Wrap-Git

wrapgist.ps1

$psgit = @{
	'tb' = "git branch -r --no-color | 
                where { `$_ -match '  (?<fb>origin/(?<b>#1.+))' } | 
                % { git branch --set-upstream `$matches['b'] `$matches['fb'] }";
}

Set-Alias git Wrap-Git
function Wrap-Git { 

	if (-not $psgit.ContainsKey($args[0])) {
		git.exe $args
	} else {
		$command = $psgit[$args[0]]

		for($i = 1; $i -le $args.length;$i++) {
			$command = $command.Replace("#$i", $args[$i]);
		}
		invoke-expression $command
	}
}