Install bundler
install current version
gem install bundler # installs in current gemset rvm @global do gem install bundler # installs in @global gemset for current ruby version
list versions
gem list bundler
remove specific version
gem uninstall bundler --version 1.1.9
install specific version
gem install bundler --version 1.4.7
Examples
saves gems in current rvm gemset
# Install the gems specified by the Gemfile saving them in current rvm gemset bundle install
save gems in rails app
# Install the gems specified by the Gemfile saving them in the rails app at the specified path # vendor/bundle is best practice location for rails apps # bundle saves the path at .bundle/config in the rails app bundle install --path=vendor/bundle
NOTE: This path should be in .gitignore.
Documentation: http://bundler.io
Files:
- Gemfile - editable by developer
- Gemfile.lock - updated by bundler do not edit
Process:
- edit Gemfile and add dependencies
- run command to update
$ bundle install
Executing a command in the context of a bundle
# the following may get errors $ rake db:migrate # if it does, try the following to execute in context of the bundle dependencies $ bundle exec rake db:migrate
Man page
BUNDLE(1) BUNDLE(1) NAME bundle - Ruby Dependency Management SYNOPSIS bundle COMMAND [--no-color] [--verbose] [ARGS] DESCRIPTION Bundler manages an application's dependencies through its entire life across many machines systematically and repeatably. See the bundler website http://bundler.io for information on getting started, and Gem- file(5) for more information on the Gemfile format. OPTIONS --no-color Prints all output without color --verbose Prints out additional logging information BUNDLE COMMANDS We divide bundle subcommands into primary commands and utilities. PRIMARY COMMANDS bundle install(1) bundle-install.1.html Install the gems specified by the Gemfile or Gemfile.lock bundle update(1) bundle-update.1.html Update dependencies to their latest versions bundle package(1) bundle-package.1.html Package the .gem files required by your application into the vendor/cache direc- tory bundle exec(1) bundle-exec.1.html Execute a script in the context of the current bundle bundle config(1) bundle-config.1.html Specify and read configuration options for bundler bundle help(1) Displays detailed help for each subcommand UTILITIES bundle check(1) Determine whether the requirements for your application are installed and avail- able to bundler bundle list(1) Show all of the gems in the current bundle bundle show(1) Show the source location of a particular gem in the bundle bundle outdated(1) Show all of the outdated gems in the current bundle bundle console(1) Start an IRB session in the context of the current bundle bundle open(1) Open an installed gem in the editor bundle viz(1) Generate a visual representation of your dependencies bundle init(1) Generate a simple Gemfile, placed in the current directory bundle gem(1) Create a simple gem, suitable for development with bundler bundle platform(1) bundle-platform.1.html Displays platform compatibility information bundle clean(1) Cleans up unused gems in your bundler directory OBSOLETE These commands are obsolete and should no longer be used o bundle lock(1) o bundle unlock(1) o bundle cache(1)