Function print_preparing_worktree_line

builtin/worktree.c:635–665

}

static void print_preparing_worktree_line(int detach,
					  const char *branch,
					  const char *new_branch,
					  int force_new_branch)
{
	if (force_new_branch) {
		struct commit *commit = lookup_commit_reference_by_name(new_branch);
		if (!commit)
			fprintf_ln(stderr, _("Preparing worktree (new branch '%s')"), new_branch);
		else
			fprintf_ln(stderr, _("Preparing worktree (resetting branch '%s'; was at %s)"),
				  new_branch,
				  repo_find_unique_abbrev(the_repository, &commit->object.oid, DEFAULT_ABBREV));
	} else if (new_branch) {
		fprintf_ln(stderr, _("Preparing worktree (new branch '%s')"), new_branch);
	} else {
		struct strbuf s = STRBUF_INIT;
		if (!detach && !check_branch_ref(&s, branch) &&
		    refs_ref_exists(get_main_ref_store(the_repository), s.buf))
			fprintf_ln(stderr, _("Preparing worktree (checking out '%s')"),
				  branch);
		else {
			struct commit *commit = lookup_commit_reference_by_name(branch);
			if (!commit)
				BUG("unreachable: invalid reference: %s", branch);
			fprintf_ln(stderr, _("Preparing worktree (detached HEAD %s)"),
				  repo_find_unique_abbrev(the_repository, &commit->object.oid, DEFAULT_ABBREV));
		}
		strbuf_release(&s);
	}
}

/**
 * Callback to short circuit iteration over refs on the first reference