Whether arg is the value the pipe handed to the call functionRootId, which processNamedCall spliced into its arguments. The pipe processes and links that value itself, so processing it here again would duplicate it.
arg
functionRootId
Whether
argis the value the pipe handed to the callfunctionRootId, which processNamedCall spliced into its arguments. The pipe processes and links that value itself, so processing it here again would duplicate it.