comparison mercurial/templater.py @ 24886:10a13da8840d stable

templater: fail more gracefully for blank strings to word

24885:eea3977e6fca

    if not (2 <= len(args) <= 3):
        # i18n: "word" is a keyword
        raise error.ParseError(_("word expects two or three arguments, got %d")
                               % len(args))

    num = int(stringify(args[0][0](context, mapping, args[0][1])))
    text = stringify(args[1][0](context, mapping, args[1][1]))
    if len(args) == 3:
        splitter = stringify(args[2][0](context, mapping, args[2][1]))
    else:
        splitter = None

24886:10a13da8840d

    if not (2 <= len(args) <= 3):
        # i18n: "word" is a keyword
        raise error.ParseError(_("word expects two or three arguments, got %d")
                               % len(args))

    try:
        num = int(stringify(args[0][0](context, mapping, args[0][1])))
    except ValueError:
        # i18n: "word" is a keyword
        raise error.ParseError(
                _("Use strings like '3' for numbers passed to word function"))
    text = stringify(args[1][0](context, mapping, args[1][1]))
    if len(args) == 3:
        splitter = stringify(args[2][0](context, mapping, args[2][1]))
    else:
        splitter = None