add safe errors

1 files changed, 31 insertions, 0 deletions

diff --git a/internal/easyhttp/saferrors.go b/internal/easyhttp/saferrors.go
new file mode 100644
index 0000000..32dd77f
--- /dev/null
+++ b/internal/easyhttp/saferrors.go
@@ -0,0 +1,31 @@
+package easyhttp
+
+import (
+	"errors"
+	"sync"
+)
+
+// Safe errors
+type SafErrors struct {
+	errs  []error
+	mutex sync.Mutex
+}
+
+func (errs *SafErrors) Append(err error) {
+	if err == nil {
+		return
+	}
+	errs.mutex.Lock()
+	defer errs.mutex.Unlock()
+	errs.errs = append(errs.errs, err)
+}
+
+func (errs *SafErrors) Join() error {
+	errs.mutex.Lock()
+	defer errs.mutex.Unlock()
+	return errors.Join(errs.errs...)
+}
+
+func (errs *SafErrors) Error() string {
+	return errs.Join().Error()
+}