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path: root/init.lua
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local function file_exists(path)
	local f = io.open(path)
	local out = f ~= nil
	if out then
		io.close(f)
	end
	return out
end

vis.events.subscribe(vis.events.WIN_OPEN, function(win)
	if win.file == nil or win.file.path == nil then return end
	local ref = win.file.path

	-- if the file with colon actually exists, don't do anything
	if file_exists(ref) then
		return
	end

	local _, _, path, line = string.find(ref, "^(.+):(%d+)$")
	if path == nil or line == nil or line == 1 or not file_exists(path) then
		return
	end

	win.file = path
	-- fire a new WIN_OPEN event because we changed the file
	vis.events.emit(vis.events.WIN_OPEN, win)

	-- After the other handlers ran we set the position.
	vis:feedkeys(line.."G")

	-- Stop handling the old FILE_OPEN event since we changed the file and emitted
	-- a new WIN_OPEN event
	return true
end)