Fixes the regexp used for parsing routes (#844)

* Fix: incorrect regexp character set definition

In a character set, vertical bars `|` are treated as a proper character and not as an OR.

They are not needed since character set applies the OR logic automatically.

* Update CHANGELOG.md

Co-authored-by: peter scholz <[email protected]>

Author: senhalil

CHANGELOG.md

@@ -1,4 +1,8 @@
-### 1.4.4
+### 1.5.5
+
+#### Features
+
+* [#862](https://github.com/ruby-grape/grape-swagger/pull/862): Allow using nicknames for body definitions - [@magni-](https://github.com/magni-)
 
 #### Fixes
 
@@ -12,6 +16,7 @@
 * [#846](https://github.com/ruby-grape/grape-swagger/pull/846): Fixes oapi rake tasks, allows generating sepcs for different API versions.
 * [#852](https://github.com/ruby-grape/grape-swagger/pull/852): Fix example to work without error - [@takahashim](https://github.com/takahashim)
 * [#853](https://github.com/ruby-grape/grape-swagger/pull/853): Add webrick gem so that example works in Ruby 3.x - [@takahashim](https://github.com/takahashim)
+* [#844](https://github.com/ruby-grape/grape-swagger/pull/844): Fixes the regexp used for parsing routes - [@senhalil](https://github.com/senhalil)
 * [#862](https://github.com/ruby-grape/grape-swagger/pull/862): Allow using nicknames for body definitions - [@magni-](https://github.com/magni-)
 * Your contribution here.
 

lib/grape-swagger.rb

@@ -31,8 +31,8 @@ def combine_routes(app, doc_klass)
 
       # want to match emojis … ;)
       # route_match = route_match
-      #   .match('\/([\p{Alnum}|\p{Emoji}|\-|\_]*?)[\.\/\(]') || route_match.match('\/([\p{Alpha}|\p{Emoji}|\-|\_]*)$')
-      route_match = route_match.match('\/([\p{Alnum}|\-|\_]*?)[\.\/\(]') || route_match.match('\/([\p{Alpha}|\-|\_]*)$')
+      #   .match('\/([\p{Alnum}p{Emoji}\-\_]*?)[\.\/\(]') || route_match.match('\/([\p{Alpha}\p{Emoji}\-\_]*)$')
+      route_match = route_match.match('\/([\p{Alnum}\-\_]*?)[\.\/\(]') || route_match.match('\/([\p{Alpha}\-\_]*)$')
       next unless route_match
 
       resource = route_match.captures.first