Failure to colour unmatched parenthesis/bracket/brace as error

[abrudz]

Describe the issue you are having

Failure to colour unmatched parenthesis and bracket as error

How do you reproduce the issue?

1. Type ([{' (remove closing chars if relevant
2. Notice that only the quote gets error colour (default: red)

Paste the contents of Help → About (Shift+F1)

IDE:
  Version: 4.7.4269
  Electron: 34.5.5
  Chrome: 132.0.6834.210
  Node: 20.19.1
  Platform: win32-ia32
  Date: 2025-12-17 10:31:14 +0000
  Git commit: eff4fe6a791865afcdc93ac5a37f4678f3d2a94b
  Preferences:{
    "defaultConfig":"v20.0",
    "kbdLocale":"en_US",
    "presetsCreated":"[\"C:\\\\Program Files\\\\Dyalog\\\\Dyalog APL-64 21.0 Unicode\\\\dyalog.exe\",\"C:\\\\Program Files\\\\Dyalog\\\\Dyalog APL-64 20.0 Unicode\\\\dyalog.exe\",\"C:\\\\Users\\\\adam\\\\AppData\\\\Local\\\\Programs\\\\Dyalog\\\\Dyalog APL 19.0 Classic\\\\dyalog.exe\"]",
    "zoom":"7"
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Interpreter:
  Version: 20.0.52966
  Platform: Windows-64
  Edition: Unicode/64
  Date: Dec 21 2025 at 18:34:56