From 586bca9267adf754042a9f4fc772d57da4d9ef6d Mon Sep 17 00:00:00 2001
From: Matthias Beyer <matthias.beyer@atos.net>
Date: Thu, 18 Mar 2021 08:59:37 +0100
Subject: Make error message more verbose

Signed-off-by: Matthias Beyer <matthias.beyer@atos.net>
---
 src/package/version.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/package/version.rs b/src/package/version.rs
index 9705c8d..359c80f 100644
--- a/src/package/version.rs
+++ b/src/package/version.rs
@@ -10,6 +10,7 @@
 
 use std::ops::Deref;
 
+use anyhow::Context;
 use anyhow::Error;
 use anyhow::Result;
 use pom::parser::Parser as PomParser;
@@ -63,7 +64,10 @@ impl std::convert::TryFrom<&str> for PackageVersionConstraint {
     fn try_from(s: &str) -> Result<Self> {
         PackageVersionConstraint::parser()
             .parse(s.as_bytes())
+            .context("Failed to parse package version constraint")
+            .context("A package version constraint must have a comparator and a version string, like so: =0.1.0")
             .map_err(Error::from)
+
     }
 }
 
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