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Install bundler
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| title | install current version |
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gem install bundler # installs in current gemset
rvm @global do gem install bundler # installs in @global gemset for current ruby version |
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| title | install specific version |
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gem install bundler --version 1.4.7 |
Examples
Install based on RVM gem-set
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| title | saves gems in current rvm gemset |
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# Install the gems specified by the Gemfile saving them in current rvm gemset (or gemset specified in .ruby-gemset)
bundle install |
Install in vendor/bundle
Preferred as this will be deleted when the app is deleted.
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| title | save gems in rails app |
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# 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.
Files:
- Gemfile - editable by developer
- Gemfile.lock - updated by bundler do not edit
Process:
- edit Gemfile and add dependencies
- run command to update
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$ bundle install
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Executing a command in the context of a bundle
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# 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
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Man page
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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)
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