# File rubygems/bundler_version_finder.rb, line 6
def self.bundler_version
version, _ = bundler_version_with_reason
return unless version
Gem::Version.new(version)
end
# File rubygems/bundler_version_finder.rb, line 14
def self.bundler_version_with_reason
if v = ENV["BUNDLER_VERSION"]
return [v, "`$BUNDLER_VERSION`"]
end
if v = bundle_update_bundler_version
return if v == true
return [v, "`bundle update --bundler`"]
end
v, lockfile = lockfile_version
if v
return [v, "your #{lockfile}"]
end
end
# File rubygems/bundler_version_finder.rb, line 37
def self.compatible?(spec)
return true unless spec.name == "bundler".freeze
return true unless bundler_version = self.bundler_version
spec.version.segments.first == bundler_version.segments.first
end
# File rubygems/bundler_version_finder.rb, line 44
def self.filter!(specs)
return unless bundler_version = self.bundler_version
specs.reject! { |spec| spec.version.segments.first != bundler_version.segments.first }
exact_match_index = specs.find_index { |spec| spec.version == bundler_version }
return unless exact_match_index
specs.unshift(specs.delete_at(exact_match_index))
end
# File rubygems/bundler_version_finder.rb, line 28
def self.missing_version_message
return unless vr = bundler_version_with_reason
<<-EOS
Could not find 'bundler' (#{vr.first}) required by #{vr.last}.
To update to the latest version installed on your system, run `bundle update --bundler`.
To install the missing version, run `gem install bundler:#{vr.first}`
EOS
end