support highway=ladder

modules/osm/tags.js

@@ -224,11 +224,11 @@ export var osmRoutableHighwayTagValues = {
     motorway: true, trunk: true, primary: true, secondary: true, tertiary: true, residential: true,
     motorway_link: true, trunk_link: true, primary_link: true, secondary_link: true, tertiary_link: true,
     unclassified: true, road: true, service: true, track: true, living_street: true, bus_guideway: true, busway: true,
-    path: true, footway: true, cycleway: true, bridleway: true, pedestrian: true, corridor: true, steps: true
+    path: true, footway: true, cycleway: true, bridleway: true, pedestrian: true, corridor: true, steps: true, ladder: true
 };
 // "highway" tag values that generally do not allow motor vehicles
 export var osmPathHighwayTagValues = {
-    path: true, footway: true, cycleway: true, bridleway: true, pedestrian: true, corridor: true, steps: true
+    path: true, footway: true, cycleway: true, bridleway: true, pedestrian: true, corridor: true, steps: true, ladder: true
 };
 
 // "railway" tag values representing existing railroad tracks (purposely does not include 'abandoned')

modules/osm/way.js

@@ -111,7 +111,7 @@ Object.assign(osmWay.prototype, {
                 primary_link: 4, secondary_link: 4, tertiary_link: 4,
                 unclassified: 4, road: 4, living_street: 4, bus_guideway: 4, busway: 4, pedestrian: 4,
                 residential: 3.5, service: 3.5, track: 3, cycleway: 2.5,
-                bridleway: 2, corridor: 2, steps: 2, path: 1.5, footway: 1.5
+                bridleway: 2, corridor: 2, steps: 2, path: 1.5, footway: 1.5, ladder: 0.5,
             },
             railway: { // width includes ties and rail bed, not just track gauge
                 rail: 2.5, light_rail: 2.5, tram: 2.5, subway: 2.5,

modules/renderer/features.js

@@ -40,6 +40,7 @@ export function rendererFeatures(context) {
         'cycleway': true,
         'bridleway': true,
         'steps': true,
+        'ladder': true,
         'pedestrian': true
     };
 

modules/ui/fields/access.js

@@ -120,6 +120,12 @@ export function uiFieldAccess(field, context) {
                 bicycle: 'no',
                 horse: 'no'
             },
+            ladder: {
+                foot: 'yes',
+                motor_vehicle: 'no',
+                bicycle: 'no',
+                horse: 'no'
+            },
             pedestrian: {
                 foot: 'yes',
                 motor_vehicle: 'no'