local M = {}

M.iter_table_dump = function ( arr )
  for k, v in pairs(arr) do
    print("Table:", k, v)
  end
end

local escape_chars = function ( text )
  return string.gsub(text, "[%(|%)|\\|%[|%]|%-|%{%}|%?|%+|%*|%^|%$|%.]", {
    ["\\"] = "\\\\",
    ["-"] = "\\-",
    ["("] = "\\(",
    [")"] = "\\)",
    ["["] = "\\[",
    ["]"] = "\\]",
    ["{"] = "\\{",
    ["}"] = "\\}",
    ["?"] = "\\?",
    ["+"] = "\\+",
    ["*"] = "\\*",
    ["^"] = "\\^",
    ["$"] = "\\$",
    ["."] = "\\.",
  })
end

-- :@dev: clean the text once it has been fetched from buffer
M.clean_buf = function ( text )
  if not type(text) == "string" or text == nil then
    return ""
  end

  return escape_chars( text )
    :match( "^%s*(.-)%s*$" )
end


return M