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Add gem2 installer to use gem2.0. #210

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09d8238
Add gem2 installer to use `gem2.0`.
weakish Apr 25, 2015
73d6e9c
Merge `gem2.rb` to `gem.rb`.
weakish Jul 11, 2016
6995cf6
`gem2()`: shortcut for `gem2.0` as `:gem_command`.
weakish Jul 14, 2016
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40 changes: 32 additions & 8 deletions lib/sprinkle/installers/gem.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ module Installers
# The installer has a single optional configuration: source.
# By changing source you can specify a given ruby gems
# repository from which to install.
#
#
# == Example Usage
#
# First, a simple installation of the magic_beans gem:
Expand All @@ -23,33 +23,57 @@ module Installers
# end
# end
#
# Third, specify the `gem` command:
#
# package :magic_beans do
# gem 'magic_beans' do
# gem_command '/usr/bin/gem2.0' # Or just `gem2.0`.
# end
# end
#
# There is an additional `gem2` installer:
#
# package :magic_beans do
# gem2 'magic_beans'
# end
#
# This is a shortcut for `gem` using `gem2.0` as value of `gem_command`.
#
# As you can see, setting options is as simple as creating a
# block and calling the option as a method with the value as
# block and calling the option as a method with the value as
# its parameter.
class Gem < Installer

api do
def gem(name, options = {}, &block)
recommends :rubygems
install Gem.new(self, name, options, &block)
end
def gem2(name, options = {}, &block)
gem(name, options.merge(:gem_command => 'gem2.0'), &block)
end
end

attr_accessor :gem #:nodoc:

def initialize(parent, gem, options = {}, &block) #:nodoc:
super parent, options, &block
@gem = gem
end
attributes :source, :repository, :http_proxy, :build_flags, :version

attributes :gem_command, :source, :repository, :http_proxy, :build_flags, :version

protected

# rubygems 0.9.5+ installs dependencies by default, and does platform selection

def install_commands #:nodoc:
cmd = "#{sudo_cmd}gem install #{gem}"
if option?(:gem_command)
gem_cmd = gem_command
else
gem_cmd = 'gem'
end
cmd = "#{sudo_cmd}#{gem_cmd} install #{gem}"
cmd << " --version '#{version}'" if version
cmd << " --source #{source}" if source
cmd << " --install-dir #{repository}" if option?(:repository)
Expand All @@ -58,7 +82,7 @@ def install_commands #:nodoc:
cmd << " -- #{build_flags}" if option?(:build_flags)
cmd
end

end
end
end