We should remove `antiLeft` entirely. ~The `AntiLeft` parser is complicated in that:~ ~1. it is unnecessarily restrictive in the patterns which it accepts, and~ ~2. the parser exposes its internal state in its return value.~
We should remove
antiLeftentirely.TheAntiLeftparser is complicated in that:1. it is unnecessarily restrictive in the patterns which it accepts, and2. the parser exposes its internal state in its return value.