boolean (PsiBuilder b, int l) { if (!recursion_guard_(b, l, "composed_var_inner")) return false; if (!nextTokenIs(b, "", LEFT_CURLY, LEFT_PAREN)) return false; boolean r; r = arithmetic_expansion(b, l + 1); if (!r) r = subshell_command(b, l + 1); if (!r) r = shell_parameter_expansion(b, l + 1); return r; }