Allow callers to pass `Instant`s to `Sequence` predicate constructors.

2 files changed, 10 insertions, 6 deletions

diff --git a/src/conversation/history.rs b/src/conversation/history.rs
index 746a1b0..8821277 100644
--- a/src/conversation/history.rs
+++ b/src/conversation/history.rs
@@ -30,9 +30,7 @@ impl History {
     where
         S: Into<Sequence>,
     {
-        self.events()
-            .filter(Sequence::up_to(sequence.into()))
-            .collect()
+        self.events().filter(Sequence::up_to(sequence)).collect()
     }
 
     // Snapshot of this conversation as of all events recorded in this history.
diff --git a/src/event/sequence.rs b/src/event/sequence.rs
index 77281c2..9a0ea5d 100644
--- a/src/event/sequence.rs
+++ b/src/event/sequence.rs
@@ -50,24 +50,30 @@ impl fmt::Display for Sequence {
 }
 
 impl Sequence {
-    pub fn up_to<E>(resume_point: Sequence) -> impl for<'e> Fn(&'e E) -> bool
+    pub fn up_to<P, E>(resume_point: P) -> impl for<'e> Fn(&'e E) -> bool + Clone
     where
+        P: Into<Self>,
         E: Sequenced,
     {
+        let resume_point = resume_point.into();
         move |event| event.sequence() <= resume_point
     }
 
-    pub fn after<E>(resume_point: Sequence) -> impl for<'e> Fn(&'e E) -> bool
+    pub fn after<P, E>(resume_point: P) -> impl for<'e> Fn(&'e E) -> bool + Clone
     where
+        P: Into<Self>,
         E: Sequenced,
     {
+        let resume_point = resume_point.into();
         move |event| resume_point < event.sequence()
     }
 
-    pub fn start_from<E>(resume_point: Self) -> impl for<'e> Fn(&'e E) -> bool
+    pub fn start_from<P, E>(resume_point: P) -> impl for<'e> Fn(&'e E) -> bool + Clone
     where
+        P: Into<Self>,
         E: Sequenced,
     {
+        let resume_point = resume_point.into();
         move |event| resume_point <= event.sequence()
     }