Remove deprecated ioutil

4 files changed, 10 insertions, 14 deletions

diff --git a/internal/prompt/cloud.go b/internal/prompt/cloud.go
index 42a2c39..ce3160f 100644
--- a/internal/prompt/cloud.go
+++ b/internal/prompt/cloud.go
@@ -19,7 +19,6 @@
 package prompt
 
 import (
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -47,7 +46,7 @@ func getKubernetesField() string {
 		return ""
 	}
 
-	namespaceBytes, err := ioutil.ReadFile(filepath.Join(os.Getenv("HOME"), ".kubectl-namespace"))
+	namespaceBytes, err := os.ReadFile(filepath.Join(os.Getenv("HOME"), ".kubectl-namespace"))
 	namespace := strings.TrimSpace(string(namespaceBytes))
 	if err != nil {
 		if !os.IsNotExist(err) {
@@ -60,7 +59,7 @@ func getKubernetesField() string {
 }
 
 func getKubernetesContext(configPath string) string {
-	buf, err := ioutil.ReadFile(configPath)
+	buf, err := os.ReadFile(configPath)
 	if err != nil {
 		//non-existence is acceptable, just make the caller continue with the next configPath
 		if !os.IsNotExist(err) {
diff --git a/internal/prompt/git.go b/internal/prompt/git.go
index 8393c3e..6f0cf1d 100644
--- a/internal/prompt/git.go
+++ b/internal/prompt/git.go
@@ -20,7 +20,6 @@ package prompt
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strings"
@@ -31,7 +30,7 @@ type gitRepo struct {
 	GitDir   string
 }
 
-//Returns two empty strings if `path` is not inside a Git repo.
+// Returns two empty strings if `path` is not inside a Git repo.
 func findRepo(path string) (*gitRepo, error) {
 	//find .git directory or file
 	gitEntry := filepath.Join(path, ".git")
@@ -54,7 +53,7 @@ func findRepo(path string) (*gitRepo, error) {
 	}
 
 	//.git is a file (e.g. for submodules) - it contains a line like "gitdir: path/to/gitdir"
-	bytes, err := ioutil.ReadFile(gitEntry)
+	bytes, err := os.ReadFile(gitEntry)
 	if err != nil {
 		return nil, err
 	}
@@ -76,7 +75,7 @@ func getRepoStatusField(repo *gitRepo) string {
 		return ""
 	}
 
-	bytes, err := ioutil.ReadFile(filepath.Join(repo.GitDir, "HEAD"))
+	bytes, err := os.ReadFile(filepath.Join(repo.GitDir, "HEAD"))
 	if err != nil {
 		handleError(err)
 		return withType("git", withColor("1;41", "unknown"))
@@ -94,7 +93,7 @@ func getRepoStatusField(repo *gitRepo) string {
 	refSpecDisplay = strings.TrimPrefix(refSpecDisplay, "heads/")
 
 	//read file corresponding to refspec to find commit ID
-	bytes, err = ioutil.ReadFile(filepath.Join(repo.GitDir, refSpec))
+	bytes, err = os.ReadFile(filepath.Join(repo.GitDir, refSpec))
 	commitID := strings.TrimSpace(string(bytes))
 	if err != nil {
 		if os.IsNotExist(err) {
@@ -112,7 +111,7 @@ func getRepoStatusField(repo *gitRepo) string {
 }
 
 func tryReadFromPackedRefs(repo *gitRepo, refSpec string) string {
-	bytes, err := ioutil.ReadFile(filepath.Join(repo.GitDir, "packed-refs"))
+	bytes, err := os.ReadFile(filepath.Join(repo.GitDir, "packed-refs"))
 	if err != nil {
 		return ""
 	}
diff --git a/internal/rtree/index.go b/internal/rtree/index.go
index 3a351a3..efc3c1f 100644
--- a/internal/rtree/index.go
+++ b/internal/rtree/index.go
@@ -21,7 +21,6 @@ package rtree
 import (
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -41,7 +40,7 @@ type Index struct {
 // ReadIndex reads the index file.
 func ReadIndex() (*Index, []error) {
 	//read contents of index file
-	buf, err := ioutil.ReadFile(IndexPath)
+	buf, err := os.ReadFile(IndexPath)
 	if err != nil {
 		if os.IsNotExist(err) {
 			return &Index{Repos: nil}, nil
@@ -102,7 +101,7 @@ func (i *Index) Write() error {
 	if err != nil {
 		return err
 	}
-	err = ioutil.WriteFile(IndexPath, buf, 0644)
+	err = os.WriteFile(IndexPath, buf, 0644)
 	if err != nil {
 		return err
 	}
diff --git a/internal/rtree/shared_test.go b/internal/rtree/shared_test.go
index bd8c238..2869c3c 100644
--- a/internal/rtree/shared_test.go
+++ b/internal/rtree/shared_test.go
@@ -23,7 +23,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -113,7 +112,7 @@ func (test Test) Run(t *testing.T) {
 	if err != nil {
 		t.Fatal(err.Error())
 	}
-	actualIdxStr, err := ioutil.ReadFile(IndexPath)
+	actualIdxStr, err := os.ReadFile(IndexPath)
 	if err != nil {
 		t.Fatalf("%s: could not read index from %s: %s", t.Name(), IndexPath, err.Error())
 	}