Change: steps returns lifetime string slices, not strins

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib.rs b/src/lib.rs
index d1f9fa4..80f70fc 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -82,10 +82,10 @@ impl Roadmap {
     }
 
     /// Return list of step names.
-    pub fn steps(&self) -> Vec<String> {
+    pub fn steps<'a>(&'a self) -> Vec<&'a str> {
         let mut names = vec![];
         for step in self.steps.iter() {
-            names.push(step.name().to_string());
+            names.push(step.name());
         }
         names
     }