Replace deprecated ioutil.

Author: tristanmorgan

client.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -182,7 +181,7 @@ func (c *Client) get(ctx context.Context, req *Request, g Getter) (*GetResult, *
 	if decompressor != nil {
 		// Create a temporary directory to store our archive. We delete
 		// this at the end of everything.
-		td, err := ioutil.TempDir("", "getter")
+		td, err := os.MkdirTemp("", "getter")
 		if err != nil {
 			return nil, &getError{true, fmt.Errorf(
 				"Error creating temporary directory for archive: %s", err)}

common.go

@@ -1,11 +1,11 @@
 package getter
 
 import (
-	"io/ioutil"
+	"os"
 )
 
 func tmpFile(dir, pattern string) (string, error) {
-	f, err := ioutil.TempFile(dir, pattern)
+	f, err := os.CreateTemp(dir, pattern)
 	if err != nil {
 		return "", err
 	}

decompress_tar_test.go

@@ -3,7 +3,6 @@ package getter
 import (
 	"archive/tar"
 	"bytes"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -79,14 +78,14 @@ func TestTarLimits(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	td, err := ioutil.TempDir("", "getter")
+	td, err := os.MkdirTemp("", "getter")
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}
 
 	tarFilePath := filepath.Join(td, "input.tar")
 
-	err = ioutil.WriteFile(tarFilePath, b.Bytes(), 0666)
+	err = os.WriteFile(tarFilePath, b.Bytes(), 0666)
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}
@@ -130,7 +129,7 @@ func TestTarLimits(t *testing.T) {
 
 // testDecompressPermissions decompresses a directory and checks the permissions of the expanded files
 func testDecompressorPermissions(t *testing.T, d Decompressor, input string, expected map[string]int, umask os.FileMode) {
-	td, err := ioutil.TempDir("", "getter")
+	td, err := os.MkdirTemp("", "getter")
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}

decompress_testing.go

@@ -4,7 +4,6 @@ import (
 	"crypto/md5"
 	"encoding/hex"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -34,7 +33,7 @@ func TestDecompressor(t testing.T, d Decompressor, cases []TestDecompressCase) {
 		t.Logf("Testing: %s", tc.Input)
 
 		// Temporary dir to store stuff
-		td, err := ioutil.TempDir("", "getter")
+		td, err := os.MkdirTemp("", "getter")
 		if err != nil {
 			t.Fatalf("err: %s", err)
 		}

decompress_zip_test.go

@@ -3,7 +3,6 @@ package getter
 import (
 	"archive/zip"
 	"bytes"
-	"io/ioutil"
 	"log"
 	"os"
 	"path/filepath"
@@ -166,14 +165,14 @@ func TestDecompressZipBomb(t *testing.T) {
 		}
 	}
 
-	td, err := ioutil.TempDir("", "go-getter-zip")
+	td, err := os.MkdirTemp("", "go-getter-zip")
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}
 
 	zipFilePath := filepath.Join(td, "input.zip")
 
-	err = ioutil.WriteFile(zipFilePath, buf.Bytes(), 0666)
+	err = os.WriteFile(zipFilePath, buf.Bytes(), 0666)
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}

get_file_unix_test.go

@@ -4,7 +4,6 @@
 package getter
 
 import (
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"testing"
@@ -13,7 +12,7 @@ import (
 // If a relative symlink is passed in as the pwd to Detect, the resulting URL
 // can have an invalid path.
 func TestFileDetector_relativeSymlink(t *testing.T) {
-	tmpDir, err := ioutil.TempDir("", "go-getter")
+	tmpDir, err := os.MkdirTemp("", "go-getter")
 	if err != nil {
 		t.Fatal(err)
 	}

get_git.go

@@ -5,7 +5,6 @@ import (
 	"context"
 	"encoding/base64"
 	"fmt"
-	"io/ioutil"
 	"net/url"
 	"os"
 	"os/exec"
@@ -96,7 +95,7 @@ func (g *GitGetter) Get(ctx context.Context, req *Request) error {
 		}
 
 		// Create a temp file for the key and ensure it is removed.
-		fh, err := ioutil.TempFile("", "go-getter")
+		fh, err := os.CreateTemp("", "go-getter")
 		if err != nil {
 			return err
 		}

get_git_test.go

@@ -6,7 +6,6 @@ import (
 	"encoding/base64"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"net/url"
 	"os"
 	"os/exec"
@@ -322,14 +321,14 @@ func TestGitGetter_gitVersion(t *testing.T) {
 	if runtime.GOOS == "windows" {
 		t.Skip("skipping on windows since the test requires sh")
 	}
-	dir, err := ioutil.TempDir("", "go-getter")
+	dir, err := os.MkdirTemp("", "go-getter")
 	if err != nil {
 		t.Fatal(err)
 	}
 	defer os.RemoveAll(dir)
 
 	script := filepath.Join(dir, "git")
-	err = ioutil.WriteFile(
+	err = os.WriteFile(
 		script,
 		[]byte("#!/bin/sh\necho \"git version 2.0 (Some Metadata Here)\n\""),
 		0700)
@@ -850,7 +849,7 @@ type gitRepo struct {
 
 // testGitRepo creates a new test git repository.
 func testGitRepo(t *testing.T, name string) *gitRepo {
-	dir, err := ioutil.TempDir("", "go-getter")
+	dir, err := os.MkdirTemp("", "go-getter")
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -892,7 +891,7 @@ func (r *gitRepo) git(args ...string) {
 // commitFile writes and commits a text file to the repo.
 func (r *gitRepo) commitFile(file, content string) {
 	path := filepath.Join(r.dir, file)
-	if err := ioutil.WriteFile(path, []byte(content), 0600); err != nil {
+	if err := os.WriteFile(path, []byte(content), 0600); err != nil {
 		r.t.Fatal(err)
 	}
 	r.git("add", file)

get_http_test.go

@@ -6,7 +6,6 @@ import (
 	"encoding/hex"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"net"
 	"net/http"
 	"net/http/httputil"
@@ -305,7 +304,7 @@ func TestHttpGetter_resume(t *testing.T) {
 		t.Fatalf("finishing download should not error: %v", err)
 	}
 
-	b, err := ioutil.ReadFile(dst)
+	b, err := os.ReadFile(dst)
 	if err != nil {
 		t.Fatalf("readfile failed: %v", err)
 	}
@@ -362,7 +361,7 @@ func TestHttpGetter_resumeNoRange(t *testing.T) {
 		t.Fatalf("finishing download should not error: %v", err)
 	}
 
-	b, err := ioutil.ReadFile(dst)
+	b, err := os.ReadFile(dst)
 	if err != nil {
 		t.Fatalf("readfile failed: %v", err)
 	}
@@ -804,7 +803,7 @@ func TestHttpGetter_subdirLink(t *testing.T) {
 	ln := testHttpServerSubDir(t)
 	defer ln.Close()
 
-	dst, err := ioutil.TempDir("", "tf")
+	dst, err := os.MkdirTemp("", "tf")
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}

helper/testing/utils.go

@@ -2,7 +2,6 @@ package testing
 
 import (
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -11,7 +10,7 @@ import (
 )
 
 func TempDir(t *testing.T) string {
-	dir, err := ioutil.TempDir("", "tf")
+	dir, err := os.MkdirTemp("", "tf")
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}
@@ -28,7 +27,7 @@ func TempTestFile(t *testing.T) string {
 }
 
 func AssertContents(t *testing.T, path string, contents string) {
-	data, err := ioutil.ReadFile(path)
+	data, err := os.ReadFile(path)
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}
@@ -41,7 +40,7 @@ func AssertContents(t *testing.T, path string, contents string) {
 // TempFileWithContent writes a temporary file and returns the path and a function
 // to clean it up.
 func TempFileWithContent(t *testing.T, contents string) (string, func()) {
-	tf, err := ioutil.TempFile("", "getter")
+	tf, err := os.CreateTemp("", "getter")
 	if err != nil {
 		t.Fatalf("err: %s", err)
 	}