function predicate()

in packages/transform/src/meta.js [53:69]

• 11 lines of code
• 4 McCabe index (conditional complexity)

  function predicate(node) {
    getTypes().assertNode(node);

    let meta = m(node);
    if (hasOwn.call(meta, propertyName))
      return meta[propertyName];

    // Certain types are "opaque," which means they have no side
    // effects or leaps and we don't care about their subexpressions.
    if (hasOwn.call(opaqueTypes, node.type))
      return meta[propertyName] = false;

    if (hasOwn.call(knownTypes, node.type))
      return meta[propertyName] = true;

    return meta[propertyName] = onlyChildren(node);
  }