forked from cerc-io/plugeth
Merge pull request #2383 from karalabe/goabi-exclusions-duplicates
accounts/abi/bind, cmd/abigen: dedup structs, exclude patterns
This commit is contained in:
Péter Szilágyi
commit
10d3466c93
@ -125,8 +125,8 @@ func bindType(kind abi.Type) string {
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case stringKind == "address":
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return "common.Address"
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case stringKind == "hash":
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return "common.Hash"
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case stringKind == "address[]":
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return "[]common.Address"
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case strings.HasPrefix(stringKind, "bytes"):
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if stringKind == "bytes" {
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@ -247,41 +247,41 @@ func TestBindings(t *testing.T) {
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if !strings.Contains(string(linkTestDeps), "go-ethereum") {
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t.Skip("symlinked environment doesn't support bind (https://github.com/golang/go/issues/14845)")
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}
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// All is well, run the tests
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for i, tt := range bindTests {
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// Create a temporary workspace for this test
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// Create a temporary workspace for the test suite
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ws, err := ioutil.TempDir("", "")
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if err != nil {
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t.Fatalf("test %d: failed to create temporary workspace: %v", i, err)
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t.Fatalf("failed to create temporary workspace: %v", err)
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}
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defer os.RemoveAll(ws)
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// Generate the binding and create a Go package in the workspace
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pkg := filepath.Join(ws, "bindtest")
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if err = os.MkdirAll(pkg, 0700); err != nil {
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t.Fatalf("failed to create package: %v", err)
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}
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// Generate the test suite for all the contracts
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for i, tt := range bindTests {
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// Generate the binding and create a Go source file in the workspace
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bind, err := Bind([]string{tt.name}, []string{tt.abi}, []string{tt.bytecode}, "bindtest")
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if err != nil {
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t.Fatalf("test %d: failed to generate binding: %v", i, err)
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}
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pkg := filepath.Join(ws, "bindtest")
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if err = os.MkdirAll(pkg, 0700); err != nil {
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t.Fatalf("test %d: failed to create package: %v", i, err)
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}
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if err = ioutil.WriteFile(filepath.Join(pkg, "main.go"), []byte(bind), 0600); err != nil {
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if err = ioutil.WriteFile(filepath.Join(pkg, strings.ToLower(tt.name)+".go"), []byte(bind), 0600); err != nil {
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t.Fatalf("test %d: failed to write binding: %v", i, err)
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}
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// Generate the test file with the injected test code
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code := fmt.Sprintf("package bindtest\nimport \"testing\"\nfunc TestBinding%d(t *testing.T){\n%s\n}", i, tt.tester)
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code := fmt.Sprintf("package bindtest\nimport \"testing\"\nfunc Test%s(t *testing.T){\n%s\n}", tt.name, tt.tester)
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blob, err := imports.Process("", []byte(code), nil)
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if err != nil {
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t.Fatalf("test %d: failed to generate tests: %v", i, err)
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}
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if err := ioutil.WriteFile(filepath.Join(pkg, "main_test.go"), blob, 0600); err != nil {
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if err := ioutil.WriteFile(filepath.Join(pkg, strings.ToLower(tt.name)+"_test.go"), blob, 0600); err != nil {
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t.Fatalf("test %d: failed to write tests: %v", i, err)
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}
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}
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// Test the entire package and report any failures
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cmd := exec.Command(gocmd, "test", "-v")
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cmd.Dir = pkg
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if out, err := cmd.CombinedOutput(); err != nil {
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t.Fatalf("test %d: failed to run binding test: %v\n%s\n%s", i, err, out, bind)
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}
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t.Fatalf("failed to run binding test: %v\n%s", err, out)
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}
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}
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@ -147,22 +147,17 @@ package {{.Package}}
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}
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{{range .Calls}}
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{{if .Structured}}
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// {{.Normalized.Name}}Result is the result of the {{.Normalized.Name}} invocation."
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type {{.Normalized.Name}}Result struct {
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{{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type}}
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{{end}}
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}
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{{end}}
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// {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.Id}}.
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//
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// Solidity: {{.Original.String}}
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func (_{{$contract.Type}} *{{$contract.Type}}Caller) {{.Normalized.Name}}(opts *bind.CallOpts {{range .Normalized.Inputs}}, {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{.Normalized.Name}}Result,{{else}}{{range .Normalized.Outputs}}{{bindtype .Type}},{{end}}{{end}} error) {
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var (
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{{if .Structured}}ret = new({{.Normalized.Name}}Result){{else}}{{range $i, $_ := .Normalized.Outputs}}ret{{$i}} = new({{bindtype .Type}})
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{{end}}{{end}}
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)
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func (_{{$contract.Type}} *{{$contract.Type}}Caller) {{.Normalized.Name}}(opts *bind.CallOpts {{range .Normalized.Inputs}}, {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}struct{ {{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type}};{{end}} },{{else}}{{range .Normalized.Outputs}}{{bindtype .Type}},{{end}}{{end}} error) {
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{{if .Structured}}ret := new(struct{
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{{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type}}
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{{end}}
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}){{else}}var (
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{{range $i, $_ := .Normalized.Outputs}}ret{{$i}} = new({{bindtype .Type}})
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{{end}}
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){{end}}
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out := {{if .Structured}}ret{{else}}{{if eq (len .Normalized.Outputs) 1}}ret0{{else}}[]interface{}{
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{{range $i, $_ := .Normalized.Outputs}}ret{{$i}},
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{{end}}
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@ -174,14 +169,14 @@ package {{.Package}}
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// {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.Id}}.
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//
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// Solidity: {{.Original.String}}
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func (_{{$contract.Type}} *{{$contract.Type}}Session) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{.Normalized.Name}}Result, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
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func (_{{$contract.Type}} *{{$contract.Type}}Session) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}struct{ {{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type}};{{end}} }, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
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return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.CallOpts {{range .Normalized.Inputs}}, {{.Name}}{{end}})
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}
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// {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.Id}}.
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//
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// Solidity: {{.Original.String}}
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func (_{{$contract.Type}} *{{$contract.Type}}CallerSession) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{.Normalized.Name}}Result, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
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func (_{{$contract.Type}} *{{$contract.Type}}CallerSession) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}struct{ {{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type}};{{end}} }, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
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return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.CallOpts {{range .Normalized.Inputs}}, {{.Name}}{{end}})
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}
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{{end}}
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@ -22,6 +22,7 @@ import (
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"fmt"
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"io/ioutil"
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"os"
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"strings"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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"github.com/ethereum/go-ethereum/common/compiler"
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@ -34,6 +35,7 @@ var (
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solFlag = flag.String("sol", "", "Path to the Ethereum contract Solidity source to build and bind")
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solcFlag = flag.String("solc", "solc", "Solidity compiler to use if source builds are requested")
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excFlag = flag.String("exc", "", "Comma separated types to exclude from binding")
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pkgFlag = flag.String("pkg", "", "Go package name to generate the binding into")
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outFlag = flag.String("out", "", "Output file for the generated binding (default = stdout)")
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@ -61,6 +63,12 @@ func main() {
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types []string
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)
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if *solFlag != "" {
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// Generate the list of types to exclude from binding
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exclude := make(map[string]bool)
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for _, kind := range strings.Split(*excFlag, ",") {
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exclude[strings.ToLower(kind)] = true
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}
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// Build the Solidity source into bindable components
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solc, err := compiler.New(*solcFlag)
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if err != nil {
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fmt.Printf("Failed to locate Solidity compiler: %v\n", err)
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@ -76,7 +84,11 @@ func main() {
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fmt.Printf("Failed to build Solidity contract: %v\n", err)
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os.Exit(-1)
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}
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// Gather all non-excluded contract for binding
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for name, contract := range contracts {
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if exclude[strings.ToLower(name)] {
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continue
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}
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abi, _ := json.Marshal(contract.Info.AbiDefinition) // Flatten the compiler parse
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abis = append(abis, string(abi))
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bins = append(bins, contract.Code)
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