Function unsetFilter

plugins/debug.cpp:959–998

Handler for debugfilter unset

//! Handler for debugfilter unset
static command_result unsetFilter(color_ostream& out,
        std::vector<std::string>& parameters)
{
    std::set<DebugCategory*> modified;
    std::vector<FilterManager::iterator> toErase;
    return applyFilterIds(out,parameters,"unset",
            // Per item
            [&modified, &toErase](FilterManager::iterator& iter) -> bool {
                Filter& filter = iter->second;
                if (filter.enabled()) {
                    auto& catMan = DebugManager::getInstance();
                    for (DebugCategory* cat: catMan) {
                        if (filter.remove(*cat))
                            modified.emplace(cat);
                    }
                }
                toErase.emplace_back(iter);
                return false;
            },
            // After list
            [&modified,&toErase,&out]() {
                auto& filMan = FilterManager::getInstance();
                bool mustSave = false;
                for (auto iter: toErase) {
                    mustSave = mustSave || iter->second.persistent();
                    filMan.erase(iter);
                }

                for (DebugCategory* cat: modified) {
                    // Reset filtering back to default
                    cat->allowed(DebugCategory::LWARNING);
                    // Reapply all remaining filters
                    for (auto& filterPair: filMan)
                        filterPair.second.applyAgain(*cat);
                }
                if (mustSave)
                    return FilterManager::getInstance().saveConfig(out);
                return CR_OK;
            });
}

static const int welement = 16;
static const int wsetting = 12;