Merge pull request #83 from huge-success/redirect_to_slash_fix

redirect for non slash route to fix relative links in index.html

README.md

@@ -22,7 +22,7 @@ from sanic_openapi import swagger_blueprint
 app.blueprint(swagger_blueprint)
 ```
 
-You'll now have a Swagger UI at the URL `/swagger` and an OpenAPI 2.0 spec at `/swagger/swagger.json`.  
+You'll now have a Swagger UI at the URL `/swagger/` and an OpenAPI 2.0 spec at `/swagger/swagger.json`.
 Your routes will be automatically categorized by their blueprints.
 
 ## Example

sanic_openapi/swagger.py

@@ -3,7 +3,7 @@
 import os
 
 from sanic.blueprints import Blueprint
-from sanic.response import json
+from sanic.response import json, redirect
 from sanic.views import CompositionView
 
 from .doc import route_specs, RouteSpec, serialize_schema, definitions
@@ -14,7 +14,14 @@
 dir_path = os.path.dirname(os.path.realpath(__file__))
 dir_path = os.path.abspath(dir_path + '/ui')
 
-blueprint.static('/', dir_path + '/index.html')
+
+# Redirect "/swagger" to "/swagger/"
+@blueprint.route('', strict_slashes=True)
+def index(request):
+    return redirect("{}/".format(blueprint.url_prefix))
+
+
+blueprint.static('/', dir_path + '/index.html', strict_slashes=True)
 blueprint.static('/', dir_path)