Function deref

docs/app/js/sanddance-app.js:147133–147135

(v)

    return specValue != null ? specValue : defaultValue;
}
function deref(v) {
    return v && v.signal || v;
}
const Timer = "timer";
function parseStream(stream, scope) {
    const method = stream.merge ? mergeStream : stream.stream ? nestedStream : stream.type ? eventStream : (0, _vegaUtil.error)("Invalid stream specification: " + (0, _vegaUtil.stringValue)(stream));