message: Fix regex bug
diff: @@ -220,7 +220,7 @@ export abstract class CMakeDriver implements vscode.Disposable {
  subs.set(full, repl);
  }
  - const env2_re = /\$\{env.(.+?)\}/g;
  + const env2_re = /\$\{env\.(.+?)\}/g;
  while ((mat = env2_re.exec(instr))) {
  const full = mat[0];
  const varname = mat[1];
  