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Added Lazy<T> and Enum.HasFlag
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‎.gitattributes

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###############################################################################
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# Set default behavior to automatically normalize line endings.
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###############################################################################
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* text=auto
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###############################################################################
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# Set default behavior for command prompt diff.
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#
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# This is need for earlier builds of msysgit that does not have it on by
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# default for csharp files.
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# Note: This is only used by command line
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###############################################################################
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#*.cs diff=csharp
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###############################################################################
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# Set the merge driver for project and solution files
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#
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# Merging from the command prompt will add diff markers to the files if there
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# are conflicts (Merging from VS is not affected by the settings below, in VS
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# the diff markers are never inserted). Diff markers may cause the following
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# file extensions to fail to load in VS. An alternative would be to treat
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# these files as binary and thus will always conflict and require user
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# intervention with every merge. To do so, just uncomment the entries below
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###############################################################################
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#*.sln merge=binary
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#*.csproj merge=binary
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#*.vbproj merge=binary
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#*.vcxproj merge=binary
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#*.vcproj merge=binary
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#*.dbproj merge=binary
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#*.fsproj merge=binary
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#*.lsproj merge=binary
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#*.wixproj merge=binary
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#*.modelproj merge=binary
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#*.sqlproj merge=binary
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#*.wwaproj merge=binary
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###############################################################################
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# behavior for image files
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#
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# image files are treated as binary by default.
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###############################################################################
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#*.jpg binary
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#*.png binary
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#*.gif binary
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###############################################################################
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# diff behavior for common document formats
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#
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# Convert binary document formats to text before diffing them. This feature
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# is only available from the command line. Turn it on by uncommenting the
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# entries below.
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###############################################################################
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#*.doc diff=astextplain
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#*.DOC diff=astextplain
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#*.docx diff=astextplain
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#*.DOCX diff=astextplain
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#*.dot diff=astextplain
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#*.DOT diff=astextplain
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#*.pdf diff=astextplain
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#*.PDF diff=astextplain
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#*.rtf diff=astextplain
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#*.RTF diff=astextplain

‎.gitignore

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## Ignore Visual Studio temporary files, build results, and
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## files generated by popular Visual Studio add-ons.
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# User-specific files
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*.suo
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*.user
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*.sln.docstates
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# Build results
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[Dd]ebug/
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[Rr]elease/
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x64/
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build/
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[Bb]in/
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[Oo]bj/
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# Enable "build/" folder in the NuGet Packages folder since NuGet packages use it for MSBuild targets
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!packages/*/build/
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# MSTest test Results
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[Tt]est[Rr]esult*/
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[Bb]uild[Ll]og.*
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*_i.c
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*_p.c
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*.ilk
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*.meta
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*.obj
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*.pch
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*.pdb
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*.pgc
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.builds
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*.log
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ipch/
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*.ncb
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*.sdf
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*.cachefile
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# Visual Studio profiler
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*.psess
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*.vsp
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*.vspx
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# Guidance Automation Toolkit
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*.gpState
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# ReSharper is a .NET coding add-in
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_ReSharper*/
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*.[Rr]e[Ss]harper
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_TeamCity*
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# NCrunch
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*.ncrunch*
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.*crunch*.local.xml
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# Installshield output folder
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[Ee]xpress/
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# DocProject is a documentation generator add-in
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DocProject/buildhelp/
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DocProject/Help/*.HxT
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DocProject/Help/*.HxC
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DocProject/Help/*.hhc
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DocProject/Help/*.hhk
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DocProject/Help/*.hhp
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DocProject/Help/Html2
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DocProject/Help/html
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# Click-Once directory
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publish/
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# Publish Web Output
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*.Publish.xml
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# NuGet Packages Directory
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## TODO: If you have NuGet Package Restore enabled, uncomment the next line
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#packages/
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# Windows Azure Build Output
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csx
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*.build.csdef
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# Windows Store app package directory
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AppPackages/
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# Others
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sql/
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*.Cache
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ClientBin/
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[Ss]tyle[Cc]op.*
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~$*
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*~
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*.dbmdl
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*.[Pp]ublish.xml
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*.pfx
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*.publishsettings
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# RIA/Silverlight projects
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Generated_Code/
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# Backup & report files from converting an old project file to a newer
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# Visual Studio version. Backup files are not needed, because we have git ;-)
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_UpgradeReport_Files/
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Backup*/
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UpgradeLog*.XML
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UpgradeLog*.htm
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# SQL Server files
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App_Data/*.mdf
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App_Data/*.ldf
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#LightSwitch generated files
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GeneratedArtifacts/
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_Pvt_Extensions/
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ModelManifest.xml
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# =========================
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# Windows detritus
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# =========================
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# Windows image file caches
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Thumbs.db
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ehthumbs.db
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# Folder config file
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Desktop.ini
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# Recycle Bin used on file shares
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$RECYCLE.BIN/
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# Mac desktop service store files
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.DS_Store

‎Net35Essentials.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio 2013
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VisualStudioVersion = 12.0.30723.0
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Net35Essentials", "src\Net35Essentials\Net35Essentials.csproj", "{BC183CB1-63BE-4333-9BBC-117C2F8D4A21}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{BC183CB1-63BE-4333-9BBC-117C2F8D4A21}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{BC183CB1-63BE-4333-9BBC-117C2F8D4A21}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{BC183CB1-63BE-4333-9BBC-117C2F8D4A21}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{BC183CB1-63BE-4333-9BBC-117C2F8D4A21}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal

‎src/Net35Essentials/Extensions/EnumExt.cs

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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//No namespace to be accessible anywhere.
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public static class EnumExt
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{
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//.Net 3.5 version of the .Net 4.0 HasFlag http://stackoverflow.com/questions/4108828/generic-extension-method-to-see-if-an-enum-contains-a-flag
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/// <summary>
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/// Check to see if a flags enumeration has a specific flag set.
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/// </summary>
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/// <param name="variable">Flags enumeration to check</param>
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/// <param name="value">Flag to check for</param>
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/// <returns>Indicates if the flag is set.</returns>
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public static bool HasFlag(this Enum variable, Enum value)
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{
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if (variable == null)
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return false;
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if (value == null)
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throw new ArgumentNullException("value");
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// Not as good as the .NET 4 version of this function, but should be good enough
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if (!Enum.IsDefined(variable.GetType(), value))
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{
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throw new ArgumentException(string.Format(
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"Enumeration type mismatch. The flag is of type '{0}', was expecting '{1}'.",
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value.GetType(), variable.GetType()));
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}
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ulong num = Convert.ToUInt64(value);
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return ((Convert.ToUInt64(variable) & num) == num);
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}
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}

‎src/Net35Essentials/Extensions/StringBuilderExt.cs

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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//StringBuilder is in the Sytem.Text namespace so we'll put this ext in that namespace too.
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namespace System.Text
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{
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/// <summary>
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/// Provides extension methods for future functionality added to StringBuilder in 4.x versions.
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/// </summary>
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public static class StringBuilderExt
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{
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//Source of official Clear method http://www.dotnetframework.org/default.aspx/4@0/4@0/DEVDIV_TFS/Dev10/Releases/RTMRel/ndp/clr/src/BCL/System/Text/StringBuilder@cs/1305376/StringBuilder@cs
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public static StringBuilder Clear(this StringBuilder sb)
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{
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sb.Length = 0;
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return sb;
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}
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}
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}

‎src/Net35Essentials/Net35Essentials.csproj

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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
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<PropertyGroup>
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
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<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
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<ProjectGuid>{BC183CB1-63BE-4333-9BBC-117C2F8D4A21}</ProjectGuid>
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<OutputType>Library</OutputType>
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<AppDesignerFolder>Properties</AppDesignerFolder>
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<RootNamespace>Net35Essentials</RootNamespace>
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<AssemblyName>Net35Essentials</AssemblyName>
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<TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
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<FileAlignment>512</FileAlignment>
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<TargetFrameworkProfile />
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
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<DebugSymbols>true</DebugSymbols>
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<DebugType>full</DebugType>
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<Optimize>false</Optimize>
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<OutputPath>bin\Debug\</OutputPath>
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<DefineConstants>DEBUG;TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
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<DebugType>pdbonly</DebugType>
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<Optimize>true</Optimize>
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<OutputPath>bin\Release\</OutputPath>
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<DefineConstants>TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<ItemGroup>
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<Reference Include="System" />
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<Reference Include="System.Core" />
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<Reference Include="System.Xml.Linq" />
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<Reference Include="System.Data.DataSetExtensions" />
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<Reference Include="System.Data" />
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<Reference Include="System.Xml" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="Extensions\EnumExt.cs" />
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<Compile Include="Extensions\StringBuilderExt.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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<Compile Include="System\Lazy\Lazy.cs" />
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</ItemGroup>
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<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
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<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
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Other similar extension points exist, see Microsoft.Common.targets.
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<Target Name="BeforeBuild">
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</Target>
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<Target Name="AfterBuild">
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</Target>
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-->
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</Project>

‎src/Net35Essentials/Properties/AssemblyInfo.cs

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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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// General Information about an assembly is controlled through the following
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// set of attributes. Change these attribute values to modify the information
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// associated with an assembly.
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[assembly: AssemblyTitle("Net35Essentials")]
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[assembly: AssemblyDescription("")]
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[assembly: AssemblyConfiguration("")]
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[assembly: AssemblyCompany("Microsoft")]
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[assembly: AssemblyProduct("Net35Essentials")]
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[assembly: AssemblyCopyright("Copyright © Microsoft 2015")]
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[assembly: AssemblyTrademark("")]
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[assembly: AssemblyCulture("")]
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// Setting ComVisible to false makes the types in this assembly not visible
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// to COM components. If you need to access a type in this assembly from
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// COM, set the ComVisible attribute to true on that type.
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[assembly: ComVisible(false)]
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// The following GUID is for the ID of the typelib if this project is exposed to COM
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[assembly: Guid("fa7268e0-14b5-4e36-9501-e3509d80e90d")]
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// Version information for an assembly consists of the following four values:
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//
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// Major Version
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// Minor Version
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// Build Number
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// Revision
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//
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// You can specify all the values or you can default the Build and Revision Numbers
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// by using the '*' as shown below:
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// [assembly: AssemblyVersion("1.0.*")]
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[assembly: AssemblyVersion("1.0.0.0")]
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[assembly: AssemblyFileVersion("1.0.0.0")]

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