add copyright notices. move v2 template to its own file. Rename V2Backend->BackendV2

accounts/abi/bind/source2.go.tpl

@@ -1,8 +1,3 @@
-package bind
-
-// tmplSourceV2 is the Go source template that the generated
-// Go contract binding V2 is based on.
-const tmplSourceV2 = `
 // Code generated via abigen V2 - DO NOT EDIT.
 // This file is a generated binding and any manual changes will be lost.
 
@@ -150,5 +145,4 @@ var (
 			return out, nil
 		}
 	{{end}}
-{{end}}
-`
+{{end}}

accounts/abi/bind/template.go

@@ -83,3 +83,9 @@ type tmplStruct struct {
 //
 //go:embed source.go.tpl
 var tmplSource string
+
+// tmplSourceV2 is the Go source template that the generated Go contract binding
+// for abigen v2 is based on.
+//
+//go:embed source2.go.tpl
+var tmplSourceV2 string

accounts/abi/bind/v2/backend.go

@@ -1,3 +1,19 @@
+// Copyright 2024 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
 package v2
 
 import (
@@ -8,7 +24,7 @@ import (
 	"math/big"
 )
 
-type V2Backend interface {
+type BackendV2 interface {
 	SuggestGasPrice(ctx context.Context) (*big.Int, error)
 	PendingCodeAt(ctx context.Context, account common.Address) ([]byte, error)
 	PendingNonceAt(ctx context.Context, account common.Address) (uint64, error)

accounts/abi/bind/v2/lib.go

@@ -1,3 +1,19 @@
+// Copyright 2024 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
 package v2
 
 import (

accounts/abi/bind/v2/lib_test.go

@@ -1,3 +1,19 @@
+// Copyright 2024 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
 package v2
 
 import (
@@ -47,7 +63,7 @@ func TestDeployment(t *testing.T) {
 	)
 	defer backend.Close()
 
-	_, err := JSON(strings.NewReader(v2_generated_testcase.V2GeneratedTestcaseMetaData.ABI))
+	_, err := JSON(strings.NewReader(nested_libraries.C1MetaData.ABI))
 	if err != nil {
 		panic(err)
 	}