MSBuild AssemblyInfo Properties

AssemblyInfo.props

<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
    <PropertyGroup>
        <In>$([System.IO.File]::ReadAllText('$(MSBuildProjectDirectory)\Properties\AssemblyInfo.cs'))</In>
        <Pattern>^\s*\[assembly: AssemblyVersion\(\D*(\d+)\.(\d+)\.(\d+)\.(\d+)</Pattern>
        <AssemblyVersionMajor>$([System.Text.RegularExpressions.Regex]::Match($(In), $(Pattern), System.Text.RegularExpressions.RegexOptions.Multiline).Groups[1].Value)</AssemblyVersionMajor>
        <AssemblyVersionMinor>$([System.Text.RegularExpressions.Regex]::Match($(In), $(Pattern), System.Text.RegularExpressions.RegexOptions.Multiline).Groups[2].Value)</AssemblyVersionMinor>
        <AssemblyVersionPatch>$([System.Text.RegularExpressions.Regex]::Match($(In), $(Pattern), System.Text.RegularExpressions.RegexOptions.Multiline).Groups[3].Value)</AssemblyVersionPatch>
        <AssemblyVersionBuild>$([System.Text.RegularExpressions.Regex]::Match($(In), $(Pattern), System.Text.RegularExpressions.RegexOptions.Multiline).Groups[4].Value)</AssemblyVersionBuild>
        <Pattern>^\s*\[assembly: AssemblyDescription\(\s*"([^"]+)"</Pattern>
        <AssemblyDescription>$([System.Text.RegularExpressions.Regex]::Match($(In), $(Pattern), System.Text.RegularExpressions.RegexOptions.Multiline).Groups[1].Value)</AssemblyDescription>
        <Pattern>^\s*\[assembly: AssemblyProduct\(\s*"([^"]+)"</Pattern>
        <AssemblyProduct>$([System.Text.RegularExpressions.Regex]::Match($(In), $(Pattern), System.Text.RegularExpressions.RegexOptions.Multiline).Groups[1].Value)</AssemblyProduct>
        <Pattern>^\s*\[assembly: AssemblyCompany\(\s*"([^"]+)"</Pattern>
        <AssemblyCompany>$([System.Text.RegularExpressions.Regex]::Match($(In), $(Pattern), System.Text.RegularExpressions.RegexOptions.Multiline).Groups[1].Value)</AssemblyCompany>
    </PropertyGroup>
</Project>

Based on https://stackoverflow.com/questions/2042350/how-to-read-the-assemblyversion-from-assemblyinfo-cs