update with a few tweaks

- Use `$HOMEBREW_PREFIX` since it's already there
- Don't `chruby ruby` automatically since it messes with `$PATH`
- Try using fzf's builtins

runcoms/zshrc

@@ -35,23 +35,13 @@ alias tmux="direnv exec / tmux"
 
 function eject { command hdiutil eject `df | grep Volumes | grep -i "$@" | ruby -ne 'puts $_[/^[^ ]*/]'`; }
 
-if [ -e /opt/homebrew/bin/brew ]; then
-  eval "$(/opt/homebrew/bin/brew shellenv)"
-fi
-if [ -e /usr/local/bin/brew ]; then
-  eval "$(/usr/local/bin/brew shellenv)"
-fi
-brew_prefix=$(brew --prefix)
-
-if [ $commands[chruby] ]; then
-  chruby ruby
-fi
+eval "$($HOMEBREW_PREFIX/bin/brew shellenv)"
 
 [ -f ~/.fzf.zsh ] && source ~/.fzf.zsh
 
-if [ -e $brew_prefix/opt/fzf/shell/completion.zsh ]; then
-  source $brew_prefix/opt/fzf/shell/key-bindings.zsh
-  source $brew_prefix/opt/fzf/shell/completion.zsh
+if [ -e $HOMEBREW_PREFIX/opt/fzf/shell/completion.zsh ]; then
+  source $HOMEBREW_PREFIX/opt/fzf/shell/key-bindings.zsh
+  source $HOMEBREW_PREFIX/opt/fzf/shell/completion.zsh
 fi
 
 [ -x "$(command -v kubectl)" ] && source <(kubectl completion zsh)
@@ -62,9 +52,9 @@ fi
 
 if [ $commands[fzf] ]; then
   export FZF_DEFAULT_OPTS='--height 40% --layout=reverse --border'
-  export FZF_DEFAULT_COMMAND="rg --files"
-  export FZF_CTRL_T_COMMAND="$FZF_DEFAULT_COMMAND"
-  export FZF_ALT_C_COMMAND="find . -type d"
+  # export FZF_DEFAULT_COMMAND="rg"
+  # export FZF_CTRL_T_COMMAND="$FZF_DEFAULT_COMMAND"
+  # export FZF_ALT_C_COMMAND="find . -type d"
   # alias fzf=fzf-tmux
 
   # https://github.com/junegunn/fzf/issues/164#issuecomment-581837757