# frozen_string_literal: true
# Psych could be a gem, so try to ask for it
begin
gem "psych"
rescue LoadError
end if defined?(gem)
# Psych could be in the stdlib
# but it's too late if Syck is already loaded
begin
require "psych" unless defined?(Syck)
rescue LoadError
# Apparently Psych wasn't available. Oh well.
end
# At least load the YAML stdlib, whatever that may be
require "yaml" unless defined?(YAML.dump)
module Bundler
# On encountering invalid YAML,
# Psych raises Psych::SyntaxError
if defined?(::Psych::SyntaxError)
YamlLibrarySyntaxError = ::Psych::SyntaxError
else # Syck raises ArgumentError
YamlLibrarySyntaxError = ::ArgumentError
end
end
require "bundler/deprecate"
begin
Bundler::Deprecate.skip_during do
require "rubygems/safe_yaml"
end
rescue LoadError
# it's OK if the file isn't there
end
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