message: Don't highlight anything after typing `:s/`
diff: @@ -278,7 +278,10 @@ export class SubstituteCommand extends ExCommand {
  const showReplacements = this.arguments.pattern?.closed && configuration.inccommand;
  - const matches = pattern?.allMatches(vimState, { lineRange }) ?? [];
  + let matches: PatternMatch[] = [];
  + if (pattern?.patternString) {
  + matches = pattern.allMatches(vimState, { lineRange });
  + }
  const global =
  (configuration.gdefault || configuration.substituteGlobalFlag) !==
  