Function selectBetween

docs/tests/v2/es6/js/sanddance.js:148877–148904

(column, lowValue, highValue, lowOperator = '>=', highOperator = '<')

}

function selectBetween(column, lowValue, highValue, lowOperator = '>=', highOperator = '<') {
  const expressions = [];

  if (lowValue !== undefined) {
    expressions.push({
      name: column.name,
      operator: lowOperator,
      value: lowValue
    });
  }

  if (highValue !== undefined) {
    expressions.push({
      name: column.name,
      operator: highOperator,
      value: highValue
    });
  }

  if (expressions.length > 1) {
    expressions[1].clause = '&&';
  }

  const searchExpressionGroup = {
    expressions
  };
  return searchExpressionGroup;
}

function selectBetweenAxis(axis, column, i) {
  const low = tickValue(axis, i);