ZPlug
まずは上記にしたがってダウンロードとインストール
# path to export rbenv
export PATH="$HOME/.rbenv/bin:$PATH"
eval "$(rbenv init - zsh)"

# path to export pyenv
export PYENV_ROOT=$HOME/.pyenv
export PATH=$PYENV_ROOT/bin:$PATH
eval "$(pyenv init -)"

# configuration for compress
fpath=($(brew --prefix)/share/zsh/site-functions $fpath)
autoload -U compinit
compinit -u

# zplug
source ~/.zplug/init.zsh
zplug 'zplug/zplug', hook-build:'zplug --self-manage'
# theme (https://github.com/sindresorhus/pure#zplug)　好みのスキーマをいれてくだされ。
zplug "mafredri/zsh-async"
# zplug "sindresorhus/pure"
# 構文のハイライト(https://github.com/zsh-users/zsh-syntax-highlighting)
zplug "zsh-users/zsh-syntax-highlighting"
# history関係
zplug "zsh-users/zsh-history-substring-search"
# タイプ補完
zplug "zsh-users/zsh-autosuggestions"
zplug "zsh-users/zsh-completions"
zplug "chrissicool/zsh-256color"
# Install plugins if there are plugins that have not been installed
if ! zplug check --verbose; then
  printf "Install? [y/N]: "
  if read -q; then
    echo; zplug install
  fi
fi
# 「ユーザ名/リポジトリ名」で記述し、ダブルクォートで見やすく括る（括らなくてもいい）
# zplug "zsh-users/zsh-syntax-highlighting"
# zplug "zsh-users/zsh-history-substring-search"

# Then, source plugins and add commands to $PATH
zplug load

# added alias
alias updatedb='sudo /usr/libexec/locate.updatedb'

# add more rows
HISTSIZE=10000
SAVEHIST=$HISTSIZE

# aws auto complete
autoload -U bashcompinit
source /usr/local/bin/aws_zsh_completer.sh