50 lines
1.1 KiB
Ruby
50 lines
1.1 KiB
Ruby
# Contains functionality shared between `DiffDiscussion` and `LegacyDiffDiscussion`.
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module DiscussionOnDiff
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extend ActiveSupport::Concern
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NUMBER_OF_TRUNCATED_DIFF_LINES = 16
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included do
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delegate :line_code,
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:original_line_code,
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:diff_file,
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:diff_line,
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:for_line?,
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:active?,
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:created_at_diff?,
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to: :first_note
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delegate :file_path,
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:blob,
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:highlighted_diff_lines,
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:diff_lines,
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to: :diff_file,
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allow_nil: true
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end
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def diff_discussion?
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true
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end
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# Returns an array of at most 16 highlighted lines above a diff note
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def truncated_diff_lines(highlight: true)
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lines = highlight ? highlighted_diff_lines : diff_lines
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prev_lines = []
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lines.each do |line|
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if line.meta?
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prev_lines.clear
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else
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prev_lines << line
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break if for_line?(line)
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prev_lines.shift if prev_lines.length >= NUMBER_OF_TRUNCATED_DIFF_LINES
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end
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end
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prev_lines
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end
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end
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