+ start-inner 1) (- end-inner 1) (+ depth 1))
-                      (seq-loop (+ end-inner 1) (- end-position 1) depth)
+                  (define-values (start-inner end-inner error-inner)
+                    (send (lexer-state-parens ls) match-forward (- start (lexer-state-start-pos ls))))
+                  (when (or (not (zero? invisible-paren-opens))
+                            (not (zero? invisible-paren-closes))
+                            start-inner)
+                    (cond
+                      [start-inner
+                       (seq-loop (+ start-inner 1) (- end-inner 1) (+ depth 1))
+                       (seq-loop (+ end-inner 1) (- end-position 1) depth)]
+                      [else
+                       (seq-loop (+ outermost-start 1) (- outermost-end 1) (+ depth 1))]))
+                  (unless error-inner
+                    (when (and start-inner end-inner)
                       (highlight ls start-inner end-inner caret-pos color priority)))]
                  [else
                   (define-values (start-inner end-inner error-inner)