"use strict";Object.defineProperty(exports,"__esModule",{value:!0});var r=require("./cascade-hierarchies.js");exports.buildUpstreamFilters=function(e,a,t){var s=r.getCascadeMaps(t).upstream.get(e);if(!s)return null;var u={},i=!1;return s.forEach((function(r){var e=a[r];Array.isArray(e)&&e.length>0&&(u[r]=e,i=!0)})),i?u:null};
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