1 files changed, 17 insertions, 0 deletions
diff --git a/src/internal/pkgbits/support.go b/src/internal/pkgbits/support.go
new file mode 100644
index 0000000..f7579df
--- /dev/null
+++ b/src/internal/pkgbits/support.go
@@ -0,0 +1,17 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package pkgbits
+
+import "fmt"
+
+func assert(b bool) {
+	if !b {
+		panic("assertion failed")
+	}
+}
+
+func errorf(format string, args ...any) {
+	panic(fmt.Errorf(format, args...))
+}