“font” is treated as specially.
# File lib/rabbit/parser/ext/blockdiag.rb, line 35 def find_font(prop) font = prop["font"] return font if font and File.exist?(font) fonts = prop["fonts"] return nil if fonts.nil? fonts = fonts.split(/\s*,\s*/) if fonts.is_a?(String) fonts.find do |font| File.exist?(font) end end
# File lib/rabbit/parser/ext/blockdiag.rb, line 11 def make_image(path, prop, logger) image_file = Tempfile.new("rabbit-image-blockdiag") command = ["blockdiag", "-T", "svg", "-o", image_file.path] font = find_font(prop) command.concat(["-f", font]) if font AVAILABLE_FLAG_OPTIONS.each do |name| command << "--#{name}" if /\A(?:true|yes)\z/ =~ prop[name].to_s end AVAILABLE_VALUE_OPTIONS.each do |name| command.concat(["--#{name}", prop[name]]) if prop.has_key?(name) end command << path if SystemRunner.run(*command) image_file else format = _("tried blockdiag command: %s") additional_info = format % command.inspect raise BlockDiagCanNotHandleError.new(command.join(' '), additional_info) end end
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