1 files changed, 78 insertions, 0 deletions
diff --git a/third_party/rust/profiling/src/lib.rs b/third_party/rust/profiling/src/lib.rs
new file mode 100644
index 0000000000..75703408d8
--- /dev/null
+++ b/third_party/rust/profiling/src/lib.rs
@@ -0,0 +1,78 @@
+//
+// To use this library, enable one of the feature flags. Each backend implementation provides the
+// exact same interface. Only one may be active at a time.
+//
+
+/// Proc macro for creating a scope around the function, using the name of the function for the
+/// scope's name
+///
+/// This must be done as a proc macro because tracing requires a const string
+///
+/// ```
+/// #[profiling::function]
+/// fn my_function() {
+///
+/// }
+/// ```
+#[cfg(feature = "procmacros")]
+pub use profiling_procmacros::function;
+
+#[cfg(feature = "profile-with-puffin")]
+pub use puffin;
+#[cfg(feature = "profile-with-puffin")]
+mod puffin_impl;
+#[cfg(feature = "profile-with-puffin")]
+pub use puffin_impl::*;
+
+#[cfg(feature = "profile-with-optick")]
+pub use optick;
+#[cfg(feature = "profile-with-optick")]
+mod optick_impl;
+#[cfg(feature = "profile-with-optick")]
+pub use optick_impl::*;
+
+#[cfg(feature = "profile-with-superluminal")]
+pub use superluminal_perf;
+#[cfg(feature = "profile-with-superluminal")]
+mod superluminal_impl;
+#[cfg(feature = "profile-with-superluminal")]
+pub use superluminal_impl::*;
+
+#[cfg(feature = "profile-with-tracing")]
+pub use tracing;
+#[cfg(feature = "profile-with-tracing")]
+mod tracing_impl;
+#[cfg(feature = "profile-with-tracing")]
+pub use tracing_impl::*;
+
+#[cfg(feature = "profile-with-tracy")]
+pub use tracy_client;
+#[cfg(feature = "profile-with-tracy")]
+mod tracy_impl;
+#[cfg(feature = "profile-with-tracy")]
+pub use tracy_impl::*;
+
+#[cfg(feature = "type-check")]
+mod type_check_impl;
+#[cfg(feature = "type-check")]
+pub use type_check_impl::*;
+
+#[cfg(not(any(
+    feature = "profile-with-puffin",
+    feature = "profile-with-optick",
+    feature = "profile-with-superluminal",
+    feature = "profile-with-tracing",
+    feature = "profile-with-tracy",
+    feature = "type-check"
+)))]
+mod empty_impl;
+
+#[cfg(not(any(
+    feature = "profile-with-puffin",
+    feature = "profile-with-optick",
+    feature = "profile-with-superluminal",
+    feature = "profile-with-tracing",
+    feature = "profile-with-tracy",
+    feature = "type-check"
+)))]
+pub use empty_impl::*;