feat: Make it possible to == Transaction/Span/TransactionOrSpan (#942)

Co-authored-by: Lorenzo Cian <17258265+lcian@users.noreply.github.com>

Author: Ten0

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## Unreleased
+
+### Improvements
+
+- Make it possible to == Transaction/Span/TransactionOrSpan ([#942](https://github.com/getsentry/sentry-rust/pull/942)).
+
 ## 0.46.0
 
 ### Breaking changes

sentry-core/src/performance.rs

@@ -402,7 +402,7 @@ pub type TracesSampler = dyn Fn(&TransactionContext) -> f32 + Send + Sync;
 // global API types:
 
 /// A wrapper that groups a [`Transaction`] and a [`Span`] together.
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub enum TransactionOrSpan {
     /// A [`Transaction`].
     Transaction(Transaction),
@@ -958,6 +958,12 @@ impl Transaction {
     }
 }
 
+impl PartialEq for Transaction {
+    fn eq(&self, other: &Self) -> bool {
+        Arc::ptr_eq(&self.inner, &other.inner)
+    }
+}
+
 /// A smart pointer to a span's [`data` field](protocol::Span::data).
 pub struct Data<'a>(MutexGuard<'a, protocol::Span>);
 
@@ -1203,6 +1209,12 @@ impl Span {
     }
 }
 
+impl PartialEq for Span {
+    fn eq(&self, other: &Self) -> bool {
+        Arc::ptr_eq(&self.span, &other.span)
+    }
+}
+
 /// Represents a key-value pair such as an HTTP header.
 pub type TraceHeader = (&'static str, String);