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module Gitlab
module Git
class RevList
include Gitlab::Git::Popen
attr_reader :oldrev, :newrev, :repository
def initialize(repository, newrev:, oldrev: nil)
@oldrev = oldrev
@newrev = newrev
@repository = repository
end
# This method returns an array of new commit references
def new_refs
repository.rev_list(including: newrev, excluding: :all).split("\n")
end
# Finds newly added objects
# Returns an array of shas
#
# Can skip objects which do not have a path using required_path: true
# This skips commit objects and root trees, which might not be needed when
# looking for blobs
#
# When given a block it will yield objects as a lazy enumerator so
# the caller can limit work done instead of processing megabytes of data
def new_objects(options: [], require_path: nil, not_in: nil, &lazy_block)
opts = {
including: newrev,
options: options,
excluding: not_in.nil? ? :all : not_in,
require_path: require_path
}
get_objects(opts, &lazy_block)
end
def all_objects(options: [], require_path: nil, &lazy_block)
get_objects(including: :all,
options: options,
require_path: require_path,
&lazy_block)
end
private
def execute(args)
repository.rev_list(args).split("\n")
end
def get_objects(including: [], excluding: [], options: [], require_path: nil)
opts = { including: including, excluding: excluding, options: options, objects: true }
repository.rev_list(opts) do |lazy_output|
objects = objects_from_output(lazy_output, require_path: require_path)
yield(objects)
end
end
def objects_from_output(object_output, require_path: nil)
object_output.map do |output_line|
sha, path = output_line.split(' ', 2)
next if require_path && path.to_s.empty?
sha
end.reject(&:nil?)
end
end
end
end
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