class ReVIEW::YAMLLoader
Public Class Methods
safe_load(s)
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# File lib/review/yamlloader.rb, line 27 def self.safe_load(s) if YAML.respond_to?(:safe_load_file) YAML.safe_load(s, aliases: true, permitted_classes: [Date]) else begin # < Ruby 3.1 YAML.safe_load(s, aliases: true, permitted_classes: [Date]) rescue ArgumentError, Psych::DisallowedClass # < Ruby 2.7 YAML.safe_load(s, [Date]) end end end
safe_load_file(file)
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# File lib/review/yamlloader.rb, line 6 def self.safe_load_file(file) if YAML.respond_to?(:safe_load_file) YAML.safe_load_file(file, aliases: true, permitted_classes: [Date]) else File.open(file, 'rt:bom|utf-8') do |f| begin # < Ruby 3.1 YAML.safe_load(f, filename: file, aliases: true, permitted_classes: [Date]) rescue ArgumentError # < Ruby 2.7 YAML.safe_load(f, [Date]) rescue Psych::DisallowedClass # < Ruby 2.5 # rubocop:disable Style/YAMLFileRead YAML.safe_load(File.read(file), [Date]) # rubocop:enable Style/YAMLFileRead end end end end
Public Instance Methods
load_file(yamlfile)
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load YAML files
‘inherit: [3.yml, 6.yml]` in 7.yml; `inherit: [1.yml, 2.yml]` in 3.yml; `inherit: [4.yml, 5.yml]` in 6.yml
=> 7.yml > 6.yml > 5.yml > 4.yml > 3.yml > 2.yml > 1.yml
# File lib/review/yamlloader.rb, line 46 def load_file(yamlfile) file_queue = [File.expand_path(yamlfile)] loaded_files = {} yaml = {} while file_queue.present? current_file = file_queue.shift current_yaml = YAMLLoader.safe_load_file(current_file) if current_yaml.instance_of?(FalseClass) || current_yaml.nil? raise "#{File.basename(current_file)} is malformed." end yaml = current_yaml.deep_merge(yaml) if yaml.key?('inherit') inherit_files = parse_inherit(yaml, yamlfile, loaded_files) file_queue = inherit_files + file_queue end end yaml end
parse_inherit(yaml, yamlfile, loaded_files)
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# File lib/review/yamlloader.rb, line 69 def parse_inherit(yaml, yamlfile, loaded_files) files = [] yaml['inherit'].reverse_each do |item| inherit_file = File.expand_path(item, File.dirname(yamlfile)) # Check loop if loaded_files[inherit_file] raise "Found circular YAML inheritance '#{inherit_file}' in #{yamlfile}." end loaded_files[inherit_file] = true files << inherit_file end yaml.delete('inherit') files end