Method CheckForUnknownPartial

eval/eval/attribute_utility.h:119–121

Checks whether trail corresponds to any patterns that define unknowns. Matches if a parent or any descendant (select or index of) the attribute.

  // Checks whether trail corresponds to any patterns that define unknowns.
  // Matches if a parent or any descendant (select or index of) the attribute.
  bool CheckForUnknownPartial(const AttributeTrail& trail) const {
    return CheckForUnknown(trail, true);
  }

  // Creates merged UnknownAttributeSet.
  // Scans over the args collection, determines if there matches to unknown