54 lines
1.8 KiB
Ruby
54 lines
1.8 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Diff
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class PositionTracer
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class ImageStrategy < BaseStrategy
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def trace(position)
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a_path = position.old_path
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b_path = position.new_path
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diff_file = diff_file(position)
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a_mode = diff_file&.a_mode
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b_mode = diff_file&.b_mode
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# If file exists in B->D (e.g. updated, renamed, removed), let the
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# note become outdated.
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bd_diff = bd_diffs.diff_file_with_old_path(b_path, b_mode)
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return { position: new_position(position, bd_diff), outdated: true } if bd_diff
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# If file still exists in the new diff, update the position.
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cd_diff = cd_diffs.diff_file_with_new_path(b_path, b_mode)
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return { position: new_position(position, cd_diff), outdated: false } if cd_diff
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# If file exists in A->C (e.g. rebased and same changes were present
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# in target branch), let the note become outdated.
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ac_diff = ac_diffs.diff_file_with_old_path(a_path, a_mode)
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return { position: new_position(position, ac_diff), outdated: true } if ac_diff
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# If ever there's a case that the file no longer exists in any diff,
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# don't set a change position and let the note become outdated.
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#
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# This should never happen given the file should exist in one of the
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# diffs above.
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{ outdated: true }
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end
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private
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def new_position(position, diff_file)
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Position.new(
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diff_file: diff_file,
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x: position.x,
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y: position.y,
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width: position.width,
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height: position.height,
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position_type: position.position_type
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)
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end
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end
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end
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end
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end
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