From 3379261e1961407be2bc2dba212d27eb738524da Mon Sep 17 00:00:00 2001
From: Steve Wooster <s.f.m.wooster+securedna@gmail.com>
Date: Mon, 29 Jan 2024 11:58:53 -0800
Subject: [PATCH] Add conversions to Expansion

---
 src/expansions.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/expansions.rs b/src/expansions.rs
index 81e7316..911a706 100644
--- a/src/expansions.rs
+++ b/src/expansions.rs
@@ -133,6 +133,24 @@ impl Expansion {
     }
 }
 
+impl From<DnaSequenceStrict> for Expansion {
+    fn from(dna: DnaSequenceStrict) -> Self {
+        dna.as_slice().into()
+    }
+}
+
+impl From<&[Nucleotide]> for Expansion {
+    fn from(dna: &[Nucleotide]) -> Self {
+        Self(Arc::from(dna))
+    }
+}
+
+impl From<Arc<[Nucleotide]>> for Expansion {
+    fn from(dna: Arc<[Nucleotide]>) -> Self {
+        Self(dna)
+    }
+}
+
 impl From<Expansion> for DnaSequenceStrict {
     fn from(expansion: Expansion) -> Self {
         expansion.to_dna()