all files utility/

88.37% Statements 737/834

76.6% Branches 288/376

95.12% Functions 39/41

88.37% Lines 737/834

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base-util.js	97.28%	143/147	90.63%	29/32	100%	12/12	97.28%	143/147
dom-util.js	77.11%	219/284	63.24%	86/136	88.89%	16/18	77.11%	219/284
path-util.js	93.05%	375/403	83.17%	173/208	100%	11/11	93.05%	375/403