Add version task

Rakefile

@@ -13,6 +13,8 @@ COVERAGE_FILE = File.join(COVERAGE_DIR, 'coverage.xml')
 GITLINK_REMOTE = 'https://github.com/canton7/stylet'
 NUSPEC = 'NuGet/Stylet.nuspec'
 
+ASSEMBLY_INFO = 'Stylet/Properties/AssemblyInfo.cs'
+
 directory COVERAGE_DIR
 
 desc "Build Stylet.sln using the current CONFIG (or Debug)"
@@ -108,6 +110,22 @@ task :package do
   end
 end
 
+desc "Bump version number"
+task :version, [:version] do |t, args|
+  parts = args[:version].split('.')
+  parts << '0' if parts.length == 3
+  version = parts.join('.')
+
+  content = IO.read(ASSEMBLY_INFO)
+  content[/^\[assembly: AssemblyVersion\(\"(.+?)\"\)\]/, 1] = version
+  content[/^\[assembly: AssemblyFileVersion\(\"(.+?)\"\)\]/, 1] = version
+  File.open(ASSEMBLY_INFO, 'w'){ |f| f.write(content) }
+
+  content = IO.read(NUSPEC)
+  content[/<version>(.+?)<\/version>/, 1] = args[:version]
+  File.open(NUSPEC, 'w'){ |f| f.write(content) }
+end
+
 desc "Extract StyletIoC as a standalone file"
 task :"extract-stylet-ioc" do
   filenames = Dir['Stylet/StyletIoC/**/*.cs']
@@ -151,3 +169,4 @@ task :"extract-stylet-ioc" do
   # puts merged_contents
 
 end
+