X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/47362f432a9bd10196b27aa1667e6166b76f4b66..79c306ad06155549ff6e5929ff20a1149b4862c4:/lib/bounding_box.rb

diff --git a/lib/bounding_box.rb b/lib/bounding_box.rb
index 9eba0a831..462f45a9f 100644
--- a/lib/bounding_box.rb
+++ b/lib/bounding_box.rb
@@ -88,6 +88,14 @@ class BoundingBox
     end
   end
 
+  def linear_size
+    if complete?
+      (max_lon - min_lon) + (max_lat - min_lat)
+    else
+      0
+    end
+  end
+
   def complete?
     to_a.exclude?(nil)
   end
@@ -157,7 +165,7 @@ class BoundingBox
     private
 
     def from_bbox_array(bbox_array)
-      raise OSM::APIBadUserInput, "The parameter bbox is required, and must be of the form min_lon,min_lat,max_lon,max_lat" unless bbox_array
+      raise OSM::APIBadUserInput, "The parameter bbox must be of the form min_lon,min_lat,max_lon,max_lat" unless bbox_array
 
       # Take an array of length 4, create a bounding box with min_lon, min_lat, max_lon and
       # max_lat within their respective boundaries.