Method: Chef::Provider::Git#remote_resolve_reference

Defined in:
lib/chef/provider/git.rb

#remote_resolve_reference ⇒ Object 



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# File 'lib/chef/provider/git.rb', line 293

def remote_resolve_reference
  logger.trace("#{new_resource} resolving remote reference")
  # The sha pointed to by an annotated tag is identified by the
  # '^{}' suffix appended to the tag. In order to resolve
  # annotated tags, we have to search for "revision*" and
  # post-process. Special handling for 'HEAD' to ignore a tag
  # named 'HEAD'.
  @resolved_reference = git_ls_remote(rev_search_pattern)
  refs = @resolved_reference.split("\n").map { |line| line.split("\t") }
  # First try for ^{} indicating the commit pointed to by an
  # annotated tag.
  # It is possible for a user to create a tag named 'HEAD'.
  # Using such a degenerate annotated tag would be very
  # confusing. We avoid the issue by disallowing the use of
  # annotated tags named 'HEAD'.
  if rev_search_pattern != "HEAD"
    found = find_revision(refs, new_resource.revision, "^{}")
  else
    found = refs_search(refs, "HEAD")
  end
  found = find_revision(refs, new_resource.revision) if found.empty?
  found.size == 1 ? found.first[0] : nil
end