Fix lint errors

extract.go

@@ -4,7 +4,7 @@ import (
 	"bufio"
 	"bytes"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/url"
 	"os"
@@ -39,12 +39,12 @@ func ExtractPostmortems(loc string, dir string) error {
 		}
 		defer resp.Body.Close()
 
-		data, err = ioutil.ReadAll(resp.Body)
+		data, err = io.ReadAll(resp.Body)
 		if err != nil {
 			return fmt.Errorf("could not read response body: %w", err)
 		}
 	} else if isFile(loc) {
-		data, err = ioutil.ReadFile(loc)
+		data, err = os.ReadFile(loc)
 		if err != nil {
 			return fmt.Errorf("error opening file %q: %w", loc, err)
 		}

postmortem.go

@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"text/template"
@@ -118,7 +117,7 @@ func GenerateJSON(d string) error {
 		return err
 	}
 
-	err = ioutil.WriteFile(fp, j, 0644)
+	err = os.WriteFile(fp, j, 0644)
 	if err != nil {
 		return err
 	}
@@ -149,7 +148,7 @@ func GenerateJSON(d string) error {
 			if err != nil {
 				return err
 			}
-			err = ioutil.WriteFile(fp, j, 0644)
+			err = os.WriteFile(fp, j, 0644)
 			if err != nil {
 				return err
 			}
@@ -189,7 +188,7 @@ func (pm *Postmortem) Save(dir string) error {
 	}
 
 	// Write postmortem data from memory to file.
-	if err := ioutil.WriteFile(filepath.Join(dir, pm.UUID+".md"), data.Bytes(), 0644); err != nil {
+	if err := os.WriteFile(filepath.Join(dir, pm.UUID+".md"), data.Bytes(), 0644); err != nil {
 		return fmt.Errorf("error writing file: %w", err)
 	}
 

server/handlers.go

@@ -3,7 +3,6 @@
 import (
 	"compress/flate"
 	"fmt"
-	"io/ioutil"
 	"net/http"
 	"os"
 	"path/filepath"
@@ -76,7 +75,7 @@
 // LoadPostmortems parses the postmortem files
 // and returns a slice with their content.
 func LoadPostmortems(dir string) ([]*postmortems.Postmortem, error) {
-	files, err := ioutil.ReadDir(dir)
+	files, err := os.ReadDir(dir)
 	if err != nil {
 		return nil, fmt.Errorf("error opening data folder: %w", err)
 	}
@@ -205,7 +204,7 @@
 
 	jsonPM := pmID + ".json"
 
-	data, err := ioutil.ReadFile(filepath.Join("output/", jsonPM))
+	data, err := os.ReadFile(filepath.Join("output/", jsonPM))
 	if err != nil {
 		log.Errorw("load postmortem json", "pmid", pmID, zap.Error(err))
 		http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)

tool/main.go

@@ -153,8 +153,7 @@ func IsURL() survey.Validator {
 			return fmt.Errorf("could not decode string")
 		}
 
-		_, err := url.Parse(str)
-		if err != nil {
+		if _, err := url.Parse(str); err != nil {
 			return fmt.Errorf("value is not a valid URL: %w", err)
 		}