zsh funcitons

functions.zsh

# - Functions
# pkill: Kill the process of grepped
pkill() {
    local target="$1"
    pgrep "$target" | xargs -iproc kill proc > /dev/null 2>&1
    return $?
}

# check_peco_exists: check the peco binary exists or not
check_peco_exists() {

    which peco > /dev/null 2>&1

    if [ ! "$?" = "0" ];then
        echo "The peco binary don't exists." 1>&2
        exit 1
    else
        return 0
    fi

}

# back: search a command from history by peco, and eval it
back() {
    local result
    local command

    check_peco_exists

    result="$(history -i 1 | sort --reverse | peco)"

    command="${result:25}"
    echo "$command"

    eval "$command"
    return $?
}

alias !="back"

# pd: move current directory to searched directory contains '.git' dir
pd() {

    local result  # search reuslt by peco
    local dest    # destination directory
    local command # eval command

    check_peco_exists

    result="$(find . -type d -name .git | peco)"
    dest="$(dirname $result)"
    command="cd $dest"

    echo "$dest"
    eval $command
}

# fd: move current directory to searched directory by `find .`
#     ignored dirs: .git .sass-cache
fd() {

    local dest    # destination directory
    local command # eval command

    check_peco_exists

    dest="$(find . -type d \
            | grep -v .git \
            | grep -v .sass-cache \
            | peco)"

    echo "$dest"
    command="cd $dest"
    eval $command
}