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#!/usr/bin/env bash | |
# | |
# Originally from https://gist.github.com/IanVaughan/2902499 | |
# | |
# authors: Ian Vaughan | |
# Jacob Zimmerman | |
# | |
# usage: uninstall_gems [<version> ...] | |
# | |
# examples: | |
# Uninstall all gems in all ruby version | |
# uninstall_gems | |
# | |
# Uninstall all gems in ruby 2.1.3 | |
# uninstall_gems 2.1.3 | |
# | |
# Uninstall all gems in the current ruby version | |
# uninstall_gems $(rbenv version-name) | |
uninstall() { | |
list=`gem list --no-versions` | |
for gem in $list; do | |
gem uninstall $gem -aIx | |
done | |
gem list | |
gem install bundler | |
} | |
if [ "$@" ]; then | |
RUBIES="$@" | |
else | |
#rbenv versions --bare | |
RBENVPATH=`rbenv root` | |
echo $RBENVPATH | |
RUBIES=`ls $RBENVPATH/versions` | |
fi | |
# Don't clobber existing .ruby-version file | |
if [ -f ./.ruby-version ]; then | |
RUBY_VERSION="$(cat ./.ruby-version)" | |
fi | |
for ruby in $RUBIES; do | |
echo '---------------------------------------' | |
echo $ruby | |
rbenv local $ruby | |
uninstall | |
done | |
# Restore old .ruby-version file if there was one | |
if [ "$RUBY_VERSION" ]; then | |
echo "$RUBY_VERSION" > ./.ruby-version | |
else | |
rm ./.ruby-version | |
fi |
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Here were the steps I used to run this command on my machine: