Change: roadmap

2 files changed, 55 insertions, 54 deletions

diff --git a/legend.svg b/legend.svg
index 6c74a42..a7856d6 100644
--- a/legend.svg
+++ b/legend.svg
@@ -4,75 +4,75 @@
 <!-- Generated by graphviz version 2.40.1 (20161225.0304)
  -->
 <!-- Title: roadmap Pages: 1 -->
-<svg width="497pt" height="503pt"
- viewBox="0.00 0.00 496.58 503.09" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+<svg width="494pt" height="503pt"
+ viewBox="0.00 0.00 493.75 503.09" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
 <g id="graph0" class="graph" transform="scale(1 1) rotate(0) translate(4 499.0854)">
 <title>roadmap</title>
-<polygon fill="#ffffff" stroke="transparent" points="-4,4 -4,-499.0854 492.5757,-499.0854 492.5757,4 -4,4"/>
-<!-- ready -->
+<polygon fill="#ffffff" stroke="transparent" points="-4,4 -4,-499.0854 489.7473,-499.0854 489.7473,4 -4,4"/>
+<!-- next -->
 <g id="node1" class="node">
-<title>ready</title>
-<ellipse fill="#ffffff" stroke="#000000" cx="90.5097" cy="-457.6087" rx="90.5193" ry="37.4533"/>
-<text text-anchor="middle" x="90.5097" y="-468.9087" font-family="Times,serif" font-size="14.00" fill="#000000">This task is ready </text>
-<text text-anchor="middle" x="90.5097" y="-453.9087" font-family="Times,serif" font-size="14.00" fill="#000000">to be done: it is not</text>
-<text text-anchor="middle" x="90.5097" y="-438.9087" font-family="Times,serif" font-size="14.00" fill="#000000">blocked by anything</text>
+<title>next</title>
+<ellipse fill="#0cc000" stroke="#000000" cx="87.6812" cy="-457.6087" rx="87.8629" ry="26.7407"/>
+<text text-anchor="middle" x="87.6812" y="-461.4087" font-family="Times,serif" font-size="14.00" fill="#000000">This task is chosen </text>
+<text text-anchor="middle" x="87.6812" y="-446.4087" font-family="Times,serif" font-size="14.00" fill="#000000">to be done next</text>
 </g>
 <!-- blocked -->
-<g id="node3" class="node">
-<title>blocked</title>
-<polygon fill="#f4bada" stroke="#000000" points="258.5097,-304.566 118.5097,-304.566 118.5097,-251.566 258.5097,-251.566 258.5097,-304.566"/>
-<text text-anchor="middle" x="188.5097" y="-289.366" font-family="Times,serif" font-size="14.00" fill="#000000">This task is blocked</text>
-<text text-anchor="middle" x="188.5097" y="-274.366" font-family="Times,serif" font-size="14.00" fill="#000000">and can&#39;t be done until</text>
-<text text-anchor="middle" x="188.5097" y="-259.366" font-family="Times,serif" font-size="14.00" fill="#000000">something happens</text>
-</g>
-<!-- ready&#45;&gt;blocked -->
-<g id="edge3" class="edge">
-<title>ready&#45;&gt;blocked</title>
-<path fill="none" stroke="#000000" d="M110.5779,-420.8423C127.6802,-389.5098 152.1083,-344.7558 169.0375,-313.7404"/>
-<polygon fill="#000000" stroke="#000000" points="172.3152,-315.0405 174.0342,-304.5861 166.1709,-311.6868 172.3152,-315.0405"/>
-</g>
-<!-- goal -->
-<g id="node2" class="node">
-<title>goal</title>
-<polygon fill="#00eeee" stroke="#000000" points="285.5097,-136 146.5097,-68 285.5097,0 424.5097,-68 285.5097,-136"/>
-<text text-anchor="middle" x="285.5097" y="-86.8" font-family="Times,serif" font-size="14.00" fill="#000000">This is the end goal:</text>
-<text text-anchor="middle" x="285.5097" y="-71.8" font-family="Times,serif" font-size="14.00" fill="#000000">if we reach here, there</text>
-<text text-anchor="middle" x="285.5097" y="-56.8" font-family="Times,serif" font-size="14.00" fill="#000000">is nothing more to be</text>
-<text text-anchor="middle" x="285.5097" y="-41.8" font-family="Times,serif" font-size="14.00" fill="#000000">done in the project</text>
-</g>
-<!-- blocked&#45;&gt;goal -->
-<g id="edge2" class="edge">
-<title>blocked&#45;&gt;goal</title>
-<path fill="none" stroke="#000000" d="M200.7948,-251.461C214.5104,-221.7581 237.2033,-172.6136 255.6517,-132.6612"/>
-<polygon fill="#000000" stroke="#000000" points="258.8646,-134.052 259.8793,-123.5058 252.5094,-131.1174 258.8646,-134.052"/>
-</g>
-<!-- next -->
 <g id="node4" class="node">
-<title>next</title>
-<ellipse fill="#0cc000" stroke="#000000" cx="286.5097" cy="-457.6087" rx="87.8629" ry="26.7407"/>
-<text text-anchor="middle" x="286.5097" y="-461.4087" font-family="Times,serif" font-size="14.00" fill="#000000">This task is chosen </text>
-<text text-anchor="middle" x="286.5097" y="-446.4087" font-family="Times,serif" font-size="14.00" fill="#000000">to be done next</text>
+<title>blocked</title>
+<polygon fill="#f4bada" stroke="#000000" points="255.6812,-304.566 115.6812,-304.566 115.6812,-251.566 255.6812,-251.566 255.6812,-304.566"/>
+<text text-anchor="middle" x="185.6812" y="-289.366" font-family="Times,serif" font-size="14.00" fill="#000000">This task is blocked</text>
+<text text-anchor="middle" x="185.6812" y="-274.366" font-family="Times,serif" font-size="14.00" fill="#000000">and can&#39;t be done until</text>
+<text text-anchor="middle" x="185.6812" y="-259.366" font-family="Times,serif" font-size="14.00" fill="#000000">something happens</text>
 </g>
 <!-- next&#45;&gt;blocked -->
 <g id="edge4" class="edge">
 <title>next&#45;&gt;blocked</title>
-<path fill="none" stroke="#000000" d="M271.8381,-430.7293C254.8296,-399.5686 226.7316,-348.0911 207.9257,-313.6375"/>
-<polygon fill="#000000" stroke="#000000" points="210.9846,-311.9362 203.1213,-304.8355 204.8403,-315.29 210.9846,-311.9362"/>
+<path fill="none" stroke="#000000" d="M102.3528,-430.7293C119.3613,-399.5686 147.4594,-348.0911 166.2652,-313.6375"/>
+<polygon fill="#000000" stroke="#000000" points="169.3507,-315.29 171.0696,-304.8355 163.2063,-311.9362 169.3507,-315.29"/>
 </g>
 <!-- finished -->
-<g id="node5" class="node">
+<g id="node2" class="node">
 <title>finished</title>
-<ellipse fill="#eeeeee" stroke="#000000" cx="382.5097" cy="-278.066" rx="106.1321" ry="106.1321"/>
-<text text-anchor="middle" x="382.5097" y="-296.866" font-family="Times,serif" font-size="14.00" fill="#000000">This task is finished;</text>
-<text text-anchor="middle" x="382.5097" y="-281.866" font-family="Times,serif" font-size="14.00" fill="#000000">the arrow indicates what</text>
-<text text-anchor="middle" x="382.5097" y="-266.866" font-family="Times,serif" font-size="14.00" fill="#000000">follows this task (unless</text>
-<text text-anchor="middle" x="382.5097" y="-251.866" font-family="Times,serif" font-size="14.00" fill="#000000">it&#39;s blocked)</text>
+<ellipse fill="#eeeeee" stroke="#000000" cx="379.6812" cy="-278.066" rx="106.1321" ry="106.1321"/>
+<text text-anchor="middle" x="379.6812" y="-296.866" font-family="Times,serif" font-size="14.00" fill="#000000">This task is finished;</text>
+<text text-anchor="middle" x="379.6812" y="-281.866" font-family="Times,serif" font-size="14.00" fill="#000000">the arrow indicates what</text>
+<text text-anchor="middle" x="379.6812" y="-266.866" font-family="Times,serif" font-size="14.00" fill="#000000">follows this task (unless</text>
+<text text-anchor="middle" x="379.6812" y="-251.866" font-family="Times,serif" font-size="14.00" fill="#000000">it&#39;s blocked)</text>
+</g>
+<!-- goal -->
+<g id="node3" class="node">
+<title>goal</title>
+<polygon fill="#00eeee" stroke="#000000" points="282.6812,-136 143.6812,-68 282.6812,0 421.6812,-68 282.6812,-136"/>
+<text text-anchor="middle" x="282.6812" y="-86.8" font-family="Times,serif" font-size="14.00" fill="#000000">This is the end goal:</text>
+<text text-anchor="middle" x="282.6812" y="-71.8" font-family="Times,serif" font-size="14.00" fill="#000000">if we reach here, there</text>
+<text text-anchor="middle" x="282.6812" y="-56.8" font-family="Times,serif" font-size="14.00" fill="#000000">is nothing more to be</text>
+<text text-anchor="middle" x="282.6812" y="-41.8" font-family="Times,serif" font-size="14.00" fill="#000000">done in the project</text>
 </g>
 <!-- finished&#45;&gt;goal -->
 <g id="edge1" class="edge">
 <title>finished&#45;&gt;goal</title>
-<path fill="none" stroke="#000000" d="M337.9842,-181.6404C330.3953,-165.2057 322.6758,-148.488 315.5755,-133.1114"/>
-<polygon fill="#000000" stroke="#000000" points="318.6112,-131.3367 311.2413,-123.7251 312.256,-134.2713 318.6112,-131.3367"/>
+<path fill="none" stroke="#000000" d="M335.1558,-181.6404C327.5669,-165.2057 319.8473,-148.488 312.7471,-133.1114"/>
+<polygon fill="#000000" stroke="#000000" points="315.7827,-131.3367 308.4128,-123.7251 309.4275,-134.2713 315.7827,-131.3367"/>
+</g>
+<!-- blocked&#45;&gt;goal -->
+<g id="edge2" class="edge">
+<title>blocked&#45;&gt;goal</title>
+<path fill="none" stroke="#000000" d="M197.9664,-251.461C211.6819,-221.7581 234.3749,-172.6136 252.8233,-132.6612"/>
+<polygon fill="#000000" stroke="#000000" points="256.0362,-134.052 257.0509,-123.5058 249.681,-131.1174 256.0362,-134.052"/>
+</g>
+<!-- ready -->
+<g id="node5" class="node">
+<title>ready</title>
+<ellipse fill="#ffffff" stroke="#000000" cx="283.6812" cy="-457.6087" rx="90.5193" ry="37.4533"/>
+<text text-anchor="middle" x="283.6812" y="-468.9087" font-family="Times,serif" font-size="14.00" fill="#000000">This task is ready </text>
+<text text-anchor="middle" x="283.6812" y="-453.9087" font-family="Times,serif" font-size="14.00" fill="#000000">to be done: it is not</text>
+<text text-anchor="middle" x="283.6812" y="-438.9087" font-family="Times,serif" font-size="14.00" fill="#000000">blocked by anything</text>
+</g>
+<!-- ready&#45;&gt;blocked -->
+<g id="edge3" class="edge">
+<title>ready&#45;&gt;blocked</title>
+<path fill="none" stroke="#000000" d="M263.613,-420.8423C246.5107,-389.5098 222.0826,-344.7558 205.1534,-313.7404"/>
+<polygon fill="#000000" stroke="#000000" points="208.02,-311.6868 200.1567,-304.5861 201.8757,-315.0405 208.02,-311.6868"/>
 </g>
 </g>
 </svg>
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",
         }
     }