boolean (PsiBuilder b, int l) { if (!recursion_guard_(b, l, "marker_var")) return false; boolean r; Marker m = enter_section_(b, l, _NONE_, MARKER_VAR, "<marker var>"); r = consumeToken(b, ENV_VAR); if (!r) r = python_str(b, l + 1); exit_section_(b, l, m, r, false, null); return r; }