class SafeYAML::LibyamlChecker
Constants
- KNOWN_PATCHED_LIBYAML_VERSIONS
- LIBYAML_VERSION
- SAFE_LIBYAML_VERSION
Do proper version comparison (e.g. so 0.1.10 is >= 0.1.6)
Public Class Methods
libyaml_patched?()
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# File lib/safe_yaml/libyaml_checker.rb, line 29 def self.libyaml_patched? return false if (`which dpkg` rescue '').empty? libyaml_version = `dpkg -s libyaml-0-2`.match(/^Version: (.*)$/) return false if libyaml_version.nil? KNOWN_PATCHED_LIBYAML_VERSIONS.include?(libyaml_version[1]) end
libyaml_version_ok?()
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# File lib/safe_yaml/libyaml_checker.rb, line 23 def self.libyaml_version_ok? return true if YAML_ENGINE != "psych" || defined?(JRUBY_VERSION) return true if Gem::Version.new(LIBYAML_VERSION || "0") >= SAFE_LIBYAML_VERSION return libyaml_patched? end