Use 'using std::set'

include/cantera/base/AnyMap.h

@@ -476,7 +476,7 @@ class AnyMap : public AnyBase
 
     //! Return an unordered set of keys
     //! @since New in %Cantera 3.0.
-    std::set<std::string> keys() const;
+    set<string> keys() const;
 
     //! Set a metadata value that applies to this AnyMap and its children.
     //! Mainly for internal use in reading or writing from files.

src/base/AnyMap.cpp

@@ -1461,9 +1461,9 @@ std::string AnyMap::keys_str() const
     return to_string(b);
 }
 
-std::set<std::string> AnyMap::keys() const
+set<string> AnyMap::keys() const
 {
-    std::set<std::string> out;
+    set<string> out;
     auto iter = this->begin();
     while (iter != this->end()) {
         out.insert(iter->first);

src/base/YamlWriter.cpp

@@ -73,7 +73,7 @@ std::string YamlWriter::toYamlString() const
     output["date"].setLoc(-2, 0);
 
     // Add remaining header information, ignoring obsolete information
-    std::set<std::string> exclude = {
+    set<string> exclude = {
         "description", "generator", "cantera-version", "git-commit", "date"};
     for (const auto& [key, value] : m_header) {
         if (!exclude.count(key)) {

src/base/application.h

@@ -437,9 +437,8 @@ class Application
     //! Versions of Python to consider when attempting to load user extensions
     vector<string> m_pythonSearchVersions = {"3.11", "3.10", "3.9", "3.8"};
 
-    //! Vector of deprecation warnings that have been emitted (to suppress
-    //! duplicates)
-    std::set<std::string> warnings;
+    //! Set of deprecation warnings that have been emitted (to suppress duplicates)
+    set<string> warnings;
 
     bool m_suppress_deprecation_warnings = false;
     bool m_fatal_deprecation_warnings = false;
@@ -448,7 +447,7 @@ class Application
     bool m_fatal_warnings = false;
     bool m_use_legacy_rate_constants = false;
 
-    std::set<std::pair<std::string, std::string>> m_loaded_extensions;
+    set<pair<string, string>> m_loaded_extensions;
 
     ThreadMessages pMessenger;
 

src/oneD/Domain1D.cpp

@@ -112,7 +112,7 @@ AnyMap Domain1D::getMeta() const
     auto wrap_tols = [this](const vector_fp& tols) {
         // If all tolerances are the same, just store the scalar value.
         // Otherwise, store them by component name
-        std::set<double> unique_tols(tols.begin(), tols.end());
+        set<double> unique_tols(tols.begin(), tols.end());
         if (unique_tols.size() == 1) {
             return AnyValue(tols[0]);
         } else {

src/oneD/StFlow.cpp

@@ -737,7 +737,7 @@ AnyMap StFlow::getMeta() const
         state["emissivity-right"] = m_epsilon_right;
     }
 
-    std::set<bool> energy_flags(m_do_energy.begin(), m_do_energy.end());
+    set<bool> energy_flags(m_do_energy.begin(), m_do_energy.end());
     if (energy_flags.size() == 1) {
         state["energy-enabled"] = m_do_energy[0];
     } else {
@@ -746,7 +746,7 @@ AnyMap StFlow::getMeta() const
 
     state["Soret-enabled"] = m_do_soret;
 
-    std::set<bool> species_flags(m_do_species.begin(), m_do_species.end());
+    set<bool> species_flags(m_do_species.begin(), m_do_species.end());
     if (species_flags.size() == 1) {
         state["species-enabled"] = m_do_species[0];
     } else {

src/thermo/Species.cpp

@@ -125,7 +125,7 @@ unique_ptr<Species> newSpecies(const AnyMap& node)
 
     // Store input parameters in the "input" map, unless they are stored in a
     // child object
-    const static std::set<std::string> known_keys{
+    const static set<string> known_keys{
         "thermo", "transport"
     };
     s->input.setUnits(node.units());