update formatters

.github/workflows/build.yml

@@ -13,6 +13,15 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Restore Conan Cache
+        id: conan-cache-restore
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            /home/runner/.conan2
+            /home/runner/work/spectator-cpp/spectator-cpp/cmake-build
+          key: ${{ runner.os }}-conan
+
       - name: Install System Dependencies
         run: |
           sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
@@ -23,3 +32,12 @@ jobs:
           ./setup-venv.sh
           source venv/bin/activate
           ./build.sh
+
+      - name: Save Conan Cache
+        id: conan-cache-save
+        uses: actions/cache/save@v4
+        with:
+          path: |
+            /home/runner/.conan2
+            /home/runner/work/spectator-cpp/spectator-cpp/cmake-build
+          key: ${{ steps.conan-cache-restore.outputs.cache-primary-key }}

spectator/id.h

@@ -217,8 +217,7 @@ template <> struct fmt::formatter<spectator::Tags>: formatter<std::string_view>
 };
 
 template <> struct fmt::formatter<spectator::Id>: formatter<std::string_view> {
-  auto format(const spectator::Id& id, format_context& ctx) const -> format_context::iterator {
-    auto s = fmt::format("Id(name={}, tags={})", id.Name(), id.GetTags());
-    return fmt::formatter<std::string_view>::format(s, ctx);
+  static auto format(const spectator::Id& id, format_context& ctx) -> format_context::iterator {
+    return fmt::format_to(ctx.out(), "Id(name={}, tags={})", id.Name(), id.GetTags());
   }
 };

spectator/measurement.h

@@ -18,16 +18,8 @@ struct Measurement {
 
 }  // namespace spectator
 
-template <>
-struct fmt::formatter<spectator::Measurement> {
-  constexpr auto parse(format_parse_context& ctx) -> decltype(ctx.begin()) {
-    return ctx.begin();
+template <> struct fmt::formatter<spectator::Measurement>: formatter<std::string_view> {
+  static auto format(const spectator::Measurement& m, format_context& ctx) -> format_context::iterator {
+    return fmt::format_to(ctx.out(), "Measurement({}, {})", *(m.id), m.value);
   }
-
-  // formatter for Ids
-  template <typename FormatContext>
-  auto format(const spectator::Measurement& m, FormatContext& context) {
-    return fmt::format_to(context.out(), "Measurement({}, {})", *(m.id),
-                          m.value);
-  }
-};
+};