canonical unit names must be singular!

fixes #34

Behavior/RoomRead.cs

@@ -10,7 +10,7 @@ public class RoomRead : Behavior
 {
     public override string Name => "Room Read";
 
-    public override string Trigger => "roomread";
+    public override string Trigger => "!roomread";
 
     public override async Task<bool> ActOn(Message message)
     {

Conversion/Converter.cs

@@ -127,6 +127,7 @@ namespace vassago.Conversion
                         return $"{String.Format("{0:N}", accumulator)} {normalizedDestUnit}";
                     }
                 }
+                return "you can never read this.";
             }
             return "dimensional analysis failure - I know those units but can't find a path between them.";
         }
@@ -170,9 +171,9 @@ namespace vassago.Conversion
             {
                 if (conv.Item1 == last && currentPath.Contains(conv.Item2) == false && conv.Item3 != null)
                 {
-                    var test = exhaustiveBreadthFirst(dest, currentPath.Append(conv.Item2));
-                    if (test != null)
-                        return test;
+                        var test = exhaustiveBreadthFirst(dest, currentPath.Append(conv.Item2));
+                        if (test != null)
+                            return test;
                 }
                 if (conv.Item2 == last && currentPath.Contains(conv.Item1) == false && conv.Item4 != null)
                 {

assets/conversion.json

@@ -219,16 +219,16 @@
             ]
         },
         {
-            "canonical":"blue whale lengths",
+            "canonical":"blue whale length",
             "aliases": [
                 "bwl",
                 "whales"
             ]
         },
         {
-            "canonical":"ångströms",
+            "canonical":"ångström",
             "aliases": [
-                "angstroms",
+                "angstrom",
                 "Å"
             ]
         },
@@ -239,6 +239,12 @@
                 "micrometres",
                 "microns"
             ]
+        },
+        {
+            "canonical":"uncle jordan",
+            "aliases":[
+                "uj"
+            ]
         }
     ],
     "linearPairs":[
@@ -267,6 +273,7 @@
         {"item1":"blue whale length", "item2": "m", "factor": 29.9},
         {"item1":"m", "item2": "ångström", "factor": 10000000000},
         {"item1":"smoot", "item2": "ft", "factor": 5.583333333333},
+        {"item1":"uncle jordan", "item2": "cm", "factor":192.405},
 
         {"item1":"floz", "item2":"mL", "factor":29.57344},
         {"item1":"L", "item2":"mL", "factor":1000},