using the new uri method at the appropriate places; adding some logging when resolving, to correctly identify when translation of IDN hostname happens

lib/httpx/connection.rb

@@ -51,7 +51,7 @@ module HTTPX
     def initialize(type, uri, options)
       @type = type
       @origins = [uri.origin]
-      @origin = URI(uri.origin)
+      @origin = Utils.uri(uri.origin)
       @options = Options.new(options)
       @window_size = @options.window_size
       @read_buffer = Buffer.new(BUFFER_SIZE)

lib/httpx/request.rb

@@ -43,7 +43,7 @@ module HTTPX
 
     def initialize(verb, uri, options = {})
       @verb    = verb.to_s.downcase.to_sym
-      @uri     = URI(uri)
+      @uri     = Utils.uri(uri)
       @options = Options.new(options)
 
       raise(Error, "unknown method: #{verb}") unless METHODS.include?(@verb)

lib/httpx/resolver/https.rb

@@ -94,7 +94,14 @@ module HTTPX
     def resolve(connection = @connections.first, hostname = nil)
       return if @building_connection
 
-      hostname = hostname || @queries.key(connection) || connection.origin.host
+      hostname ||= @queries.key(connection)
+
+      if hostname.nil?
+        hostname = connection.origin.host
+        if hostname != connection.origin.non_ascii_hostname
+          log { "resolver: resolve IDN #{connection.origin.non_ascii_hostname} as #{hostname}" }
+        end
+      end
       type = @_record_types[hostname].first
       log { "resolver: query #{type} for #{hostname}" }
       begin

lib/httpx/resolver/native.rb

@@ -7,6 +7,7 @@ module HTTPX
   class Resolver::Native
     extend Forwardable
     include Resolver::ResolverMixin
+    using URIExtensions
 
     RESOLVE_TIMEOUT = 5
     RECORD_TYPES = {
@@ -237,7 +238,14 @@ module HTTPX
       raise Error, "no URI to resolve" unless connection
       return unless @write_buffer.empty?
 
-      hostname = hostname || @queries.key(connection) || connection.origin.host
+      hostname ||= @queries.key(connection)
+
+      if hostname.nil?
+        hostname = connection.origin.host
+        if hostname != connection.origin.non_ascii_hostname
+          log { "resolver: resolve IDN #{connection.origin.non_ascii_hostname} as #{hostname}" }
+        end
+      end
       @queries[hostname] = connection
       type = @_record_types[hostname].first
       log { "resolver: query #{type} for #{hostname}" }

lib/httpx/session.rb

@@ -66,7 +66,8 @@ module HTTPX
     end
 
     def find_connection(request, connections, options)
-      uri = URI(request.uri)
+      uri = request.uri
+
       connection = pool.find_connection(uri, options) || build_connection(uri, options)
       unless connections.nil? || connections.include?(connection)
         connections << connection