Function scaleCount

docs/tests/v2/es6/js/sanddance.js:136185–136189

(spec)

}

function scaleCount(spec) {
  return _constants.LegendScales.reduce(function (count, type) {
    return count + (spec[type] ? 1 : 0);
  }, 0);
}

function buildLegendEncode(_, config) {
  var encode = {