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#!/bin/bash
cd `dirname $BASH_SOURCE`
FZF_BASE=`pwd`
# ruby executable
echo -n "Checking Ruby executable ... "
RUBY=`which ruby`
if [ $? -ne 0 ]; then
echo "ruby executable not found!"
exit 1
fi
echo "OK"
# Curses-support
echo -n "Checking Curses support ... "
/usr/bin/env ruby -e "begin; require 'curses'; rescue Exception; exit 1; end"
if [ $? -ne 0 ]; then
echo "Your ruby does not support 'curses'"
exit 1
fi
echo "OK"
# Ruby version
echo -n "Checking Ruby version ... "
/usr/bin/env ruby -e 'exit RUBY_VERSION >= "1.9"'
if [ $? -eq 0 ]; then
echo ">= 1.9"
FZF_ALIAS="alias fzf='$RUBY --disable-gems $FZF_BASE/fzf'"
else
echo "< 1.9"
FZF_ALIAS="alias fzf='$RUBY $FZF_BASE/fzf' # fzf"
fi
# Auto-completion
read -p "Do you want to add auto-completion support? (y/n) " -n 1 -r
echo
[[ ! $REPLY =~ ^[Nn]$ ]]
AUTO_COMPLETION=$?
echo
for shell in bash zsh; do
rc=~/.${shell}rc
echo "Update $rc:"
# Install fzf alias
echo "- Add fzf alias:"
echo " - $FZF_ALIAS"
if [ $(grep "alias fzf=" $rc | wc -l) -gt 0 ]; then
echo " - (X) fzf alias already exists"
else
echo $FZF_ALIAS >> $rc
echo " - Added."
fi
# Install auto-completion support
if [ $AUTO_COMPLETION -eq 0 ]; then
FZF_COMPLETION="source $FZF_BASE/fzf-completion.${shell}"
echo "- Add auto-completion support"
echo " - $FZF_COMPLETION"
if [ $(grep "source.*fzf-completion" $rc | wc -l) -gt 0 ]; then
echo " - (X) fzf-completion.${shell} already being sourced"
else
echo $FZF_COMPLETION >> $rc
echo " - Added."
fi
fi
echo
done
echo "Finished. Reload your .bashrc or .zshrc to take effect."
echo " source ~/.bashrc # bash"
echo " source ~/.zshrc # zsh"
echo
echo "To uninstall fzf, simply remove the added lines."
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