fix regression

Author: Qix-

src/node.js

@@ -248,7 +248,9 @@ const {formatters} = module.exports;
 formatters.o = function (v) {
 	this.inspectOpts.colors = this.useColors;
 	return util.inspect(v, this.inspectOpts)
-		.replace(/\s*\n\s*/g, ' ');
+		.split('\n')
+		.map(str => str.trim())
+		.join(' ');
 };
 
 /**