function(opts) {
		opts.metrics = opts.metrics || require('./metrics').builtIns;
		if (typeof opts.metrics === 'string') {
			opts.metrics = opts.metrics.split(/[,;]/);
		} else if (typeof opts.metrics === 'function') {
			opts.metrics = [opts.metrics];
		}
		return opts;
	}
function(opts) {
		opts.metrics = opts.metrics || require('./metrics').builtIns;
		if (typeof opts.metrics === 'string') {
			opts.metrics = opts.metrics.split(/[,;]/);
		} else if (typeof opts.metrics === 'function') {
			opts.metrics = [opts.metrics];
		}
		return opts;
	}
function ( opts ) { opts . metrics = opts . metrics || require ( './metrics' ) . builtIns ; if ( typeof opts . metrics === 'string' ) { opts . metrics = opts . metrics . split ( / [,;] / ) ; } else if ( typeof opts . metrics === 'function' ) { opts . metrics = [ opts . metrics ] ; } return opts ; }
metrics
metrics