-struct result<struct layer_map> to_layer_map(nlohmann::json const &j) {
- try {
- layer_map stl{};
- auto m = j["mappings"];
-
- std::transform(std::cbegin(m), std::cend(m),
- std::inserter(stl.mapping, stl.mapping.end()),
- [](nlohmann::json const &j) {
- return std::pair<int, struct layer>(
- j.value("layer_id", -1), layer(j));
- });
-
- // TODO: add sanity checks here?
- // * check for double IDs
- // * check for double names/roles
-
- stl.layers.reserve(m.size());
- std::transform(std::cbegin(stl.mapping), std::cend(stl.mapping),
- std::back_inserter(stl.layers),
- [&stl](std::pair<int, struct layer> const &k) {
- stl.roles.emplace_back(
- std::make_pair(k.second.role, k.second.layer_id));
- return unsigned(k.second.layer_id);
- });
-
- std::sort(stl.layers.begin(), stl.layers.end());
-
- for (auto i : stl.mapping) {
- if (i.second.name.empty()) {
- return Err<struct layer_map>("Found mapping w/o name");
- }
- if (i.second.layer_id == -1) {
- return Err<struct layer_map>("Found invalid/unset IDs in mapping");
- }
- }
-
- auto msi = j.find("main_surface");
- if (msi != j.end()) {
- stl.main_surface_name = msi->value("surface_role", "");
- stl.main_surface = -1;
- }
-
- return Ok(stl);
- } catch (std::exception &e) {
- return Err<struct layer_map>(e.what());
- }
+struct result<struct layer_map> to_layer_map(nlohmann::json const &j)
+{
+ try
+ {
+ layer_map stl{};
+ auto m = j["mappings"];
+
+ std::transform(std::cbegin(m), std::cend(m),
+ std::inserter(stl.mapping, stl.mapping.end()),
+ [](nlohmann::json const &j) {
+ return std::pair<int, struct layer>(
+ j.value("layer_id", -1), layer(j));
+ });
+
+ // TODO: add sanity checks here?
+ // * check for double IDs
+ // * check for double names/roles
+
+ stl.layers.reserve(m.size());
+ std::transform(std::cbegin(stl.mapping), std::cend(stl.mapping),
+ std::back_inserter(stl.layers),
+ [&stl](std::pair<int, struct layer> const &k) {
+ stl.roles.emplace_back(
+ std::make_pair(k.second.role, k.second.layer_id));
+ return unsigned(k.second.layer_id);
+ });
+
+ std::sort(stl.layers.begin(), stl.layers.end());
+
+ for (auto i : stl.mapping)
+ {
+ if (i.second.name.empty())
+ {
+ return Err<struct layer_map>("Found mapping w/o name");
+ }
+ if (i.second.layer_id == -1)
+ {
+ return Err<struct layer_map>("Found invalid/unset IDs in mapping");
+ }
+ }
+
+ auto msi = j.find("main_surface");
+ if (msi != j.end())
+ {
+ stl.main_surface_name = msi->value("surface_role", "");
+ stl.main_surface = -1;
+ }
+
+ return Ok(stl);
+ }
+ catch (std::exception &e)
+ {
+ return Err<struct layer_map>(e.what());
+ }