tap program output much more readable

internet/pcap/stringers.go

@@ -0,0 +1,35 @@
+// Code generated by "stringer -type=FieldClass -linecomment -output stringers.go ."; DO NOT EDIT.
+
+package pcap
+
+import "strconv"
+
+func _() {
+	// An "invalid array index" compiler error signifies that the constant values have changed.
+	// Re-run the stringer command to generate them again.
+	var x [1]struct{}
+	_ = x[fieldClassUndefined-0]
+	_ = x[FieldClassSrc-1]
+	_ = x[FieldClassDst-2]
+	_ = x[FieldClassProto-3]
+	_ = x[FieldClassVersion-4]
+	_ = x[FieldClassType-5]
+	_ = x[FieldClassSize-6]
+	_ = x[FieldClassFlags-7]
+	_ = x[FieldClassID-8]
+	_ = x[FieldClassChecksum-9]
+	_ = x[FieldClassOptions-10]
+	_ = x[FieldClassPayload-11]
+	_ = x[FieldClassText-12]
+}
+
+const _FieldClass_name = "undefinedsourcedestinationprotocolversiontypefield sizeflagsidentificationchecksumoptionspayloadtext"
+
+var _FieldClass_index = [...]uint8{0, 9, 15, 26, 34, 41, 45, 55, 60, 74, 82, 89, 96, 100}
+
+func (i FieldClass) String() string {
+	if i >= FieldClass(len(_FieldClass_index)-1) {
+		return "FieldClass(" + strconv.FormatInt(int64(i), 10) + ")"
+	}
+	return _FieldClass_name[_FieldClass_index[i]:_FieldClass_index[i+1]]
+}