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accounts/abi/bind, cmd/abigen: dedup structs, exclude patterns

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This commit is contained in:
Péter Szilágyi 2016-03-26 11:43:09 +02:00
parent 798e4fb4ed
commit b813e4d411
2 changed files with 18 additions and 6 deletions
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12
accounts/abi/bind/template.go
View File

@ -148,8 +148,8 @@ package {{.Package}}
{{range .Calls}}
{{if .Structured}}
// {{.Normalized.Name}}Result is the result of the {{.Normalized.Name}} invocation."
type {{.Normalized.Name}}Result struct {
// {{$contract.Type}}{{.Normalized.Name}}Result is the result of the {{.Normalized.Name}} invocation.
type {{$contract.Type}}{{.Normalized.Name}}Result struct {
{{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type}}
{{end}}
}
@ -158,9 +158,9 @@ package {{.Package}}
// {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.Id}}.
//
// Solidity: {{.Original.String}}
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) {
func (_{{$contract.Type}} *{{$contract.Type}}Caller) {{.Normalized.Name}}(opts *bind.CallOpts {{range .Normalized.Inputs}}, {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{$contract.Type}}{{.Normalized.Name}}Result,{{else}}{{range .Normalized.Outputs}}{{bindtype .Type}},{{end}}{{end}} error) {
var (
{{if .Structured}}ret = new({{.Normalized.Name}}Result){{else}}{{range $i, $_ := .Normalized.Outputs}}ret{{$i}} = new({{bindtype .Type}})
{{if .Structured}}ret = new({{$contract.Type}}{{.Normalized.Name}}Result){{else}}{{range $i, $_ := .Normalized.Outputs}}ret{{$i}} = new({{bindtype .Type}})
{{end}}{{end}}
)
out := {{if .Structured}}ret{{else}}{{if eq (len .Normalized.Outputs) 1}}ret0{{else}}[]interface{}{
@ -174,14 +174,14 @@ package {{.Package}}
// {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.Id}}.
//
// Solidity: {{.Original.String}}
func (_{{$contract.Type}} *{{$contract.Type}}Session) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{.Normalized.Name}}Result, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
func (_{{$contract.Type}} *{{$contract.Type}}Session) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{$contract.Type}}{{.Normalized.Name}}Result, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.CallOpts {{range .Normalized.Inputs}}, {{.Name}}{{end}})
}
// {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.Id}}.
//
// Solidity: {{.Original.String}}
func (_{{$contract.Type}} *{{$contract.Type}}CallerSession) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{.Normalized.Name}}Result, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
func (_{{$contract.Type}} *{{$contract.Type}}CallerSession) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type}} {{end}}) ({{if .Structured}}{{$contract.Type}}{{.Normalized.Name}}Result, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type}},{{end}} {{end}} error) {
return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.CallOpts {{range .Normalized.Inputs}}, {{.Name}}{{end}})
}
{{end}}

12
cmd/abigen/main.go
View File

@ -22,6 +22,7 @@ import (
"fmt"
"io/ioutil"
"os"
"strings"
"github.com/ethereum/go-ethereum/accounts/abi/bind"
"github.com/ethereum/go-ethereum/common/compiler"
@ -34,6 +35,7 @@ var (
solFlag = flag.String("sol", "", "Path to the Ethereum contract Solidity source to build and bind")
solcFlag = flag.String("solc", "solc", "Solidity compiler to use if source builds are requested")
excFlag = flag.String("exc", "", "Comma separated types to exclude from binding")
pkgFlag = flag.String("pkg", "", "Go package name to generate the binding into")
outFlag = flag.String("out", "", "Output file for the generated binding (default = stdout)")
@ -61,6 +63,12 @@ func main() {
types []string
)
if *solFlag != "" {
// Generate the list of types to exclude from binding
exclude := make(map[string]bool)
for _, kind := range strings.Split(*excFlag, ",") {
exclude[strings.ToLower(kind)] = true
}
// Build the Solidity source into bindable components
solc, err := compiler.New(*solcFlag)
if err != nil {
fmt.Printf("Failed to locate Solidity compiler: %v\n", err)
@ -76,7 +84,11 @@ func main() {
fmt.Printf("Failed to build Solidity contract: %v\n", err)
os.Exit(-1)
}
// Gather all non-excluded contract for binding
for name, contract := range contracts {
if exclude[strings.ToLower(name)] {
continue
}
abi, _ := json.Marshal(contract.Info.AbiDefinition) // Flatten the compiler parse
abis = append(abis, string(abi))
bins = append(bins, contract.Code)