all files base/

86.43% Statements 3929/4546

75.58% Branches 3625/4796

90.24% Functions 222/246

86.5% Lines 3914/4525

File	Statements		Branches		Functions		Lines
engine.js	86.38%	3450/3994	75.98%	3249/4276	89.02%	154/173	86.46%	3436/3974
export-util.js	96.77%	30/31	90%	9/10	83.33%	5/6	96.77%	30/31
util.js	86.18%	449/521	71.96%	367/510	94.03%	63/67	86.15%	448/520