Add golangci-lint and fix linting issues

.gitattributes

@@ -0,0 +1 @@
+*.go text eol=lf

.github/workflows/lint.yml

@@ -0,0 +1,19 @@
+name: golangci-lint
+on: push
+jobs:
+  golangci:
+    strategy:
+      matrix:
+        go-version: [1.15.x]
+        os: [macos-latest, windows-latest, ubuntu-latest]
+    name: lint
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: 1.17
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v2
+        with:
+          version: v1.44.2

.github/workflows/ci.yml → .github/workflows/test.yml

@@ -1,35 +1,21 @@
 name: Continuous Integration
 on: push
-
 jobs:
-
   linux:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/setup-go@v2
         with:
           go-version: 1.17
       - run: sudo apt-get install pass gnome-keyring dbus-x11
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v2
       - run: go test -race ./...
-      - run: go vet ./...
-
   mac:
-    runs-on: macOS-latest
+    runs-on: macos-latest
     steps:
       - uses: actions/setup-go@v2
         with:
           go-version: 1.17
       - run: brew install pass gnupg
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v2
       - run: go test -race ./...
-      - run: go vet ./...
-
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/setup-go@v2
-        with:
-          go-version: 1.17
-      - uses: actions/checkout@v1
-      - run: diff -u <(echo -n) <(gofmt -s -d .)

.golangci.yml

@@ -0,0 +1,39 @@
+linters:
+  enable:
+    - bodyclose
+    - contextcheck
+    - deadcode
+    - depguard
+    - durationcheck
+    - dupl
+    - errcheck
+    - errchkjson
+    - errname
+    - exhaustive
+    - exportloopref
+    - gocritic
+    - gofmt
+    - goimports
+    - gosimple
+    - govet
+    - ineffassign
+    - makezero
+    - misspell
+    - nakedret
+    - nilerr
+    - nilnil
+    - noctx
+    - prealloc
+    - revive
+    - rowserrcheck
+    - staticcheck
+    - structcheck
+    - thelper
+    - tparallel
+    - typecheck
+    - unconvert
+    - unparam
+    - unused
+    - varcheck
+    - wastedassign
+    - whitespace

array.go

@@ -2,13 +2,13 @@ package keyring
 
 // ArrayKeyring is a mock/non-secure backend that meets the Keyring interface.
 // It is intended to be used to aid unit testing of code that relies on the package.
-// NOTE: Do not use in production code
+// NOTE: Do not use in production code.
 type ArrayKeyring struct {
 	items map[string]Item
 }
 
 // NewArrayKeyring returns an ArrayKeyring, optionally constructed with an initial slice
-// of items
+// of items.
 func NewArrayKeyring(initial []Item) *ArrayKeyring {
 	kr := &ArrayKeyring{}
 	for _, i := range initial {
@@ -17,15 +17,15 @@ func NewArrayKeyring(initial []Item) *ArrayKeyring {
 	return kr
 }
 
-// Get returns an Item matching Key
+// Get returns an Item matching Key.
 func (k *ArrayKeyring) Get(key string) (Item, error) {
 	if i, ok := k.items[key]; ok {
 		return i, nil
 	}
 	return Item{}, ErrKeyNotFound
 }
 
-// Set will store an item on the mock Keyring
+// Set will store an item on the mock Keyring.
 func (k *ArrayKeyring) Set(i Item) error {
 	if k.items == nil {
 		k.items = map[string]Item{}
@@ -34,13 +34,13 @@ func (k *ArrayKeyring) Set(i Item) error {
 	return nil
 }
 
-// Remove will delete an Item from the Keyring
+// Remove will delete an Item from the Keyring.
 func (k *ArrayKeyring) Remove(key string) error {
 	delete(k.items, key)
 	return nil
 }
 
-// Keys provides a slice of all Item keys on the Keyring
+// Keys provides a slice of all Item keys on the Keyring.
 func (k *ArrayKeyring) Keys() ([]string, error) {
 	var keys = []string{}
 	for key := range k.items {

cmd/keyring/main.go

@@ -104,5 +104,6 @@ func hasBackend(key string) bool {
 			return true
 		}
 	}
+
 	return false
 }

config.go

@@ -1,6 +1,6 @@
 package keyring
 
-// Config contains configuration for keyring
+// Config contains configuration for keyring.
 type Config struct {
 	// AllowedBackends is a whitelist of backend providers that can be used. Nil means all available.
 	AllowedBackends []BackendType

docker-compose.yml

@@ -0,0 +1,7 @@
+version: "3.9"
+services:
+  keyring:
+    image: golang:1.17
+    volumes:
+      - .:/usr/local/src/keyring
+    working_dir: /usr/local/src/keyring

go.mod

@@ -10,14 +10,13 @@ require (
 	github.com/gsterjov/go-libsecret v0.0.0-20161001094733-a6f4afe4910c
 	github.com/mtibben/percent v0.2.1
 	github.com/stretchr/testify v1.7.0
-	golang.org/x/crypto v0.0.0-20220131195533-30dcbda58838
 	golang.org/x/sys v0.0.0-20220204135822-1c1b9b1eba6a
+	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/stretchr/objx v0.3.0 // indirect
-	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
 )

go.sum

@@ -26,20 +26,12 @@ github.com/stretchr/objx v0.3.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoH
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-golang.org/x/crypto v0.0.0-20220131195533-30dcbda58838 h1:71vQrMauZZhcTVK6KdYM+rklehEEwb3E+ZhaE5jrPrE=
-golang.org/x/crypto v0.0.0-20220131195533-30dcbda58838/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210819135213-f52c844e1c1c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220204135822-1c1b9b1eba6a h1:ppl5mZgokTT8uPkmYOyEUmPTr3ypaKkg5eFOGrAmxxE=
 golang.org/x/sys v0.0.0-20220204135822-1c1b9b1eba6a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 h1:JGgROgKl9N8DuW20oFS5gxc+lE67/N3FcwmBPMe7ArY=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20200902074654-038fdea0a05b h1:QRR6H1YWRnHb4Y/HeNFCTJLFVxaq6wH4YuVdsUOr75U=
 gopkg.in/check.v1 v1.0.0-20200902074654-038fdea0a05b/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=

keychain_test.go

@@ -14,7 +14,7 @@ import (
 
 func TestOSXKeychainKeyringSet(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,
@@ -43,18 +43,18 @@ func TestOSXKeychainKeyringSet(t *testing.T) {
 		t.Fatalf("Data stored was not the data retrieved: %q vs %q", v.Data, item.Data)
 	}
 
-	if string(v.Key) != item.Key {
+	if v.Key != item.Key {
 		t.Fatalf("Key stored was not the data retrieved: %q vs %q", v.Key, item.Key)
 	}
 
-	if string(v.Description) != item.Description {
+	if v.Description != item.Description {
 		t.Fatalf("Description stored was not the data retrieved: %q vs %q", v.Description, item.Description)
 	}
 }
 
 func TestOSXKeychainKeyringOverwrite(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,
@@ -106,7 +106,7 @@ func TestOSXKeychainKeyringOverwrite(t *testing.T) {
 
 func TestOSXKeychainKeyringListKeysWhenEmpty(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,
@@ -126,7 +126,7 @@ func TestOSXKeychainKeyringListKeysWhenEmpty(t *testing.T) {
 
 func TestOSXKeychainKeyringListKeysWhenNotEmpty(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,
@@ -158,7 +158,9 @@ func TestOSXKeychainKeyringListKeysWhenNotEmpty(t *testing.T) {
 	}
 }
 
-func deleteKeychain(path string, t *testing.T) {
+func deleteKeychain(t *testing.T, path string) {
+	t.Helper()
+
 	if _, err := os.Stat(path); os.IsExist(err) {
 		_ = os.Remove(path)
 	}
@@ -172,7 +174,7 @@ func deleteKeychain(path string, t *testing.T) {
 
 func TestOSXKeychainGetKeyWhenEmpty(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,
@@ -189,7 +191,7 @@ func TestOSXKeychainGetKeyWhenEmpty(t *testing.T) {
 
 func TestOSXKeychainGetKeyWhenNotEmpty(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,
@@ -219,7 +221,7 @@ func TestOSXKeychainGetKeyWhenNotEmpty(t *testing.T) {
 
 func TestOSXKeychainRemoveKeyWhenEmpty(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,
@@ -236,7 +238,7 @@ func TestOSXKeychainRemoveKeyWhenEmpty(t *testing.T) {
 
 func TestOSXKeychainRemoveKeyWhenNotEmpty(t *testing.T) {
 	path := tempPath()
-	defer deleteKeychain(path, t)
+	defer deleteKeychain(t, path)
 
 	k := &keychain{
 		path:         path,