static void format_collection( JsonIn &jsin, JsonOut &jsout, int depth,
std::function<void(JsonIn &, JsonOut &, int, bool )>write_func )
{
if( depth > 1 ) {
// We're backtracking by storing jsin and jsout state before formatting
// and restoring it afterwards if necessary.
int in_start_pos = jsin.tell();
bool ate_seperator = jsin.get_ate_separator();
int out_start_pos = jsout.tell();
bool need_separator = jsout.get_need_separator();
write_func( jsin, jsout, depth, false );
if( jsout.tell() - out_start_pos <= 120 ) {
// Line is short enough, so we're done.
return;
} else {
// Reset jsin and jsout to their initial state,
// and we'll serialize while forcing wrapping.
jsin.seek( in_start_pos );
jsin.set_ate_separator( ate_seperator );
jsout.seek( out_start_pos );
if( need_separator ) {
jsout.set_need_separator();
}
}
}
write_func( jsin, jsout, depth, true );
}
