Contents

# frozen_string_literal: true

require 'slf0/parser'
require 'xcactivitylog/objects'

module XCActivityLog
  class Parser < SLF0::Parser
    class S < SLF0::Token::Stream
      def initialize(tokens, class_deserializer:)
        super(tokens, class_deserializer: class_deserializer)
        @version = int { 'activity log version' }
      end

      def deserializer_for(class_ref_num)
        class_name, = @class_deserializer[class_ref_num]
        cls = XCActivityLog.const_get(class_name)
        raise "invalid #{class_name} #{cls}" unless cls < SerializedObject

        lambda do |stream|
          deserialize_instance_of(stream, cls)
        end
      end

      def deserialize_instance_of(stream, cls)
        instance = cls.new
        cls.attributes.each do |attr|
          next if attr.first_version > @version || attr.first_version_without <= @version

          value = stream.send(attr.type) { "#{attr.name} for #{cls.name.split('::').last} #{instance.inspect}" }
          instance.instance_variable_set(:"@#{attr.name}", value)
        end
        instance.freeze
      end

      def boolean(&reason_blk)
        int(&reason_blk) != 0
      end

      def nsrange(&_reason_blk)
        deserialize_instance_of(self, NSRange)
      end

      def document_location(&reason_blk)
        return if shift_nil?

        object(&reason_blk).tap do |o|
          raise "expected location, got #{o.class.name} for #{reason_blk&.call}" unless o.is_a?(DVTDocumentLocation)
        end
      end

      EPOCH = Time.new(2001, 1, 1, 0, 0, 0, '+00:00').freeze

      def time(&reason_blk)
        EPOCH.+(double(&reason_blk)).freeze
      end

      def unexpected_token!(expected_class, token, &reason_blk)
        raise "expected #{expected_class} got #{token.inspect} for #{reason_blk&.call} (XCActivityLog version #{@version})"
      end
    end
    def make_stream(tokens, class_deserializer)
      S.new(tokens, class_deserializer: class_deserializer)
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
xcactivitylog-0.2.3	lib/xcactivitylog/parser.rb
xcactivitylog-0.2.2	lib/xcactivitylog/parser.rb
xcactivitylog-0.2.1	lib/xcactivitylog/parser.rb
xcactivitylog-0.2.0	lib/xcactivitylog/parser.rb