align.vim

function! AlignAssignments() range
	let l:max = -1
	for n in range(a:firstline, a:lastline)
		let l:line = getline(n)
		let l:pos = match(line, "=")
		if pos > max
			let l:max = pos
		endif
	endfor
	for n in range(a:firstline, a:lastline)
		let l:line = getline(n)
		let l:pos = match(line, "=")
		if pos > -1
			let l:diff = l:max - l:pos
			execute "normal! " . n . "gg0" . pos . "li" . repeat(" ", l:diff) . "\<esc>"
		endif
	endfor
endfunction