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require('vis')
par_prg = "par"
vis:operator_new("gq", function(file, range, pos)
local cur_line = file.lines[vis.win.selection.line]
local beg, fin = string.find(cur_line, "^%s+")
local exec = par_prg .. " ET4w65"
if beg ~= nil then
local ind = fin
if string.find(cur_line, "[-+*]", fin) then
exec = exec .. "h"
ind = ind + 2
end
exec = exec .. "p" .. ind
vis:info("beg = " .. beg .. ", fin = " .. fin .. ", exec = " .. exec)
end
local status, out, err = vis:pipe(file, range, exec)
if not status then
vis:info(err)
else
file:delete(range)
file:insert(range.start, out)
end
return range.start -- new cursor location
end, "Formating operator, filter range through formatting filter")
vis:option_register("autoformat", "bool", function(value, toogle)
if not vis.win then return false end
vis.win.autoformat = toogle and not vis.win.autoformat or value
vis:info("Option autoformat = " .. tostring(vis.win.autoformat))
return true
end, "Automatically format current paragraph.")
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