add 'rake crashlog:device' task, wording/UX is still a work in progress

lib/motion/project/template/ios.rb

@@ -210,9 +210,9 @@ namespace :profile do
   end
 
   namespace :simulator do
-    desc 'List all built-in iOS Simulator Instruments templates'
+    desc 'List all built-in Simulator Instruments templates'
     task :templates do
-      puts "Built-in iOS Simulator Instruments templates:"
+      puts "Built-in Simulator Instruments templates:"
       IOS_SIM_INSTRUMENTS_TEMPLATES.each do |template|
         puts "* #{template}"
       end
@@ -239,9 +239,9 @@ namespace :profile do
   end
 
   namespace :device do
-    desc 'List all built-in iOS device Instruments templates'
+    desc 'List all built-in device Instruments templates'
     task :templates do
-      puts "Built-in iOS device Instruments templates:"
+      puts "Built-in device Instruments templates:"
       IOS_DEVICE_INSTRUMENTS_TEMPLATES.each do |template|
         puts "* #{template}"
       end
@@ -249,3 +249,29 @@ namespace :profile do
   end
 end
 
+desc "Same as crashlog:simulator"
+task :crashlog => 'crashlog:simulator'
+
+namespace :crashlog do
+  desc "Open the latest crash report generated by the app in the simulator"
+  task :simulator => :__local_crashlog
+
+  desc "Retrieve and symbolicate crash logs generated by the app on the device, and open the latest generated one"
+  task :device do
+    device_id = (ENV['id'] or App.config.device_id)
+    crash_reports_dir = File.expand_path("~/Library/Logs/RubyMotion Device")
+    mkdir_p crash_reports_dir
+    deploy = File.join(App.config.bindir, 'ios/deploy')
+    env = "XCODE_DIR=\"#{App.config.xcode_dir}\" CRASH_REPORTS_DIR=\"#{crash_reports_dir}\""
+    flags = Rake.application.options.trace ? '-d' : ''
+    cmd = "#{env} #{deploy} -l #{flags} \"#{device_id}\" \"#{App.config.archive}\""
+    system(cmd)
+
+    # Open the latest generated one.
+    logs = Dir.glob(File.join(crash_reports_dir, "#{App.config.name}_*"))
+    unless logs.empty?
+      sh "/usr/bin/open -a Console \"#{logs.last}\""
+    end
+  end
+end
+