chore: updated and relinted

.github/workflows/go-test.yml

@@ -1,23 +1,50 @@
-name: Go Test
+name: go test
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-go@v4
+        with:
+          go-version: stable
+          check-latest: true
+          cache: true
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          version: latest
+          only-new-issues: true
 
   test:
-
-    name: Test
+    name: Unit tests
     runs-on: ${{ matrix.os }}
 
     strategy:
       matrix:
         os: [ ubuntu-latest, macos-latest, windows-latest ]
-    steps:
+        go_version: ['oldstable', 'stable' ]
 
-    - uses: actions/setup-go@v2
+    steps:
+    - name: Run unit tests
+      uses: actions/setup-go@v4
       with:
-        go-version: 1.x
+        go-version: '${{ matrix.go_version }}'
+        check-latest: true
+        cache: true
+
+    - uses: actions/checkout@v3
 
-    - uses: actions/checkout@v2
+    - run: go test -v -race -coverprofile="coverage-${{ matrix.os }}.${{ matrix.go_version }}.out" -covermode=atomic ./...
 
-    - run: go test
+    - name: Upload coverage to codecov
+      uses: codecov/codecov-action@v3
+      with:
+        files: './coverage-${{ matrix.os }}.${{ matrix.go_version }}.out'
+        flags: '${{ matrix.go_version }}'
+        os: '${{ matrix.os }}'
+        fail_ci_if_error: false
+        verbose: true

.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

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

go.mod

@@ -1,7 +1,5 @@
 module github.com/go-openapi/jsonpointer
 
-go 1.18
-
 require (
 	github.com/go-openapi/swag v0.22.4
 	github.com/stretchr/testify v1.8.4
@@ -15,3 +13,5 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
+
+go 1.19

pointer.go

@@ -122,7 +122,7 @@ func getSingleImpl(node any, decodedToken string, nameProvider *swag.NameProvide
 		return r, kind, nil
 	}
 
-	switch kind {
+	switch kind { //nolint:exhaustive
 	case reflect.Struct:
 		nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
 		if !ok {
@@ -170,7 +170,7 @@ func setSingleImpl(node, data any, decodedToken string, nameProvider *swag.NameP
 		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 {
@@ -231,8 +231,7 @@ func (p *Pointer) get(node any, nameProvider *swag.NameProvider) (any, reflect.K
 		if err != nil {
 			return nil, knd, err
 		}
-		node, kind = r, knd
-
+		node = r
 	}
 
 	rValue := reflect.ValueOf(node)
@@ -284,7 +283,7 @@ func (p *Pointer) set(node, data any, nameProvider *swag.NameProvider) error {
 			continue
 		}
 
-		switch kind {
+		switch kind { //nolint:exhaustive
 		case reflect.Struct:
 			nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
 			if !ok {
@@ -405,11 +404,11 @@ func offsetSingleObject(dec *json.Decoder, decodedToken string) (int64, error) {
 		case json.Delim:
 			switch tk {
 			case '{':
-				if err := drainSingle(dec); err != nil {
+				if err = drainSingle(dec); err != nil {
 					return 0, err
 				}
 			case '[':
-				if err := drainSingle(dec); err != nil {
+				if err = drainSingle(dec); err != nil {
 					return 0, err
 				}
 			}
@@ -435,48 +434,49 @@ func offsetSingleArray(dec *json.Decoder, decodedToken string) (int64, error) {
 		if err != nil {
 			return 0, err
 		}
-		switch tk := tk.(type) {
-		case json.Delim:
-			switch tk {
+
+		if delim, isDelim := tk.(json.Delim); isDelim {
+			switch delim {
 			case '{':
-				if err := drainSingle(dec); err != nil {
+				if err = drainSingle(dec); err != nil {
 					return 0, err
 				}
 			case '[':
-				if err := drainSingle(dec); err != nil {
+				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 begining delim (i.e. '{' or '[') has been consumed.
+// 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
 		}
-		switch tk := tk.(type) {
-		case json.Delim:
-			switch tk {
+		if delim, isDelim := tk.(json.Delim); isDelim {
+			switch delim {
 			case '{':
-				if err := drainSingle(dec); err != nil {
+				if err = drainSingle(dec); err != nil {
 					return err
 				}
 			case '[':
-				if err := drainSingle(dec); err != nil {
+				if err = drainSingle(dec); err != nil {
 					return err
 				}
 			}
 		}
 	}
+
 	// Consumes the ending delim
 	if _, err := dec.Token(); err != nil {
 		return err
@@ -498,14 +498,14 @@ 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
 }