# File lib/rspec/support/differ.rb, line 9 def diff(actual, expected) diff = "" if actual && expected if all_strings?(actual, expected) if any_multiline_strings?(actual, expected) diff = diff_as_string(coerce_to_string(actual), coerce_to_string(expected)) end elsif no_procs?(actual, expected) && no_numbers?(actual, expected) diff = diff_as_object(actual, expected) end end diff.to_s end
# File lib/rspec/support/differ.rb, line 54 def diff_as_object(actual, expected) actual_as_string = object_to_string(actual) expected_as_string = object_to_string(expected) diff_as_string(actual_as_string, expected_as_string) end
# File lib/rspec/support/differ.rb, line 25 def diff_as_string(actual, expected) @encoding = pick_encoding actual, expected @actual = EncodedString.new(actual, @encoding) @expected = EncodedString.new(expected, @encoding) output = EncodedString.new("\n", @encoding) hunks.each_cons(2) do |prev_hunk, current_hunk| begin if current_hunk.overlaps?(prev_hunk) add_old_hunk_to_hunk(current_hunk, prev_hunk) else add_to_output(output, prev_hunk.diff(format).to_s) end ensure add_to_output(output, "\n") end end if hunks.last finalize_output(output, hunks.last.diff(format).to_s) end color_diff output rescue Encoding::CompatibilityError handle_encoding_errors end
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