create gem 4.0.2, OS agnostic version

Author: prettycoder

appoptics_apm.gemspec

@@ -12,7 +12,7 @@ Gem::Specification.new do |s|
   s.email = %q{support@appoptics.com}
   s.homepage = %q{https://www.appoptics.com/}
   s.summary = %q{AppOptics APM performance instrumentation gem for Ruby}
-  s.description = %q{The AppOpticsAPM gem provides performance instrumentation for MRI Ruby, JRuby and related frameworks.}
+  s.description = %q{The AppOpticsAPM gem provides performance instrumentation for MRI Ruby and related frameworks.}
 
   s.extra_rdoc_files = ["LICENSE"]
   s.files = `git ls-files`.split("\n")
@@ -24,7 +24,8 @@ Gem::Specification.new do |s|
               'ext/oboe_metal/src/VERSION']
   s.test_files  = Dir.glob("{test}/**/*.rb")
 
-  s.platform   = defined?(JRUBY_VERSION) ? 'java' : Gem::Platform::CURRENT
+  # TODO this is commented out util we can actually provide gems for different platforms
+  # s.platform   = defined?(JRUBY_VERSION) ? 'java' : Gem::Platform::CURRENT
   s.extensions = ['ext/oboe_metal/extconf.rb'] unless defined?(JRUBY_VERSION)
 
   s.add_runtime_dependency('json', '>= 0')

lib/appoptics_apm.rb

@@ -18,22 +18,28 @@
   # with an alternate metal (see the oboe-heroku gem)
   unless defined?(OboeHeroku)
     require 'appoptics_apm/base'
+    AppOpticsAPM.loaded = false
 
     begin
       if RUBY_PLATFORM == 'java'
         require '/usr/local/tracelytics/tracelyticsagent.jar'
         require 'joboe_metal'
-      else
+      elsif RUBY_PLATFORM =~ /linux/
         require "oboe_metal.so"
-        require "oboe_metal.rb"
+        require "oboe_metal.rb"  # sets AppOpticsAPM.loaded = true  if successful
+      else
+        $stderr.puts '==================================================================='
+        $stderr.puts "AppOptics warning: Platform #{RUBY_PLATFORM} not yet supported."
+        $stderr.puts 'see: https://docs.appoptics.com/kb/apm_tracing/supported_platforms/'
+        $stderr.puts 'Tracing disabled.'
+        $stderr.puts 'Contact support@appoptics.com if this is unexpected.'
+        $stderr.puts '==================================================================='
       end
     rescue LoadError
-      AppOpticsAPM.loaded = false
-
       unless ENV['RAILS_GROUP'] == 'assets' or ENV['IGNORE_APPOPTICS_WARNING']
         $stderr.puts '=============================================================='
         $stderr.puts 'Missing AppOpticsAPM libraries.  Tracing disabled.'
-        $stderr.puts 'See: http://bit.ly/1DaNOjw'
+        $stderr.puts 'See: https://docs.appoptics.com/kb/apm_tracing/ruby/'
         $stderr.puts '=============================================================='
       end
     end

lib/appoptics_apm/version.rb

@@ -8,9 +8,8 @@ module AppOpticsAPM
   module Version
     MAJOR = 4
     MINOR = 0
-    PATCH = 0
-    BUILD = 'pre13'
+    PATCH = 2
 
-    STRING = [MAJOR, MINOR, PATCH, BUILD].compact.join('.')
+    STRING = [MAJOR, MINOR, PATCH].compact.join('.')
   end
 end