src/SearchParameters/index.js
function removeFacet(facet) {
    if (!this.isConjunctiveFacet(facet)) {
      return this;
    }

    return this.clearRefinements(facet).setQueryParameters({
      facets: filter(this.facets, function(f) {
        return f !== facet;
      })
    });
  }
function removeFacet(facet) {
    if (!this.isConjunctiveFacet(facet)) {
      return this;
    }

    return this.clearRefinements(facet).setQueryParameters({
      facets: filter(this.facets, function(f) {
        return f !== facet;
      })
    });
  }
Remove a facet from the facets attribute of the helper configuration, if it
is present.
@method
@param {string} facet facet name to remove
@return {SearchParameters}