71 lines
1.5 KiB
Go
71 lines
1.5 KiB
Go
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//go:build ignore
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// This program generates hashes.go. It can be invoked by running
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// go generate.
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package main
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import (
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"fmt"
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"log"
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"os"
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"text/template"
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"github.com/nspcc-dev/neo-go/pkg/core/native/nativenames"
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"github.com/nspcc-dev/neo-go/pkg/core/state"
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)
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// srcTmpl is a nativehashes package template.
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const srcTmpl = `// Code generated by "go generate go run gen.go"; DO NOT EDIT.
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//go:generate go run gen.go
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// package nativehashes contains hashes of all native contracts in their LE and Uint160 representation.
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package nativehashes
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import "github.com/nspcc-dev/neo-go/pkg/util"
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// Hashes of all native contracts.
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var (
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{{- range .Natives }}
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// {{ .Name }} is a hash of native {{ .Name }} contract.
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{{ .Name }} = {{ .Hash }}
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{{- end }}
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)
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`
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type (
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// Config contains parameters for the nativehashes package generation.
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Config struct {
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Natives []NativeInfo
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}
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// NativeInfo contains information about native contract needed for
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// nativehashes package generation.
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NativeInfo struct {
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Name string
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Hash string
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}
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)
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// srcTemplate is a parsed nativehashes package template.
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var srcTemplate = template.Must(template.New("nativehashes").Parse(srcTmpl))
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func main() {
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f, err := os.Create("hashes.go")
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if err != nil {
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log.Fatal(err)
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}
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defer f.Close()
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var cfg = Config{Natives: make([]NativeInfo, len(nativenames.All))}
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for i, name := range nativenames.All {
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var hash = state.CreateNativeContractHash(name)
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cfg.Natives[i] = NativeInfo{
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Name: name,
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Hash: fmt.Sprintf("%#v", hash),
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}
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}
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srcTemplate.Execute(f, cfg)
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}
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