From 1fb6b1b85654076ebc717f26ec0fa8444793396b Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 4 May 2022 22:52:24 +0100
Subject: [PATCH] materials format: String parsing

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 src/materials-format.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/materials-format.rs b/src/materials-format.rs
index 84abe90b..9bdf634c 100644
--- a/src/materials-format.rs
+++ b/src/materials-format.rs
@@ -49,6 +49,16 @@ impl TryFrom<Raw> for Version {
   }
 }
 
+impl FromStr for Version {
+  type Err = VersionError;
+  #[throws(VersionError)]
+  fn from_str(s: &str) -> Version {
+    let v: Raw = s.parse()
+      .map_err(|_| MFVE::Other("could not parse as ingeger"))?;
+    v.try_into()?
+  }
+}
+
 macro_rules! impl_compar_i32 { {
   $(
     impl $Trait:ident { fn $method:ident -> $out:ty; }
-- 
2.30.2