The goal is to speed up styling by removing all rules that are only
applicable in contexts that don't occur often, e.g. for most code, we don't
expect ";" to be in it, so we don't need to apply resolve_semicolon() on
every nest.
transformers_drop(text, transformers)Text to parse. Can also be the column text of the output of
compute_parse_data_nested(), where each element is a token (instead of a
line).
the transformers.
specify_transformers_drop