feat: Waku v2 bridge

Issue #12610

vendor/github.com/anacrolix/missinggo/testing.go

@@ -0,0 +1,25 @@
+package missinggo
+
+import (
+	"regexp"
+	"runtime"
+)
+
+// It will be the one and only identifier after a package specifier.
+var testNameRegexp = regexp.MustCompile(`\.(Test[\p{L}_\p{N}]*)`)
+
+// Returns the name of the test function from the call stack. See
+// http://stackoverflow.com/q/35535635/149482 for another method.
+func GetTestName() string {
+	pc := make([]uintptr, 32)
+	n := runtime.Callers(0, pc)
+	for i := 0; i < n; i++ {
+		name := runtime.FuncForPC(pc[i]).Name()
+		ms := testNameRegexp.FindStringSubmatch(name)
+		if ms == nil {
+			continue
+		}
+		return ms[1]
+	}
+	panic("test name could not be recovered")
+}