Function CountPattern

docs/app/js/sanddance-app.js:116545–116547

* Count regexp-defined pattern occurrences in a text field. * @constructor * @param {object} params - The parameters for this operator. * @param {function(object): *} params.field - An accessor for the text field. * @param {string} [params.pattern] - RegExp string defining the text pattern. * @

(params)

 * @param {string} [params.case] - One of 'lower', 'upper' or null (mixed) case.
 * @param {string} [params.stopwords] - RegExp string of words to ignore.
 */ function CountPattern(params) {
    (0, _vegaDataflow.Transform).call(this, null, params);
}
CountPattern.Definition = {
    "type": "CountPattern",
    "metadata": {