Perform a single tier reduction. Excise all the nodes in the matched phrase.
singlezap()
Useful for things like retokenizing or replacing parse tree nodes with new nodes.
# Replace the hyphenated "moti-vate" with "motivate".
@POST
singlezap();
@RULES
motivate <- moti \- vate @@
singlex, singler, single, noop, POST Actions