From 83a94bb17868515858b3849a55ef837ea504e81f Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Sat, 28 Sep 2019 19:03:35 +0300
Subject: Change: roadmap

---
 src/roadmap.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/roadmap.rs b/src/roadmap.rs
index c043e1f..19fd337 100644
--- a/src/roadmap.rs
+++ b/src/roadmap.rs
@@ -5,6 +5,7 @@ pub use crate::Status;
 pub use crate::Step;
 
 /// All the steps to get to the end goal.
+#[derive(Clone)]
 pub struct Roadmap {
     steps: Vec<Step>,
 }
@@ -131,7 +132,7 @@ impl Roadmap {
     /// Get a Graphviz dot language representation of a roadmap. This
     /// is the textual representation, and the caller needs to use the
     /// Graphviz dot(1) tool to create an image from it.
-    pub fn as_dot(self, label_width: usize) -> Result<String, Box<dyn std::error::Error>> {
+    pub fn as_dot(&self, label_width: usize) -> Result<String, Box<dyn std::error::Error>> {
         let labels = self.steps.iter().map(|step| {
             format!(
                 "{} [label=\"{}\" style=filled fillcolor=\"{}\" shape=\"{}\"];\n",
@@ -167,7 +168,7 @@ impl Roadmap {
             Status::Ready => "#ffffff",
             Status::Next => "#0cc00",
             Status::Goal => "#00eeee",
-            Status::Unknown => "#rr0000",
+            Status::Unknown => "#ff0000",
         }
     }
 
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