38 lines
1.4 KiB
Ruby
38 lines
1.4 KiB
Ruby
module Gitlab
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module GitalyClient
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class Commit
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# The ID of empty tree.
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# See http://stackoverflow.com/a/40884093/1856239 and https://github.com/git/git/blob/3ad8b5bf26362ac67c9020bf8c30eee54a84f56d/cache.h#L1011-L1012
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EMPTY_TREE_ID = '4b825dc642cb6eb9a060e54bf8d69288fbee4904'.freeze
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class << self
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def diff_from_parent(commit, options = {})
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repository = commit.project.repository
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gitaly_repo = repository.gitaly_repository
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stub = Gitaly::Diff::Stub.new(nil, nil, channel_override: repository.gitaly_channel)
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parent = commit.parents[0]
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parent_id = parent ? parent.id : EMPTY_TREE_ID
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request = Gitaly::CommitDiffRequest.new(
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repository: gitaly_repo,
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left_commit_id: parent_id,
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right_commit_id: commit.id
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)
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Gitlab::Git::DiffCollection.new(stub.commit_diff(request), options)
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end
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def is_ancestor(repository, ancestor_id, child_id)
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gitaly_repo = repository.gitaly_repository
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stub = Gitaly::Commit::Stub.new(nil, nil, channel_override: repository.gitaly_channel)
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request = Gitaly::CommitIsAncestorRequest.new(
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repository: gitaly_repo,
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ancestor_id: ancestor_id,
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child_id: child_id
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)
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stub.commit_is_ancestor(request).value
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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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