Make golangci-lint more strict (#150)

* Reformat some YAML files

* Make `golangci-lint` more strict

.github/dependabot.yml

@@ -1,11 +1,11 @@
 ---
 version: 2
 updates:
-  - package-ecosystem: "gomod"
-    directory: "/"
+  - package-ecosystem: 'github-actions'
+    directory: '/'
     schedule:
-      interval: "daily"
-  - package-ecosystem: "github-actions"
-    directory: "/"
+      interval: 'daily'
+  - package-ecosystem: 'gomod'
+    directory: '/'
     schedule:
-      interval: "daily"
+      interval: 'daily'

.github/workflows/ci.yaml

@@ -3,47 +3,47 @@ on:
   pull_request: {}
   push:
     branches:
-      - "main"
+      - 'main'
     tags:
-      - "v*"
+      - 'v*'
 
 jobs:
   build:
-    runs-on: "ubuntu-latest"
+    runs-on: 'ubuntu-latest'
     steps:
-      - uses: "actions/checkout@v3.3.0"
-      - uses: "actions/setup-go@v4"
-      - run: "go build ./..."
+      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/setup-go@v4'
+      - run: 'go build ./...'
 
   generate:
-    needs: "build"
-    runs-on: "ubuntu-latest"
+    needs: 'build'
+    runs-on: 'ubuntu-latest'
     steps:
-      - uses: "actions/checkout@v3.3.0"
-      - uses: "actions/setup-go@v4"
+      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/setup-go@v4'
 
-      - run: "go generate unifi/device.go"
-      - run: "git diff --compact-summary --exit-code"
+      - run: 'go generate unifi/device.go'
+      - run: 'git diff --compact-summary --exit-code'
 
   lint:
-    runs-on: "ubuntu-latest"
+    runs-on: 'ubuntu-latest'
     steps:
-      - uses: "actions/checkout@v3.3.0"
-      - uses: "actions/setup-go@v4"
-      - uses: "golangci/golangci-lint-action@v3"
+      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/setup-go@v4'
+      - uses: 'golangci/golangci-lint-action@v3'
         with:
           skip-pkg-cache: true
 
   test:
-    needs: "build"
-    runs-on: "ubuntu-latest"
+    needs: 'build'
+    runs-on: 'ubuntu-latest'
     steps:
-      - uses: "actions/checkout@v3.3.0"
-      - uses: "actions/setup-go@v4"
-      - run: "go test ./..."
+      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/setup-go@v4'
+      - run: 'go test ./...'
 
   yamllint:
-    runs-on: "ubuntu-latest"
+    runs-on: 'ubuntu-latest'
     steps:
-      - uses: "actions/checkout@v3.3.0"
-      - uses: "ibiqlik/action-yamllint@v3"
+      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'ibiqlik/action-yamllint@v3'

.github/workflows/generate.yaml

@@ -1,19 +1,19 @@
 ---
 on:
   schedule:
-    - cron: "0 0 * * *"
+    - cron: '0 0 * * *'
   workflow_dispatch: {}
 
 jobs:
   fields:
-    runs-on: "ubuntu-latest"
+    runs-on: 'ubuntu-latest'
     steps:
-      - uses: "actions/checkout@v3.3.0"
-      - uses: "actions/setup-go@v4"
+      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/setup-go@v4'
 
       # TODO: Automatically merge the PR if tests pass.
-      - run: "go generate unifi/fields.go"
-      - uses: "peter-evans/create-pull-request@v5"
+      - run: 'go generate unifi/fields.go'
+      - uses: 'peter-evans/create-pull-request@v5'
         with:
           delete-branch: true
-          title: "Update to latest controller version"
+          title: 'Update to latest controller version'

.golangci.yaml

@@ -1,21 +1,44 @@
 ---
 linters:
-  disable-all: true
-  enable:
-    - "deadcode"
-    - "errcheck"
-    - "errorlint"
-    - "gofmt"
-    - "gosimple"
-    - "govet"
-    - "ineffassign"
-    - "makezero"
-    - "misspell"
-    - "nakedret"
-    - "nilerr"
-    - "staticcheck"
-    - "structcheck"
-    - "unconvert"
-    - "unparam"
-    - "unused"
-    - "varcheck"
+  enable-all: true
+  disable:
+    - 'depguard'
+    - 'tagliatelle'
+
+    # Temporary
+    - 'cyclop'
+    - 'dupl'
+    - 'exhaustruct'
+    - 'forbidigo'
+    - 'funlen'
+    - 'gochecknoglobals'
+    - 'gocognit'
+    - 'goconst'
+    - 'gocritic'
+    - 'gocyclo'
+    - 'godox'
+    - 'goerr113'
+    - 'gomnd'
+    - 'gosec'
+    - 'lll'
+    - 'maintidx'
+    - 'nestif'
+    - 'nlreturn'
+    - 'paralleltest'
+    - 'revive'
+    - 'stylecheck'
+    - 'varnamelen'
+    - 'wrapcheck'
+    - 'wsl'
+
+    # Deprecated
+    - 'deadcode'
+    - 'exhaustivestruct'
+    - 'golint'
+    - 'ifshort'
+    - 'interfacer'
+    - 'maligned'
+    - 'nosnakecase'
+    - 'scopelint'
+    - 'structcheck'
+    - 'varcheck'

fields/extract.go

@@ -3,6 +3,7 @@ package main
 import (
 	"archive/tar"
 	"archive/zip"
+	"context"
 	"encoding/json"
 	"errors"
 	"fmt"
@@ -20,7 +21,12 @@ import (
 )
 
 func downloadJar(url *url.URL, outputDir string) (string, error) {
-	debResp, err := http.Get(url.String())
+	req, err := http.NewRequestWithContext(context.Background(), http.MethodGet, url.String(), nil)
+	if err != nil {
+		return "", fmt.Errorf("unable to download deb: %w", err)
+	}
+
+	debResp, err := http.DefaultClient.Do(req)
 	if err != nil {
 		return "", fmt.Errorf("unable to download deb: %w", err)
 	}
@@ -147,7 +153,7 @@ func extractJSON(jarFile, fieldsDir string) error {
 			return fmt.Errorf("unable to marshal setting %q: %w", k, err)
 		}
 
-		err = os.WriteFile(filepath.Join(fieldsDir, fileName), data, 0755)
+		err = os.WriteFile(filepath.Join(fieldsDir, fileName), data, 0o755)
 		if err != nil {
 			return fmt.Errorf("unable to write new settings file: %w", err)
 		}

fields/main.go

@@ -247,7 +247,7 @@ func main() {
 			panic(err)
 		}
 
-		err = os.MkdirAll(fieldsDir, 0755)
+		err = os.MkdirAll(fieldsDir, 0o755)
 		if err != nil {
 			panic(err)
 		}
@@ -434,7 +434,7 @@ func main() {
 		}
 
 		_ = os.Remove(filepath.Join(outDir, goFile))
-		if err := os.WriteFile(filepath.Join(outDir, goFile), ([]byte)(code), 0644); err != nil {
+		if err := os.WriteFile(filepath.Join(outDir, goFile), ([]byte)(code), 0o644); err != nil {
 			panic(err)
 		}
 	}
@@ -453,7 +453,7 @@ const UnifiVersion = %q
 		panic(err)
 	}
 
-	if err := os.WriteFile(filepath.Join(outDir, "version.generated.go"), versionGo, 0644); err != nil {
+	if err := os.WriteFile(filepath.Join(outDir, "version.generated.go"), versionGo, 0o644); err != nil {
 		panic(err)
 	}
 
@@ -476,17 +476,18 @@ func (r *Resource) processFields(fields map[string]interface{}) {
 	}
 }
 
-func (r *Resource) fieldInfoFromValidation(name string, validation interface{}) (fieldInfo *FieldInfo, err error) {
+func (r *Resource) fieldInfoFromValidation(name string, validation interface{}) (*FieldInfo, error) {
 	fieldName := strcase.ToCamel(name)
 	fieldName = cleanName(fieldName, fieldReps)
 
 	empty := &FieldInfo{}
+	var fieldInfo *FieldInfo
 
 	switch validation := validation.(type) {
 	case []interface{}:
 		if len(validation) == 0 {
 			fieldInfo = NewFieldInfo(fieldName, name, "string", "", false, true, "")
-			err = r.FieldProcessor(fieldName, fieldInfo)
+			err := r.FieldProcessor(fieldName, fieldInfo)
 			return fieldInfo, err
 		}
 		if len(validation) > 1 {
@@ -519,7 +520,7 @@ func (r *Resource) fieldInfoFromValidation(name string, validation interface{})
 			result.Fields[child.FieldName] = child
 		}
 
-		err = r.FieldProcessor(fieldName, result)
+		err := r.FieldProcessor(fieldName, result)
 		r.Types[typeName] = result
 		return result, err
 
@@ -535,7 +536,6 @@ func (r *Resource) fieldInfoFromValidation(name string, validation interface{})
 			return fieldInfo, r.FieldProcessor(fieldName, fieldInfo)
 		default:
 			if _, err := strconv.ParseFloat(normalized, 64); err == nil {
-
 				if normalized == "09" || normalized == "09.09" {
 					fieldValidation = ""
 				}

fields/main_test.go

@@ -2,8 +2,9 @@ package main
 
 import (
 	"fmt"
-	assert "github.com/stretchr/testify/assert"
 	"testing"
+
+	assert "github.com/stretchr/testify/assert"
 )
 
 func TestFieldInfoFromValidation(t *testing.T) {
@@ -37,7 +38,7 @@ func TestFieldInfoFromValidation(t *testing.T) {
 			}
 
 			fieldInfo, err := resource.fieldInfoFromValidation("fieldName", c.validation)
-			//actualType, actualComment, actualOmitEmpty, err := fieldInfoFromValidation(c.validation)
+			// actualType, actualComment, actualOmitEmpty, err := fieldInfoFromValidation(c.validation)
 			if err != nil {
 				t.Fatal(err)
 			}

fields/version.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"context"
 	"encoding/json"
 	"net/http"
 	"net/url"
@@ -19,7 +20,7 @@ func latestUnifiVersion() (*version.Version, *url.URL, error) {
 	query.Add("filter", firmwareUpdateApiFilter("product", unifiControllerProduct))
 	url.RawQuery = query.Encode()
 
-	req, err := http.NewRequest(http.MethodGet, url.String(), nil)
+	req, err := http.NewRequestWithContext(context.Background(), http.MethodGet, url.String(), nil)
 	if err != nil {
 		return nil, nil, err
 	}

unifi/ap_group.go

@@ -5,7 +5,7 @@ import (
 	"fmt"
 )
 
-// just to fix compile issues with the import
+// just to fix compile issues with the import.
 var (
 	_ fmt.Formatter
 	_ context.Context

unifi/device.go

@@ -45,7 +45,6 @@ func (c *Client) UpdateDevice(ctx context.Context, site string, d *Device) (*Dev
 
 func (c *Client) GetDevice(ctx context.Context, site, id string) (*Device, error) {
 	devices, err := c.ListDevice(ctx, site)
-
 	if err != nil {
 		return nil, err
 	}

unifi/sites.go

@@ -16,7 +16,7 @@ type Site struct {
 	Name        string `json:"name"`
 	Description string `json:"desc"`
 
-	//Role string `json:"role"`
+	// Role string `json:"role"`
 }
 
 func (c *Client) ListSites(ctx context.Context) ([]Site, error) {
@@ -35,7 +35,6 @@ func (c *Client) ListSites(ctx context.Context) ([]Site, error) {
 
 func (c *Client) GetSite(ctx context.Context, id string) (*Site, error) {
 	sites, err := c.ListSites(ctx)
-
 	if err != nil {
 		return nil, err
 	}

unifi/unifi.go

@@ -95,7 +95,7 @@ func (c *Client) setAPIUrlStyle(ctx context.Context) error {
 	// see https://github.com/unifi-poller/unifi/blob/4dc44f11f61a2e08bf7ec5b20c71d5bced837b5d/unifi.go#L101-L104
 	// and https://github.com/unifi-poller/unifi/commit/43a6b225031a28f2b358f52d03a7217c7b524143
 
-	req, err := http.NewRequestWithContext(ctx, "GET", c.baseURL.String(), nil)
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, c.baseURL.String(), nil)
 	if err != nil {
 		return err
 	}
@@ -243,7 +243,7 @@ func (c *Client) do(ctx context.Context, method, relativeURL string, reqBody int
 		c.csrf = resp.Header.Get("x-csrf-token")
 	}
 
-	if resp.StatusCode != 200 {
+	if resp.StatusCode != http.StatusOK {
 		errBody := struct {
 			Meta meta `json:"meta"`
 			Data []struct {

unifi/user.go

@@ -65,9 +65,9 @@ func (c *Client) CreateUser(ctx context.Context, site string, d *User) (*User, e
 		return nil, &NotFoundError{}
 	}
 
-	new := respBody.Data[0].Data[0]
+	user := respBody.Data[0].Data[0]
 
-	return &new, nil
+	return &user, nil
 }
 
 func (c *Client) stamgr(ctx context.Context, site, cmd string, data map[string]interface{}) ([]User, error) {