vim with --servername by default

gvims.sh

#!/bin/bash
SERVERNAME="DEVELOPMENT"

function has_server() {
    local name="$1"

    shopt -s nocasematch
    for _name in $(vim --serverlist | xargs)
    do
        if [[ $name == "$_name" ]]
        then
            return 0 # true
        fi
    done

    return 1 # false
}

function its_file() {
    local arg="$1"

    if [[ -r "$arg" ]]
    then
        return 0 # true
    else
        return 1 # false
    fi
}

function run_gvim() {
    local name="$1"
    local filepaths=("${@:2}")

    if [[ $# -eq 1 ]]
    then
        if has_server "$name"
        then
            true
        else
            gvim --servername "$name"
        fi
    else
        for filepath in "${filepaths[@]}"
        do
            gvim --servername "$name" --remote-silent "$filepath"
        done
    fi
}

if [[ $# -eq 0 ]]
then
    run_gvim $SERVERNAME
fi

if [[ $# -eq 1 ]]
then
    if its_file "$1"
    then
        run_gvim $SERVERNAME "$1"
    else
        SERVERNAME="$1"
        run_gvim "$SERVERNAME"
    fi
fi

if [[ $# -gt 1 ]]
then
    if its_file "$1"
    then
        run_gvim "$SERVERNAME" "$@"
    else
        SERVERNAME="$1"
        run_gvim "$SERVERNAME" "${@:2}"
    fi
fi