fix: resolve errcheck lint issues

- Add _ = for unchecked error returns in cache_runtime_test.go
- Add _ = for unchecked initValue calls in cache_runtime.go
- Add _ = for unchecked WriteString in logger/xlog.go

Author: Nexus

cache/runtime/cache_runtime.go

@@ -93,7 +93,7 @@ func (ca *RuntimeCache) GetInt64(key string) (int64, error) {
 // Set cache to runtime.
 // ttl is second, if ttl is 0, it will be forever till restart.
 func (ca *RuntimeCache) Set(key string, value interface{}, ttl int64) error {
-	ca.initValue(key, value, ttl)
+	_ = ca.initValue(key, value, ttl)
 	return nil
 }
 
@@ -112,7 +112,7 @@ func (ca *RuntimeCache) Incr(key string) (int64, error) {
 	itemObj, ok := ca.items.Load(key)
 	if !ok {
 		// if not exists, auto set new with 0
-		ca.initValue(key, ZeroInt64, 0)
+		_ = ca.initValue(key, ZeroInt64, 0)
 		// reload
 		itemObj, _ = ca.items.Load(key)
 	}
@@ -147,7 +147,7 @@ func (ca *RuntimeCache) Decr(key string) (int64, error) {
 	itemObj, ok := ca.items.Load(key)
 	if !ok {
 		// if not exists, auto set new with 0
-		ca.initValue(key, ZeroInt64, 0)
+		_ = ca.initValue(key, ZeroInt64, 0)
 		// reload
 		itemObj, _ = ca.items.Load(key)
 	}

cache/runtime/cache_runtime_test.go

@@ -101,7 +101,7 @@ func TestRuntimeCache_Delete(t *testing.T) {
 	test.Nil(t, e)
 	test.Equal(t, TESTCacheValue, value)
 
-	cache.Delete(TESTCacheKey)
+	_, _ = cache.Delete(TESTCacheKey)
 
 	value, e = cache.Get(TESTCacheKey)
 	test.Nil(t, e)
@@ -120,7 +120,7 @@ func TestRuntimeCache_ClearAll(t *testing.T) {
 	}
 	test.Equal(t, TESTCacheValue, val2)
 
-	cache.ClearAll()
+	_, _ = cache.ClearAll()
 	exists2, err := cache.Exists("2")
 	if err != nil {
 		t.Error(err)
@@ -137,15 +137,15 @@ func TestRuntimeCache_Incr(t *testing.T) {
 
 	go func(cache *RuntimeCache) {
 		for i := 0; i < 50; i++ {
-			cache.Incr(TESTCacheKey)
+			_, _ = cache.Incr(TESTCacheKey)
 		}
 
 		wg.Add(-1)
 	}(cache)
 
 	go func(cache *RuntimeCache) {
 		for i := 0; i < 50; i++ {
-			cache.Incr(TESTCacheKey)
+			_, _ = cache.Incr(TESTCacheKey)
 		}
 		wg.Add(-1)
 	}(cache)

logger/xlog.go

@@ -161,5 +161,5 @@ func writeFile(logFile string, log string) {
 		return
 	}
 	defer file.Close()
-	file.WriteString(logstr)
+	_, _ = file.WriteString(logstr)
 }