passing interests call to the underlying io object, which makes it more accurate for the ssl case

lib/httpx/connection.rb

@@ -180,9 +180,7 @@ module HTTPX
       if connecting?
         return :w unless @io
 
-        return :rw if @io.state == :connected
-
-        return :w
+        return @io.interests
       end
 
       # if the write buffer is full, we drain it

lib/httpx/io/ssl.rb

@@ -62,8 +62,10 @@ module HTTPX
       @io.connect_nonblock
       @io.post_connection_check(@hostname) if @ctx.verify_mode != OpenSSL::SSL::VERIFY_NONE
       transition(:negotiated)
-    rescue ::IO::WaitReadable,
-           ::IO::WaitWritable
+    rescue ::IO::WaitReadable
+      @interests = :r
+    rescue ::IO::WaitWritable
+      @interests = :w
     end
 
     # :nocov:

lib/httpx/io/tcp.rb

@@ -13,6 +13,8 @@ module HTTPX
 
     attr_reader :state
 
+    attr_reader :interests
+
     alias_method :host, :ip
 
     def initialize(origin, addresses, options)
@@ -22,6 +24,7 @@ module HTTPX
       @options = Options.new(options)
       @fallback_protocol = @options.fallback_protocol
       @port = origin.port
+      @interests = :w
       if @options.io
         @io = case @options.io
               when Hash

lib/httpx/io/unix.rb

@@ -15,6 +15,7 @@ module HTTPX
       @options = Options.new(options)
       @path = @options.transport_options[:path]
       @fallback_protocol = @options.fallback_protocol
+      @interests = :w
       if @options.io
         @io = case @options.io
               when Hash