linter update (#31)

.golangci.yml

@@ -1,39 +1,33 @@
-# Copyright 2021 Harshavardhana
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
 linters-settings:
-  golint:
-    min-confidence: 0
+  gofumpt:
+    simplify: true
 
   misspell:
     locale: US
 
+  staticcheck:
+    checks: ['all', '-ST1005', '-ST1000', '-SA4000', '-SA9004', '-SA1019', '-SA1008', '-U1000', '-ST1016']
+
 linters:
   disable-all: true
   enable:
-    - typecheck
+    - durationcheck
+    - gocritic
+    - gofumpt
     - goimports
-    - misspell
+    - gomodguard
     - govet
-    - revive
     - ineffassign
-    - deadcode
+    - misspell
+    - revive
+    - staticcheck
+    - tenv
+    - typecheck
+    - unconvert
+    - unused
 
 issues:
   exclude-use-default: false
   exclude:
-      - should have a package comment
-      - error strings should not be capitalized or end with punctuation or a newline
-service:
-  golangci-lint-version: 1.20.0 # use the fixed version to not introduce new linters unexpectedly
+    - should have a package comment
+    - error strings should not be capitalized or end with punctuation or a newline

datatypes.go

@@ -42,7 +42,7 @@ func (o objectInfo) Mode() os.FileMode {
 	if o.isDir {
 		return os.ModeDir
 	}
-	return os.FileMode(0644)
+	return os.FileMode(0o644)
 }
 
 func (o objectInfo) ModTime() time.Time {

main.go

@@ -27,11 +27,11 @@ import (
 	"strings"
 	"time"
 
+	"github.com/IGLOU-EU/go-wildcard/v2"
 	"github.com/caddyserver/certmagic"
 	"github.com/minio/minio-go/v7"
 	"github.com/minio/minio-go/v7/pkg/credentials"
 	"github.com/minio/minio-go/v7/pkg/s3utils"
-	"github.com/IGLOU-EU/go-wildcard/v2"
 	"github.com/rs/cors"
 )
 
@@ -121,19 +121,19 @@ func getObject(ctx context.Context, s3 *S3, name string) (*minio.Object, error)
 }
 
 var (
-	endpoint            string
-	accessKey           string
-	accessKeyFile       string
-	secretKey           string
-	secretKeyFile       string
-	address             string
-	bucket              string
-	bucketPath          string
-	tlsCert             string
-	tlsKey              string
-	spaFile             string
-	allowedCorsOrigin   string
-	letsEncrypt         bool
+	endpoint          string
+	accessKey         string
+	accessKeyFile     string
+	secretKey         string
+	secretKeyFile     string
+	address           string
+	bucket            string
+	bucketPath        string
+	tlsCert           string
+	tlsKey            string
+	spaFile           string
+	allowedCorsOrigin string
+	letsEncrypt       bool
 )
 
 func init() {
@@ -208,7 +208,7 @@ func main() {
 	//  - IAM profile based credentials. (performs an HTTP
 	//    call to a pre-defined endpoint, only valid inside
 	//    configured ec2 instances)
-	var defaultAWSCredProviders = []credentials.Provider{
+	defaultAWSCredProviders := []credentials.Provider{
 		&credentials.EnvAWS{},
 		&credentials.FileAWSCredentials{},
 		&credentials.IAM{
@@ -287,14 +287,15 @@ func main() {
 		AllowCredentials: true,
 	}
 	muxHandler := cors.New(opts).Handler(mux)
-
-	if letsEncrypt {
+
+	switch {
+	case letsEncrypt:
 		log.Printf("Started listening on https://%s\n", address)
 		certmagic.HTTPS([]string{address}, muxHandler)
-	} else if tlsCert != "" && tlsKey != "" {
+	case tlsCert != "" && tlsKey != "":
 		log.Printf("Started listening on https://%s\n", address)
 		log.Fatalln(http.ListenAndServeTLS(address, tlsCert, tlsKey, muxHandler))
-	} else {
+	default:
 		log.Printf("Started listening on http://%s\n", address)
 		log.Fatalln(http.ListenAndServe(address, muxHandler))
 	}