[chore] Bump go swagger (#2871)

* bump go swagger version

* bump swagger version

vendor/github.com/go-openapi/jsonpointer/.golangci.yml

@@ -0,0 +1,61 @@
+linters-settings:
+  govet:
+    check-shadowing: true
+  golint:
+    min-confidence: 0
+  gocyclo:
+    min-complexity: 45
+  maligned:
+    suggest-new: true
+  dupl:
+    threshold: 200
+  goconst:
+    min-len: 2
+    min-occurrences: 3
+
+linters:
+  enable-all: true
+  disable:
+    - maligned
+    - unparam
+    - lll
+    - gochecknoinits
+    - gochecknoglobals
+    - funlen
+    - godox
+    - gocognit
+    - whitespace
+    - wsl
+    - wrapcheck
+    - testpackage
+    - nlreturn
+    - gomnd
+    - exhaustivestruct
+    - goerr113
+    - errorlint
+    - nestif
+    - godot
+    - gofumpt
+    - paralleltest
+    - tparallel
+    - thelper
+    - ifshort
+    - exhaustruct
+    - varnamelen
+    - gci
+    - depguard
+    - errchkjson
+    - inamedparam
+    - nonamedreturns
+    - musttag
+    - ireturn
+    - forcetypeassert
+    - cyclop
+    # deprecated linters
+    - deadcode
+    - interfacer
+    - scopelint
+    - varcheck
+    - structcheck
+    - golint
+    - nosnakecase

vendor/github.com/go-openapi/jsonpointer/README.md

@@ -1,6 +1,10 @@
-# gojsonpointer [![Build Status](https://travis-ci.org/go-openapi/jsonpointer.svg?branch=master)](https://travis-ci.org/go-openapi/jsonpointer) [![codecov](https://codecov.io/gh/go-openapi/jsonpointer/branch/master/graph/badge.svg)](https://codecov.io/gh/go-openapi/jsonpointer) [![Slack Status](https://slackin.goswagger.io/badge.svg)](https://slackin.goswagger.io)
+# gojsonpointer [![Build Status](https://github.com/go-openapi/jsonpointer/actions/workflows/go-test.yml/badge.svg)](https://github.com/go-openapi/jsonpointer/actions?query=workflow%3A"go+test") [![codecov](https://codecov.io/gh/go-openapi/jsonpointer/branch/master/graph/badge.svg)](https://codecov.io/gh/go-openapi/jsonpointer)
+
+[![Slack Status](https://slackin.goswagger.io/badge.svg)](https://slackin.goswagger.io)
+[![license](http://img.shields.io/badge/license-Apache%20v2-orange.svg)](https://raw.githubusercontent.com/go-openapi/jsonpointer/master/LICENSE)
+[![Go Reference](https://pkg.go.dev/badge/github.com/go-openapi/jsonpointer.svg)](https://pkg.go.dev/github.com/go-openapi/jsonpointer)
+[![Go Report Card](https://goreportcard.com/badge/github.com/go-openapi/jsonpointer)](https://goreportcard.com/report/github.com/go-openapi/jsonpointer)
 
-[![license](http://img.shields.io/badge/license-Apache%20v2-orange.svg)](https://raw.githubusercontent.com/go-openapi/jsonpointer/master/LICENSE) [![GoDoc](https://godoc.org/github.com/go-openapi/jsonpointer?status.svg)](http://godoc.org/github.com/go-openapi/jsonpointer)
 An implementation of JSON Pointer - Go language
 
 ## Status

vendor/github.com/go-openapi/jsonpointer/pointer.go

@@ -26,6 +26,7 @@
 package jsonpointer
 
 import (
+	"encoding/json"
 	"errors"
 	"fmt"
 	"reflect"
@@ -40,6 +41,7 @@ const (
 	pointerSeparator = `/`
 
 	invalidStart = `JSON pointer must be empty or start with a "` + pointerSeparator
+	notFound     = `Can't find the pointer in the document`
 )
 
 var jsonPointableType = reflect.TypeOf(new(JSONPointable)).Elem()
@@ -48,13 +50,13 @@ var jsonSetableType = reflect.TypeOf(new(JSONSetable)).Elem()
 // JSONPointable is an interface for structs to implement when they need to customize the
 // json pointer process
 type JSONPointable interface {
-	JSONLookup(string) (interface{}, error)
+	JSONLookup(string) (any, error)
 }
 
 // JSONSetable is an interface for structs to implement when they need to customize the
 // json pointer process
 type JSONSetable interface {
-	JSONSet(string, interface{}) error
+	JSONSet(string, any) error
 }
 
 // New creates a new json pointer for the given string
@@ -81,9 +83,7 @@ func (p *Pointer) parse(jsonPointerString string) error {
 			err = errors.New(invalidStart)
 		} else {
 			referenceTokens := strings.Split(jsonPointerString, pointerSeparator)
-			for _, referenceToken := range referenceTokens[1:] {
-				p.referenceTokens = append(p.referenceTokens, referenceToken)
-			}
+			p.referenceTokens = append(p.referenceTokens, referenceTokens[1:]...)
 		}
 	}
 
@@ -91,38 +91,58 @@ func (p *Pointer) parse(jsonPointerString string) error {
 }
 
 // Get uses the pointer to retrieve a value from a JSON document
-func (p *Pointer) Get(document interface{}) (interface{}, reflect.Kind, error) {
+func (p *Pointer) Get(document any) (any, reflect.Kind, error) {
 	return p.get(document, swag.DefaultJSONNameProvider)
 }
 
 // Set uses the pointer to set a value from a JSON document
-func (p *Pointer) Set(document interface{}, value interface{}) (interface{}, error) {
+func (p *Pointer) Set(document any, value any) (any, error) {
 	return document, p.set(document, value, swag.DefaultJSONNameProvider)
 }
 
 // GetForToken gets a value for a json pointer token 1 level deep
-func GetForToken(document interface{}, decodedToken string) (interface{}, reflect.Kind, error) {
+func GetForToken(document any, decodedToken string) (any, reflect.Kind, error) {
 	return getSingleImpl(document, decodedToken, swag.DefaultJSONNameProvider)
 }
 
 // SetForToken gets a value for a json pointer token 1 level deep
-func SetForToken(document interface{}, decodedToken string, value interface{}) (interface{}, error) {
+func SetForToken(document any, decodedToken string, value any) (any, error) {
 	return document, setSingleImpl(document, value, decodedToken, swag.DefaultJSONNameProvider)
 }
 
-func getSingleImpl(node interface{}, decodedToken string, nameProvider *swag.NameProvider) (interface{}, reflect.Kind, error) {
+func isNil(input any) bool {
+	if input == nil {
+		return true
+	}
+
+	kind := reflect.TypeOf(input).Kind()
+	switch kind { //nolint:exhaustive
+	case reflect.Ptr, reflect.Map, reflect.Slice, reflect.Chan:
+		return reflect.ValueOf(input).IsNil()
+	default:
+		return false
+	}
+}
+
+func getSingleImpl(node any, decodedToken string, nameProvider *swag.NameProvider) (any, reflect.Kind, error) {
 	rValue := reflect.Indirect(reflect.ValueOf(node))
 	kind := rValue.Kind()
+	if isNil(node) {
+		return nil, kind, fmt.Errorf("nil value has not field %q", decodedToken)
+	}
 
-	if rValue.Type().Implements(jsonPointableType) {
-		r, err := node.(JSONPointable).JSONLookup(decodedToken)
+	switch typed := node.(type) {
+	case JSONPointable:
+		r, err := typed.JSONLookup(decodedToken)
 		if err != nil {
 			return nil, kind, err
 		}
 		return r, kind, nil
+	case *any: // case of a pointer to interface, that is not resolved by reflect.Indirect
+		return getSingleImpl(*typed, decodedToken, nameProvider)
 	}
 
-	switch kind {
+	switch kind { //nolint:exhaustive
 	case reflect.Struct:
 		nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
 		if !ok {
@@ -159,7 +179,7 @@ func getSingleImpl(node interface{}, decodedToken string, nameProvider *swag.Nam
 
 }
 
-func setSingleImpl(node, data interface{}, decodedToken string, nameProvider *swag.NameProvider) error {
+func setSingleImpl(node, data any, decodedToken string, nameProvider *swag.NameProvider) error {
 	rValue := reflect.Indirect(reflect.ValueOf(node))
 
 	if ns, ok := node.(JSONSetable); ok { // pointer impl
@@ -170,7 +190,7 @@ func setSingleImpl(node, data interface{}, decodedToken string, nameProvider *sw
 		return node.(JSONSetable).JSONSet(decodedToken, data)
 	}
 
-	switch rValue.Kind() {
+	switch rValue.Kind() { //nolint:exhaustive
 	case reflect.Struct:
 		nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
 		if !ok {
@@ -210,7 +230,7 @@ func setSingleImpl(node, data interface{}, decodedToken string, nameProvider *sw
 
 }
 
-func (p *Pointer) get(node interface{}, nameProvider *swag.NameProvider) (interface{}, reflect.Kind, error) {
+func (p *Pointer) get(node any, nameProvider *swag.NameProvider) (any, reflect.Kind, error) {
 
 	if nameProvider == nil {
 		nameProvider = swag.DefaultJSONNameProvider
@@ -231,8 +251,7 @@ func (p *Pointer) get(node interface{}, nameProvider *swag.NameProvider) (interf
 		if err != nil {
 			return nil, knd, err
 		}
-		node, kind = r, knd
-
+		node = r
 	}
 
 	rValue := reflect.ValueOf(node)
@@ -241,11 +260,11 @@ func (p *Pointer) get(node interface{}, nameProvider *swag.NameProvider) (interf
 	return node, kind, nil
 }
 
-func (p *Pointer) set(node, data interface{}, nameProvider *swag.NameProvider) error {
+func (p *Pointer) set(node, data any, nameProvider *swag.NameProvider) error {
 	knd := reflect.ValueOf(node).Kind()
 
 	if knd != reflect.Ptr && knd != reflect.Struct && knd != reflect.Map && knd != reflect.Slice && knd != reflect.Array {
-		return fmt.Errorf("only structs, pointers, maps and slices are supported for setting values")
+		return errors.New("only structs, pointers, maps and slices are supported for setting values")
 	}
 
 	if nameProvider == nil {
@@ -284,7 +303,7 @@ func (p *Pointer) set(node, data interface{}, nameProvider *swag.NameProvider) e
 			continue
 		}
 
-		switch kind {
+		switch kind { //nolint:exhaustive
 		case reflect.Struct:
 			nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
 			if !ok {
@@ -363,6 +382,128 @@ func (p *Pointer) String() string {
 	return pointerString
 }
 
+func (p *Pointer) Offset(document string) (int64, error) {
+	dec := json.NewDecoder(strings.NewReader(document))
+	var offset int64
+	for _, ttk := range p.DecodedTokens() {
+		tk, err := dec.Token()
+		if err != nil {
+			return 0, err
+		}
+		switch tk := tk.(type) {
+		case json.Delim:
+			switch tk {
+			case '{':
+				offset, err = offsetSingleObject(dec, ttk)
+				if err != nil {
+					return 0, err
+				}
+			case '[':
+				offset, err = offsetSingleArray(dec, ttk)
+				if err != nil {
+					return 0, err
+				}
+			default:
+				return 0, fmt.Errorf("invalid token %#v", tk)
+			}
+		default:
+			return 0, fmt.Errorf("invalid token %#v", tk)
+		}
+	}
+	return offset, nil
+}
+
+func offsetSingleObject(dec *json.Decoder, decodedToken string) (int64, error) {
+	for dec.More() {
+		offset := dec.InputOffset()
+		tk, err := dec.Token()
+		if err != nil {
+			return 0, err
+		}
+		switch tk := tk.(type) {
+		case json.Delim:
+			switch tk {
+			case '{':
+				if err = drainSingle(dec); err != nil {
+					return 0, err
+				}
+			case '[':
+				if err = drainSingle(dec); err != nil {
+					return 0, err
+				}
+			}
+		case string:
+			if tk == decodedToken {
+				return offset, nil
+			}
+		default:
+			return 0, fmt.Errorf("invalid token %#v", tk)
+		}
+	}
+	return 0, fmt.Errorf("token reference %q not found", decodedToken)
+}
+
+func offsetSingleArray(dec *json.Decoder, decodedToken string) (int64, error) {
+	idx, err := strconv.Atoi(decodedToken)
+	if err != nil {
+		return 0, fmt.Errorf("token reference %q is not a number: %v", decodedToken, err)
+	}
+	var i int
+	for i = 0; i < idx && dec.More(); i++ {
+		tk, err := dec.Token()
+		if err != nil {
+			return 0, err
+		}
+
+		if delim, isDelim := tk.(json.Delim); isDelim {
+			switch delim {
+			case '{':
+				if err = drainSingle(dec); err != nil {
+					return 0, err
+				}
+			case '[':
+				if err = drainSingle(dec); err != nil {
+					return 0, err
+				}
+			}
+		}
+	}
+
+	if !dec.More() {
+		return 0, fmt.Errorf("token reference %q not found", decodedToken)
+	}
+	return dec.InputOffset(), nil
+}
+
+// drainSingle drains a single level of object or array.
+// The decoder has to guarantee the beginning delim (i.e. '{' or '[') has been consumed.
+func drainSingle(dec *json.Decoder) error {
+	for dec.More() {
+		tk, err := dec.Token()
+		if err != nil {
+			return err
+		}
+		if delim, isDelim := tk.(json.Delim); isDelim {
+			switch delim {
+			case '{':
+				if err = drainSingle(dec); err != nil {
+					return err
+				}
+			case '[':
+				if err = drainSingle(dec); err != nil {
+					return err
+				}
+			}
+		}
+	}
+
+	// Consumes the ending delim
+	if _, err := dec.Token(); err != nil {
+		return err
+	}
+	return nil
+}
+
 // Specific JSON pointer encoding here
 // ~0 => ~
 // ~1 => /
@@ -377,14 +518,14 @@ const (
 
 // Unescape unescapes a json pointer reference token string to the original representation
 func Unescape(token string) string {
-	step1 := strings.Replace(token, encRefTok1, decRefTok1, -1)
-	step2 := strings.Replace(step1, encRefTok0, decRefTok0, -1)
+	step1 := strings.ReplaceAll(token, encRefTok1, decRefTok1)
+	step2 := strings.ReplaceAll(step1, encRefTok0, decRefTok0)
 	return step2
 }
 
 // Escape escapes a pointer reference token string
 func Escape(token string) string {
-	step1 := strings.Replace(token, decRefTok0, encRefTok0, -1)
-	step2 := strings.Replace(step1, decRefTok1, encRefTok1, -1)
+	step1 := strings.ReplaceAll(token, decRefTok0, encRefTok0)
+	step2 := strings.ReplaceAll(step1, decRefTok1, encRefTok1)
 	return step2
 }