5 commits

Author	SHA1	Message	Date
Richard Newman	2b61944f09	Part 6: track why an empty or-join failed.	2017-04-07 12:46:30 -07:00
Richard Newman	b693385495	Part 5: eliminate is_known_empty in favor of empty_because and an accessor.	2017-04-07 12:46:26 -07:00
Richard Newman	0639c94468	Part 2: implement simple or.	2017-04-07 12:46:25 -07:00
Richard Newman	2b2b5cf696	Part 6: implement decision tree for processing simple alternation.	2017-03-30 19:13:40 -07:00
Richard Newman	9e5c735460	Part 5: split cc.rs into a 'clauses' module. ... mod.rs defines the module and ConjoiningClauses itself, complete with methods to record facts and ask it questions. pattern.rs, predicate.rs, resolve.rs, and or.rs include particular functionality around accumulating certain kinds of patterns. Only `or.rs` includes significant new code; the rest is just split.	2017-03-30 19:13:20 -07:00