boolean (PsiBuilder b, int l) { if (!recursion_guard_(b, l, "do_block")) return false; if (!nextTokenIs(b, DO)) return false; boolean r, p; Marker m = enter_section_(b, l, _NONE_, DO_BLOCK, null); r = consumeToken(b, DO); p = r; // pin = 1 r = r && report_error_(b, block_compound_list(b, l + 1)); r = p && consumeToken(b, DONE) && r; exit_section_(b, l, m, r, p, null); return r || p; }