Change: make error message for wrong number of goals more helpful

1 files changed, 7 insertions, 0 deletions

diff --git a/src/step.rs b/src/step.rs
index 1ed495b..92b8eec 100644
--- a/src/step.rs
+++ b/src/step.rs
@@ -1,4 +1,5 @@
 use super::Status;
+use std::fmt;
 
 /// A roadmap step.
 ///
@@ -62,6 +63,12 @@ impl Step {
     }
 }
 
+impl fmt::Display for Step {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{}", self.name)
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::{Status, Step};