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#
# Cookbook Name:: rvm
# Library:: Chef::RVM::EnvironmentHelpers
#
# Author:: Fletcher Nichol <fnichol@nichol.ca>
#
# Copyright 2011, Fletcher Nichol
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
class Chef
module RVM
module RubyHelpers
# stub to satisfy EnvironmentHelpers (library load order not guarenteed)
end
module GemsetHelpers
# stub to satisfy EnvironmentHelpers (library load order not guarenteed)
end
module EnvironmentHelpers
include RubyHelpers
include GemsetHelpers
##
# Determines whether or not and ruby/gemset environment exists
#
# @param [String, #to_s] the fully qualified RVM ruby string
# @return [Boolean] does this environment exist?
def env_exists?(ruby_string)
return true if system_ruby?(ruby_string)
rubie = select_ruby(ruby_string)
gemset = select_gemset(ruby_string)
if gemset
gemset_exists?(:ruby => rubie, :gemset => gemset)
else
ruby_installed?(rubie)
end
end
end
end
end
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