Script that prints the version of a .NET assembly

assembly_version.sh

#!/bin/sh

command -v dotnet >/dev/null 2>&1 || { echo >&2 "dotnet is not installed. Please install it and try again."; exit 1; }

if [ "$#" -ne 1 ]; then
    echo "Usage: $0 <path_to_dll>"
    exit 1
fi

temp_dir=$(mktemp -d)

cat > $temp_dir/Program.cs <<EOF
var assembly = System.Reflection.Assembly.LoadFile("${1}"); 
System.Console.WriteLine(assembly.GetName().Version);
EOF

cat > $temp_dir/temp.csproj <<EOF
<Project Sdk="Microsoft.NET.Sdk">
  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>net6.0</TargetFramework>
  </PropertyGroup>
</Project>
EOF

dotnet run --project $temp_dir/temp.csproj

rm -rf "$temp_dir"