78 lines
2.3 KiB
Ruby
78 lines
2.3 KiB
Ruby
module Gitlab
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module Diff
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module FileCollection
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class Base
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include Gitlab::Utils::StrongMemoize
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attr_reader :project, :diff_options, :diff_refs, :fallback_diff_refs, :diffable
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delegate :count, :size, :real_size, to: :diff_files
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def self.default_options
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::Commit.max_diff_options.merge(ignore_whitespace_change: false, expanded: false, include_stats: true)
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end
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def initialize(diffable, project:, diff_options: nil, diff_refs: nil, fallback_diff_refs: nil)
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diff_options = self.class.default_options.merge(diff_options || {})
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@diffable = diffable
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@include_stats = diff_options.delete(:include_stats)
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@project = project
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@diff_options = diff_options
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@diff_refs = diff_refs
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@fallback_diff_refs = fallback_diff_refs
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@repository = project.repository
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end
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def diffs
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@diffs ||= diffable.raw_diffs(diff_options)
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end
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def diff_files
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@diff_files ||= diffs.decorate! { |diff| decorate_diff!(diff) }
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end
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def diff_file_with_old_path(old_path)
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diff_files.find { |diff_file| diff_file.old_path == old_path }
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end
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def diff_file_with_new_path(new_path)
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diff_files.find { |diff_file| diff_file.new_path == new_path }
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end
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def clear_cache
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# No-op
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end
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def write_cache
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# No-op
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end
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private
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def diff_stats_collection
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strong_memoize(:diff_stats) do
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# There are scenarios where we don't need to request Diff Stats,
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# when caching for instance.
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next unless @include_stats
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next unless diff_refs
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@repository.diff_stats(diff_refs.base_sha, diff_refs.head_sha)
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end
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end
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def decorate_diff!(diff)
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return diff if diff.is_a?(File)
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stats = diff_stats_collection&.find_by_path(diff.new_path)
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Gitlab::Diff::File.new(diff,
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repository: project.repository,
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diff_refs: diff_refs,
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fallback_diff_refs: fallback_diff_refs,
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stats: stats)
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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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