OptionalmetadataWhat the run executed. Attached by the top-level validate(), never by an inner validator.
Number of issues auto-repaired (0 unless autoRepair is true).
Detected suffix used for dispatch (e.g. ".docx").
XSD engine trace. Attached here, after mergeResults, because the
merge keeps only valid and issues.
Aggregate result returned by every validator.
validis false iff there is at least oneerrorissue.