Force UTF-8 encoding of strings (#5)

* 🚧 Force utf-8 encoding of all strings in log items

* 📦 Bump gem version

Author: simonrozsival

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
-## [1.0.0] - 2021-02-11
+## [0.1.0] - 2021-02-11
 
 - The first version of the client.
+
+## [0.1.2] - 2021-04-22
+
+- Fixed string encoding.

lib/logtail/log_devices/http.rb

@@ -201,10 +201,20 @@ def build_request(msgs)
           req['Authorization'] = authorization_payload
           req['Content-Type'] = CONTENT_TYPE
           req['User-Agent'] = USER_AGENT
-          req.body = msgs.to_msgpack
+          req.body = msgs.map { |msg| force_utf8_encoding(msg.to_hash) }.to_msgpack
           req
         end
 
+        def force_utf8_encoding(data)
+          if data.respond_to?(:force_encoding)
+            data.dup.force_encoding('UTF-8')
+          elsif data.respond_to?(:transform_values)
+            data.transform_values { |val| force_utf8_encoding(val) }
+          else
+            data
+          end
+        end
+
         # Flushes the message buffer asynchronously. The reason we provide this
         # method is because the message buffer limit is constricted by the
         # Logtail API. The application limit is multiples of the buffer limit,

lib/logtail/version.rb

@@ -1,3 +1,3 @@
 module Logtail
-  VERSION = "0.1.1"
+  VERSION = "0.1.2"
 end