add vet and lint checking - fix some lint errors

4 files changed, 16 insertions, 9 deletions

diff --git a/internal/config.go b/internal/config.go
index a57ea9e..ec6f6fd 100644
--- a/internal/config.go
+++ b/internal/config.go
@@ -3,7 +3,7 @@ package internal
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"log"
 	"os"
 )
@@ -27,7 +27,7 @@ func newConfig(configFile string) (config, error) {
 	}
 	defer file.Close()
 
-	bytes, err := ioutil.ReadAll(file)
+	bytes, err := io.ReadAll(file)
 	if err != nil {
 		return conf, err
 	}
diff --git a/internal/notify.go b/internal/notify.go
index 991743d..a89035b 100644
--- a/internal/notify.go
+++ b/internal/notify.go
@@ -29,6 +29,8 @@ func notify(conf config, subject, body string) error {
 		[]string{conf.EmailTo}, []byte(message))
 }
 
-func notifyError(conf config, err error) error {
-	return notify(conf, fmt.Sprintf("GOGIOS: An error occured: %v", err), err.Error())
+func notifyError(conf config, err error) {
+	if err := notify(conf, fmt.Sprintf("GOGIOS: An error occured: %v", err), err.Error()); err != nil {
+		log.Println("error: ", err)
+	}
 }
diff --git a/internal/run.go b/internal/run.go
index 586ebbd..0fd0ef1 100644
--- a/internal/run.go
+++ b/internal/run.go
@@ -1,6 +1,9 @@
 package internal
 
-import "context"
+import (
+	"context"
+	"log"
+)
 
 func Run(ctx context.Context, configFile string, renotify bool) {
 	conf, err := newConfig(configFile)
@@ -24,6 +27,8 @@ func Run(ctx context.Context, configFile string, renotify bool) {
 	}
 
 	if subject, body, doNotify := state.report(renotify); doNotify {
-		notify(conf, subject, body)
+		if err := notify(conf, subject, body); err != nil {
+			log.Println("error:", err)
+		}
 	}
 }
diff --git a/internal/state.go b/internal/state.go
index f23c8a4..f7e03cf 100644
--- a/internal/state.go
+++ b/internal/state.go
@@ -3,7 +3,7 @@ package internal
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"log"
 	"os"
 	"path/filepath"
@@ -42,7 +42,7 @@ func readState(conf config) (state, error) {
 	}
 	defer file.Close()
 
-	bytes, err := ioutil.ReadAll(file)
+	bytes, err := io.ReadAll(file)
 	if err != nil {
 		return s, err
 	}
@@ -91,7 +91,7 @@ func (s state) persist() error {
 		return err
 	}
 
-	return ioutil.WriteFile(s.stateFile, jsonData, os.ModePerm)
+	return os.WriteFile(s.stateFile, jsonData, os.ModePerm)
 }
 
 func (s state) report(renotify bool) (string, string, bool) {