core/tracing: stringer for gas and nonce change reasons (ethereum#31234)

Author: maoueh

core/state/statedb_hooked_test.go

@@ -83,8 +83,8 @@ func TestHooks(t *testing.T) {
 	inner.SetTxContext(common.Hash{0x11}, 100) // For the log
 	var result []string
 	var wants = []string{
-		"0xaa00000000000000000000000000000000000000.balance: 0->100 (BalanceChangeUnspecified)",
-		"0xaa00000000000000000000000000000000000000.balance: 100->50 (BalanceChangeTransfer)",
+		"0xaa00000000000000000000000000000000000000.balance: 0->100 (Unspecified)",
+		"0xaa00000000000000000000000000000000000000.balance: 100->50 (Transfer)",
 		"0xaa00000000000000000000000000000000000000.nonce: 0->1337",
 		"0xaa00000000000000000000000000000000000000.code:  (0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470) ->0x1325 (0xa12ae05590de0c93a00bc7ac773c2fdb621e44f814985e72194f921c0050f728)",
 		"0xaa00000000000000000000000000000000000000.storage slot 0x0000000000000000000000000000000000000000000000000000000000000001: 0x0000000000000000000000000000000000000000000000000000000000000000 ->0x0000000000000000000000000000000000000000000000000000000000000011",

core/tracing/gen_balance_change_reason_stringer.go

@@ -223,7 +223,7 @@ type Hooks struct {
 // for tracing and reporting.
 type BalanceChangeReason byte
 
-//go:generate go run golang.org/x/tools/cmd/stringer -type=BalanceChangeReason -output gen_balance_change_reason_stringer.go
+//go:generate go run golang.org/x/tools/cmd/stringer -type=BalanceChangeReason -trimprefix=BalanceChange -output gen_balance_change_reason_stringer.go
 
 const (
 	BalanceChangeUnspecified BalanceChangeReason = 0
@@ -284,6 +284,8 @@ const (
 // once per transaction, while those that start with `GasChangeCall` are emitted on a call basis.
 type GasChangeReason byte
 
+//go:generate go run golang.org/x/tools/cmd/stringer -type=GasChangeReason -trimprefix=GasChange -output gen_gas_change_reason_stringer.go
+
 const (
 	GasChangeUnspecified GasChangeReason = 0
 
@@ -348,6 +350,8 @@ const (
 // NonceChangeReason is used to indicate the reason for a nonce change.
 type NonceChangeReason byte
 
+//go:generate go run golang.org/x/tools/cmd/stringer -type=NonceChangeReason -trimprefix NonceChange -output gen_nonce_change_reason_stringer.go
+
 const (
 	NonceChangeUnspecified NonceChangeReason = 0