[fix] Add missing stop_code for stoplocation

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 authors = ["Kisio Digital <[email protected]>", "Guillaume Pinot <[email protected]>"]
 name = "transit_model"
-version = "0.41.0"
+version = "0.41.1"
 license = "AGPL-3.0-only"
 description = "Transit data management"
 repository = "https://github.com/CanalTP/transit_model"

ntfs2gtfs/tests/fixtures/input/stops.txt

@@ -1,7 +1,8 @@
-stop_id,stop_name,stop_lat,stop_lon,location_type,parent_station,equipment_id
-stop:area:1,whatever,48.8,2.3,1,,
-stop:area:2,whatever,48.8,2.3,1,,
-stop:point:1,whatever,48.8,2.3,0,stop:area:1,
-stop:point:2,whatever,48.8,2.3,0,stop:area:1,
-stop:zone:1,whatever,48.8,2.3,2,stop:area:2,
-stop:zone:2,whatever,48.8,2.3,2,stop:area:2,
+stop_id,stop_name,stop_lat,stop_lon,location_type,parent_station,equipment_id,stop_code
+stop:area:1,whatever,48.8,2.3,1,,,
+stop:area:2,whatever,48.8,2.3,1,,,
+stop:point:1,whatever,48.8,2.3,0,stop:area:1,,point1
+stop:point:2,whatever,48.8,2.3,0,stop:area:1,,
+stop:zone:1,whatever,48.8,2.3,2,stop:area:2,,
+stop:zone:2,whatever,48.8,2.3,2,stop:area:2,,
+stop:entrance:1,whatever,48.8,2.3,3,stop:area:1,,entrance1

ntfs2gtfs/tests/fixtures/output/stops.txt

@@ -1,4 +1,5 @@
 stop_id,stop_code,stop_name,stop_desc,stop_lon,stop_lat,zone_id,stop_url,location_type,parent_station,stop_timezone,level_id,wheelchair_boarding,platform_code
-stop:point:1,,whatever,,2.3,48.8,,,0,stop:area:1,,,0,
+stop:point:1,point1,whatever,,2.3,48.8,,,0,stop:area:1,,,0,
 stop:point:2,,whatever,,2.3,48.8,,,0,stop:area:1,,,0,
 stop:area:1,,whatever,,2.3,48.8,,,1,,,,0,
+stop:entrance:1,entrance1,whatever,,2.3,48.8,,,2,stop:area:1,,,0,

src/gtfs/write.rs

@@ -162,7 +162,7 @@ fn ntfs_stop_location_to_gtfs_stop(
         fare_zone_id: None,
         location_type: StopLocationType::from(sl.stop_type.clone()),
         parent_station: sl.parent_id.clone(),
-        code: None,
+        code: sl.code.clone(),
         desc: get_first_comment_name(sl, comments),
         wheelchair_boarding: wheelchair,
         url: None,