db: go fix

2 files changed, 6 insertions, 14 deletions

diff --git a/db/db.go b/db/db.go
index c99bbea..4e17682 100644
--- a/db/db.go
+++ b/db/db.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 	"os"
 	"path"
+	"slices"
 	"sync"
 
 	"ricketyspace.net/fern/file"
@@ -87,12 +88,7 @@ func (fdb *FernDB) exists(feed, entry string) bool {
 	if _, ok := fdb.downloaded[feed]; !ok {
 		return false
 	}
-	for _, e := range fdb.downloaded[feed] {
-		if e == entry {
-			return true
-		}
-	}
-	return false
+	return slices.Contains(fdb.downloaded[feed], entry)
 }
 
 // Returns true if an `entry` for `feed` exists in the database; false
diff --git a/db/db_test.go b/db/db_test.go
index 966ce85..15c62a3 100644
--- a/db/db_test.go
+++ b/db/db_test.go
@@ -7,16 +7,12 @@ import (
 	"fmt"
 	"os"
 	"path"
+	"slices"
 	"testing"
 )
 
 func stringsContain(haystack []string, needle string) bool {
-	for _, s := range haystack {
-		if s == needle {
-			return true
-		}
-	}
-	return false
+	return slices.Contains(haystack, needle)
 }
 
 func TestOpenPathNotSet(t *testing.T) {
@@ -386,7 +382,7 @@ func TestConcurrentWrites(t *testing.T) {
 	// Randomly create a some entries.
 	numEntries := 1000
 	entries := make([]string, 0)
-	for i := 0; i < numEntries; i++ {
+	for i := range numEntries {
 		entries = append(entries, fmt.Sprintf("entry-%d", i))
 	}
 
@@ -402,7 +398,7 @@ func TestConcurrentWrites(t *testing.T) {
 	donec := make(chan int)
 	feed := "npr"
 	routines := 5
-	for i := 0; i < routines; i++ {
+	for range routines {
 		go addEntries(db, feed, entries, donec)
 	}
 	routinesDone := 0