go1.16 (#14783)

vendor/github.com/go-openapi/errors/parsing.go

@@ -14,7 +14,10 @@
 
 package errors
 
-import "fmt"
+import (
+	"encoding/json"
+	"fmt"
+)
 
 // ParseError represents a parsing error
 type ParseError struct {
@@ -35,6 +38,22 @@ func (e *ParseError) Code() int32 {
 	return e.code
 }
 
+// MarshalJSON implements the JSON encoding interface
+func (e ParseError) MarshalJSON() ([]byte, error) {
+	var reason string
+	if e.Reason != nil {
+		reason = e.Reason.Error()
+	}
+	return json.Marshal(map[string]interface{}{
+		"code":    e.code,
+		"message": e.message,
+		"in":      e.In,
+		"name":    e.Name,
+		"value":   e.Value,
+		"reason":  reason,
+	})
+}
+
 const (
 	parseErrorTemplContent     = `parsing %s %s from %q failed, because %s`
 	parseErrorTemplContentNoIn = `parsing %s from %q failed, because %s`