Runs emacsclient on the host the current user is physically sitting at

ec.fish

function ec -d 'Runs emacsclient on the host the current user is physically sitting at'
    if test -z $argv
        echo "Error: at least one argument is required"
        return 1
    end

    set -l origin (echo "$SSH_CLIENT"  | awk '{print $1}')

    if test -z $origin
        echo "Could not find remote host, using local emacsclient"
        emacsclient $argv
        return $status
    end

    # Needs a login shell (-l), so PATH would be evaluated, as the emacsclient binary
    # location can differ.
    set -l remote_cmd 'sh -l -c "'

    set -a remote_cmd 'emacsclient -T "/ssh:$(echo $SSH_CLIENT | awk \'{print $1}\'):"'

    # Rewrite files in argv to their full path, as expansion would be handled on the remote
    for arg in $argv
        if test -e $arg
            set -a remote_cmd (realpath $arg)
        else
            set -a remote_cmd $arg
        end
    end

    set -a remote_cmd '"'

    echo "Running $remote_cmd[2..-2] on $origin"
    ssh $origin $remote_cmd
end