123 Commits

Author	SHA1	Message	Date
joshvera	48c7498ce2	Define Term in terms of Cofree	2016-05-04 14:37:24 -04:00
Matt Diephouse	b8c7aaeccd	Document SES.hs	2016-01-21 10:29:52 -05:00
Rob Rix	f0b026f07f	Revert "Diffs are Church-encoded." ... This reverts commit 84e126cb18397fd85e7b12ee0ce2bbde770c4300.	2015-12-24 21:28:42 -05:00
Rob Rix	7695992f70	Diffs are Church-encoded.	2015-12-24 21:11:09 -05:00
Rob Rix	6be93fa749	Dollar sign spaceship operator to the rescue.	2015-12-24 01:10:17 -05:00
Rob Rix	671ecc2c11	Rejigger some parentheses to avoid a $.	2015-12-24 01:09:49 -05:00
Rob Rix	56aa250f96	Eta-reductions.	2015-12-24 01:09:40 -05:00
Rob Rix	d17a44221d	Don’t re-sum the costs.	2015-12-24 01:08:53 -05:00
Rob Rix	dba213ebfc	Remove an unnecessary $.	2015-12-24 01:08:23 -05:00
Rob Rix	6c2bde6bd0	Cache invalidation.	2015-11-30 18:25:59 -05:00
Rob Rix	6fd8ad90d5	SES calls into diffAt.	2015-11-30 18:17:30 -05:00
Rob Rix	149b80e1da	Perform the diff in the general case.	2015-11-30 18:17:21 -05:00
Rob Rix	a76f645f63	Abstract over type parameters.	2015-11-30 18:17:15 -05:00
Rob Rix	b0762f5e5f	Remove an unnecessary $.	2015-11-30 17:52:45 -05:00
Rob Rix	7ef0800b75	Remove the copy binding.	2015-11-30 17:50:23 -05:00
Rob Rix	56b4ae6ea3	Short-circuit at end of a/b attributes costs.	2015-11-30 17:47:32 -05:00
Rob Rix	4cd988b89b	Delete/insert are consed with costs.	2015-11-30 17:47:10 -05:00
Rob Rix	f68d7c253a	Compute cost and cons together edit scripts at once.	2015-11-30 17:37:13 -05:00
Rob Rix	827ae6374a	Produce diff/cost pairs.	2015-11-30 17:28:02 -05:00
Rob Rix	b6251522a3	Add a function to compute a recursive copy.	2015-11-30 17:25:54 -05:00
Rob Rix	bf333bc073	Add delete & insert bindings.	2015-11-30 17:25:43 -05:00
Rob Rix	37f6c02432	Add a recur function closing over the operands.	2015-11-30 17:25:18 -05:00
Rob Rix	3f6caffb04	sumCost sums the cost fields.	2015-11-30 17:24:54 -05:00
Rob Rix	1d99c50a44	Add a best function.	2015-11-30 17:08:28 -05:00
Rob Rix	f511c85691	The indices come after the functions.	2015-11-30 17:08:08 -05:00
Rob Rix	ea6369bdb1	Parameterize by the comparison function.	2015-11-30 16:58:21 -05:00
Rob Rix	29475a1ef6	Bring the sumCost function over.	2015-11-30 16:57:23 -05:00
Rob Rix	e1cd992155	Parameterize by the cost function.	2015-11-30 16:57:14 -05:00
Rob Rix	f714539691	Rename the state variable.	2015-11-30 16:55:22 -05:00
Rob Rix	461c7629c9	We’re going to need these.	2015-11-30 16:54:51 -05:00
Rob Rix	1704369fdc	We don’t use these bindings.	2015-11-30 16:53:04 -05:00
Rob Rix	b0b43cf3b0	Eliminate with pattern matching.	2015-11-30 16:51:45 -05:00
Rob Rix	6b61eb7777	Attempt to stub in computation of the rest of the diff.	2015-11-30 16:48:33 -05:00
Rob Rix	3429f52e3f	Move the return inside the handling of the Just case.	2015-11-30 16:45:54 -05:00
Rob Rix	7793a8de2f	Stub in caching & computation.	2015-11-30 16:44:41 -05:00
Rob Rix	f81de8d289	Get the state in the general case.	2015-11-30 16:25:00 -05:00
Rob Rix	47f3b61395	Diffing a non-empty list against an empty list produces deletions.	2015-11-30 16:23:34 -05:00
Rob Rix	0d2e881405	Diffing an empty list against a non-empty list produces insertions.	2015-11-30 16:21:41 -05:00
Rob Rix	df23b3af23	Diffing empty lists produces an empty diff.	2015-11-30 16:19:34 -05:00
Rob Rix	e4c7ce28c0	Remove needless parens.	2015-11-30 16:17:37 -05:00
Rob Rix	4a3c63473e	Import Map qualified.	2015-11-30 16:17:24 -05:00
Rob Rix	efee13fd63	Stub in a diffAt function.	2015-11-30 16:02:37 -05:00
Rob Rix	2e307510b2	Don’t shadow the head function.	2015-11-27 12:03:48 -05:00
Rob Rix	dcd3fbdf8e	We don’t need this import.	2015-11-27 12:03:19 -05:00
Rob Rix	3be2d11b13	Remove the delete/insert costs.	2015-11-27 09:49:51 -05:00
Rob Rix	062d54d731	Use a better name for the argument to sum.	2015-11-27 09:49:32 -05:00
Rob Rix	53e3928b3d	Don’t close over the head of the list.	2015-11-27 09:46:51 -05:00
Rob Rix	1808f61221	Remove copyCost.	2015-11-27 09:46:38 -05:00
Rob Rix	3a52a5c2b6	Use minimumBy to implement the insert/delete choice too.	2015-11-27 09:45:23 -05:00
Rob Rix	63e3252129	Use minimumBy to implement the SES choice.	2015-11-27 09:44:49 -05:00
Rob Rix	ab05599dab	Sort imports.	2015-11-27 09:44:29 -05:00
Rob Rix	d51c6ba618	s/recur/diffTerms/	2015-11-25 09:40:45 -05:00
Rob Rix	680465dfbf	Abstract Diff over an annotation type.	2015-11-18 13:23:47 -08:00
Rob Rix	a47ad36d98	Move the definition of Term into the Term module.	2015-11-18 11:28:16 -08:00
Rob Rix	eeaa77812c	Parameterize SES by the cost function.	2015-11-18 10:44:02 -08:00
Rob Rix	9fd3be3408	Capture the copy cost as well.	2015-11-18 10:38:29 -08:00
Rob Rix	0799dfa51d	Capture insert/delete costs.	2015-11-18 10:37:42 -08:00
Rob Rix	40588b9942	Guards.	2015-11-18 10:36:47 -08:00
Rob Rix	7e75c662dc	Diagonals.	2015-11-18 10:36:19 -08:00
Rob Rix	ad0c9ca4b2	Alias the comparison function’s type.	2015-11-18 10:28:07 -08:00
Rob Rix	e7e2f280e1	Parameterize by recur.	2015-11-18 10:26:40 -08:00
Rob Rix	2b8e3c7dbf	Specialize to Term/Diff.	2015-11-18 07:44:08 -08:00
Rob Rix	08ce71953e	Implement cost.	2015-11-18 07:43:10 -08:00
Rob Rix	08f3d217c0	Implement SES in terms of cost and recur functions.	2015-11-18 07:40:54 -08:00
Rob Rix	6d6fbcf797	Go back to Diff SES.	2015-11-18 07:40:30 -08:00
Rob Rix	cb6eeff9e3	Only export ses.	2015-11-18 07:27:54 -08:00
Rob Rix	676ef16162	Implement the empty cases by pattern matching.	2015-11-18 07:27:19 -08:00
Rob Rix	13499cc520	Implement the equal head case of SES.	2015-11-18 07:26:24 -08:00
Rob Rix	9bafea4749	SES returns both terms.	2015-11-18 07:25:42 -08:00
Rob Rix	8b3c1aacfd	SES returns Either.	2015-11-18 07:25:26 -08:00
Rob Rix	e742cf6859	Annotate the type of SES. ... I’m not at all sure this is correct.	2015-11-18 07:13:55 -08:00
Rob Rix	ae27e9cbbe	Move SES into its own file.	2015-11-18 07:11:05 -08:00
Rob Rix	b122712470	Add a file for SES.	2015-11-18 07:09:49 -08:00