replace notepad with notepad++

notepadplusplus.ps1

choco install -y notepadplusplus.install

# replace notepad with notepad++.
# see http://sbs.seandaniel.com/2009/03/replacing-windows-applications-safe-way.html
[IO.File]::WriteAllText(
    'C:\Program Files\Notepad++\launch.js',
    @'
var cmd = '"C:\\Program Files\\Notepad++\\notepad++.exe"';
for (var n = 1; n < WSH.Arguments.Length; ++n) {
    cmd += ' "' + WSH.Arguments.Item(n) + '"'; // TODO do proper escaping.
}
//WSH.echo(cmd);
WSH.CreateObject("WScript.Shell").Run(cmd);
'@)
New-Item -Force -Path 'HKLM:SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\notepad.exe' `
    | Set-ItemProperty -Name Debugger -Value 'wscript "C:\Program Files\Notepad++\launch.js"'