Adds cardinal_directions flag to profiles and disables ref-rewriting by default

profiles/car.lua

@@ -35,6 +35,7 @@ function setup()
     turn_penalty              = 7.5,
     speed_reduction           = 0.8,
     turn_bias                 = 1.075,
+    cardinal_directions       = false,
 
     -- a list of suffixes to suppress in name change instructions. The suffixes also include common substrings of each other
     suffix_list = {
@@ -403,7 +404,9 @@ function process_way(profile, way, result, relations)
 
   WayHandlers.run(profile, way, result, data, handlers, relations)
 
-  Relations.process_way_refs(way, relations, result)
+  if profile.cardinal_directions then
+      Relations.process_way_refs(way, relations, result)
+  end
 end
 
 function process_turn(profile, turn)

profiles/lib/relations.lua

@@ -65,7 +65,7 @@ function Relations.match_to_ref(relations, ref)
     if direction then
       local best_score = -1
       local best_ref = nil
-      
+
       function find_best(scores)
         if scores then
           for k ,v in pairs(scores) do
@@ -79,7 +79,7 @@ function Relations.match_to_ref(relations, ref)
 
       find_best(name_scores)
       find_best(ref_scores)
-      
+
       if best_ref then
         local result_direction = result_match[best_ref]
 
@@ -230,7 +230,7 @@ function Relations.process_way_refs(way, relations, result)
   local matched_refs = nil;
   if result.ref then
     local match_res = Relations.match_to_ref(parsed_rel_list, result.ref)
- 
+
     function gen_ref(is_forward)
       local ref = ''
       for _, m in pairs(match_res) do
@@ -252,10 +252,10 @@ function Relations.process_way_refs(way, relations, result)
 
       return ref
     end
-    
+
     result.forward_ref = gen_ref(true)
     result.backward_ref = gen_ref(false)
   end
 end
 
-return Relations
+return Relations