wip

pgutil/errors.go

@@ -0,0 +1,31 @@
+package pgutil
+
+import (
+	"errors"
+
+	"github.com/lib/pq"
+)
+
+func ErrIsDuplicateKey(err error) bool {
+	return ErrHasCode(err, "23505")
+}
+
+func ErrIsForeignKey(err error) bool {
+	return ErrHasCode(err, "23503")
+}
+
+func ErrIsSerializationFaiilure(err error) bool {
+	return ErrHasCode(err, "40001")
+}
+
+func ErrHasCode(err error, code string) bool {
+	if err == nil {
+		return false
+	}
+
+	var pErr *pq.Error
+	if errors.As(err, &pErr) {
+		return pErr.Code == pq.ErrorCode(code)
+	}
+	return false
+}