src/gobang.go: Add SomeError() and SomeFnError()

1 files changed, 17 insertions, 0 deletions

diff --git a/src/gobang.go b/src/gobang.go
index c9e9e01..921597e 100644
--- a/src/gobang.go
+++ b/src/gobang.go
@@ -58,6 +58,23 @@ var (
 
 
 
+func SomeError(errs []error) error {
+	for _, err := range errs {
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func SomeFnError(fns [](func() error)) error {
+	errs := make([]error, len(fns))
+	for i, fn := range fns {
+		errs[i] = fn()
+	}
+	return SomeError(errs)
+}
+
 func Random(length int) []byte {
 	buffer := make([]byte, length)
 	_, err := io.ReadFull(rand.Reader, buffer)