vendor c/image v5.4.2

Signed-off-by: Valentin Rothberg <rothberg@redhat.com>

vendor/github.com/xeipuuv/gojsonschema/.travis.yml

@@ -1,8 +1,8 @@
 language: go
 go:
-  - "1.10"
   - "1.11"
   - "1.12"
+  - "1.13"
 before_install:
   - go get github.com/xeipuuv/gojsonreference
   - go get github.com/xeipuuv/gojsonpointer

vendor/github.com/xeipuuv/gojsonschema/draft.go

@@ -92,6 +92,11 @@ func parseSchemaURL(documentNode interface{}) (string, *Draft, error) {
 	if isKind(documentNode, reflect.Bool) {
 		return "", nil, nil
 	}
+
+	if !isKind(documentNode, reflect.Map) {
+		return "", nil, errors.New("schema is invalid")
+	}
+
 	m := documentNode.(map[string]interface{})
 
 	if existsMapKey(m, KEY_SCHEMA) {

vendor/github.com/xeipuuv/gojsonschema/jsonLoader.go

@@ -33,6 +33,7 @@ import (
 	"io"
 	"io/ioutil"
 	"net/http"
+	"net/url"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -145,6 +146,12 @@ func (l *jsonReferenceLoader) LoadJSON() (interface{}, error) {
 	if reference.HasFileScheme {
 
 		filename := strings.TrimPrefix(refToURL.String(), "file://")
+		filename, err = url.QueryUnescape(filename)
+
+		if err != nil {
+			return nil, err
+		}
+
 		if runtime.GOOS == "windows" {
 			// on Windows, a file URL may have an extra leading slash, use slashes
 			// instead of backslashes, and have spaces escaped