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Versions: 37
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Contents
require 'digest/sha1'
NULL_SHA1 = '0000000000000000000000000000000000000000' unless defined?(NULL_SHA1)
module OhlohScm::Adapters
class AbstractAdapter
# This file provides SHA1 computation helpers for source control systems that
# don't have them natively (that is, everyone except Git!).
# So GitAdapter doesn't use this code, but others can us it to compute SHA1s
# that match those generated natively by Git.
def compute_sha1(blob)
blob.to_s == '' ? NULL_SHA1 : Digest::SHA1.hexdigest("blob #{blob.length}\0#{blob}")
end
# Populates the SHA1 values for each diff in a commit.
def populate_commit_sha1s!(commit)
if commit.diffs
commit.diffs.each do |diff|
populate_diff_sha1s!(commit, diff)
end
end
commit
end
# Populates the SHA1 values for a single diff.
def populate_diff_sha1s!(commit, diff)
diff.sha1 =
case diff.action
when 'D'
NULL_SHA1
else
compute_sha1(cat_file(commit, diff))
end
diff.parent_sha1 =
case diff.action
when 'A'
NULL_SHA1
else
compute_sha1(cat_file_parent(commit, diff))
end
diff
end
end
end
Version data entries
37 entries across 37 versions & 1 rubygems