sdl-tests - an un-named 1-bit pixel art editor

	Commit message (Expand)	Author	Age	Files	Lines
*	add save and save-as procedures	Akshay	2021-03-31	1	-39/+54
*	handle quoted objects better; add cond form	Akshay	2021-03-31	2	-35/+105
*	add assert primitive; pass state in Evaluator	Akshay	2021-03-30	5	-258/+234
*	better parse errors; include lisp stdlib	Akshay	2021-03-30	6	-54/+235
*	add new catch-all error types	Akshay	2021-03-30	1	-20/+26
*	more list primitives, add type_match macro	Akshay	2021-03-29	2	-9/+49
*	functions are first class	Akshay	2021-03-29	1	-34/+40
*	fix: handle unterminated strings gracefully	Akshay	2021-03-29	2	-3/+9
*	add Debug & PartialEq impls for LispExpr; add eval tests	Akshay	2021-03-28	3	-38/+117
*	fix arity of arithmetic comparison operators	Akshay	2021-03-28	1	-4/+4
*	add better brush drawing feedback	Akshay	2021-03-28	3	-6/+11
*	add new brush type	Akshay	2021-03-28	4	-1/+24
*	implement char literals	Akshay	2021-03-27	4	-23/+82
*	better arity spec	Akshay	2021-03-27	1	-37/+95
*	add arity struct for primitives	Akshay	2021-03-27	2	-7/+108
*	use new error kinds; track Environment nesting with stack	Akshay	2021-03-25	4	-43/+85
*	move primitives.rs to prelude.rs	Akshay	2021-03-25	3	-174/+224
*	add checked downcast methods to LispExpr	Akshay	2021-03-25	1	-4/+58
*	ad display impls for parse and eval errors	Akshay	2021-03-25	1	-3/+107
*	new quit primitive	Akshay	2021-03-24	1	-0/+4
*	rename env to eval, add div operator	Akshay	2021-03-24	5	-9/+34
*	implement boolean primitives; `begin` form	Akshay	2021-03-24	1	-1/+30
*	allow minus operator, improve display for exprs	Akshay	2021-03-24	3	-25/+32
*	add lisp primitives: set!, define, lambda, if	Akshay	2021-03-24	1	-35/+171
*	expose functions to lisp interface, add primitives with macros	Akshay	2021-03-23	4	-57/+57
*	macro based primitive implementor	Akshay	2021-03-23	1	-0/+10
*	add types for lisp primitives and functions	Akshay	2021-03-23	3	-37/+44
*	add invert function and keybinds	Akshay	2021-03-23	1	-0/+1
*	init env	Akshay	2021-03-23	1	-0/+117
*	begin work on parser	Akshay	2021-03-20	3	-7/+262
*	factor out types into expr.rs	Akshay	2021-03-20	2	-40/+90
*	begin work on scripting lisp	Akshay	2021-03-19	4	-0/+423