// "Constructor", parses the given string JSON reference
func (r *Ref) parse(jsonReferenceString string) error {
parsed, err := url.Parse(jsonReferenceString)
if err != nil {
return err
}
r.ReferenceURL, _ = url.Parse(purell.NormalizeURL(parsed, purell.FlagsSafe|purell.FlagRemoveDuplicateSlashes))
refURL := r.ReferenceURL
if refURL.Scheme != "" && refURL.Host != "" {
r.HasFullURL = true
} else {
if refURL.Path != "" {
r.HasURLPathOnly = true
} else if refURL.RawQuery == "" && refURL.Fragment != "" {
r.HasFragmentOnly = true
}
}
r.HasFileScheme = refURL.Scheme == "file"
r.HasFullFilePath = strings.HasPrefix(refURL.Path, "/")
// invalid json-pointer error means url has no json-pointer fragment. simply ignore error
r.referencePointer, _ = jsonpointer.New(refURL.Fragment)
return nil
}
return nil, err
}
return result, nil
}
type schemaLoader struct {
loadingRef *Ref
startingRef *Ref
currentRef *Ref
root interface{}
cache ResolutionCache
loadDoc DocLoader
schemaRef *Ref
}
var idPtr, _ = jsonpointer.New("/id")
var schemaPtr, _ = jsonpointer.New("/$schema")
var refPtr, _ = jsonpointer.New("/$ref")
func defaultSchemaLoader(root interface{}, ref *Ref, cache ResolutionCache) (*schemaLoader, error) {
if cache == nil {
cache = defaultResolutionCache()
}
var ptr *jsonpointer.Pointer
if ref != nil {
ptr = ref.GetPointer()
}
currentRef := nextRef(root, ref, ptr)