File	Line Coverage			Functions		Branches
ast.rs	100%	100%	55 / 55	58.33%	14 / 24	100%	0 / 0
error.rs	77.42%	77.42%	48 / 62	23.33%	7 / 30	100%	0 / 0
eval.rs	72.22%	72.22%	26 / 36	33.33%	3 / 9	100%	0 / 0
reader.rs	93.99%	93.99%	485 / 516	68.57%	96 / 140	100%	0 / 0