-- /bin/echo - Display contents of a text file.
local content_parts = {}
local filename = nil
local found_redirect = false

for i, v in ipairs(arg) do
  if v == ">" then
    found_redirect = true
    filename = arg[i+1]
    break
  else
    table.insert(content_parts, v)
  end
end

if found_redirect then
  if not filename then
    return "echo: syntax error: expected filename after '>'"
  end
  local content = table.concat(content_parts, " ")
  return { action = "write_file", target = filename, content = content }
else
  return table.concat(arg, " ")
end