forked from TrueCloudLab/neoneo-go
binding: make TemplateFromManifest more reusable
Other template generators can make use of it.
This commit is contained in:
Roman Khimov
parent
d6d4f07280
commit
4191b18728
1 changed files with 37 additions and 46 deletions
|
|
@ -55,24 +55,24 @@ type (
|
|||
Output io.Writer `yaml:"-"`
|
||||
}
|
||||
|
||||
contractTmpl struct {
|
||||
ContractTmpl struct {
|
||||
PackageName string
|
||||
ContractName string
|
||||
Imports []string
|
||||
Hash string
|
||||
Methods []methodTmpl
|
||||
Methods []MethodTmpl
|
||||
}
|
||||
|
||||
methodTmpl struct {
|
||||
MethodTmpl struct {
|
||||
Name string
|
||||
NameABI string
|
||||
CallFlag string
|
||||
Comment string
|
||||
Arguments []paramTmpl
|
||||
Arguments []ParamTmpl
|
||||
ReturnType string
|
||||
}
|
||||
|
||||
paramTmpl struct {
|
||||
ParamTmpl struct {
|
||||
Name string
|
||||
Type string
|
||||
}
|
||||
|
|
@ -88,7 +88,7 @@ func NewConfig() Config {
|
|||
|
||||
// Generate writes Go file containing smartcontract bindings to the `cfg.Output`.
|
||||
func Generate(cfg Config) error {
|
||||
ctr, err := templateFromManifest(cfg)
|
||||
ctr, err := TemplateFromManifest(cfg, scTypeToGo)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
|
@ -98,7 +98,6 @@ func Generate(cfg Config) error {
|
|||
|
||||
tmp, err := template.New("generate").Funcs(template.FuncMap{
|
||||
"lowerFirst": lowerFirst,
|
||||
"scTypeToGo": scTypeToGo,
|
||||
}).Parse(srcTmpl)
|
||||
if err != nil {
|
||||
return err
|
||||
|
|
@ -107,46 +106,52 @@ func Generate(cfg Config) error {
|
|||
return tmp.Execute(cfg.Output, ctr)
|
||||
}
|
||||
|
||||
func scTypeToGo(typ smartcontract.ParamType) string {
|
||||
func scTypeToGo(name string, typ smartcontract.ParamType, overrides map[string]Override) (string, string) {
|
||||
if over, ok := overrides[name]; ok {
|
||||
return over.TypeName, over.Package
|
||||
}
|
||||
|
||||
switch typ {
|
||||
case smartcontract.AnyType:
|
||||
return "interface{}"
|
||||
return "interface{}", ""
|
||||
case smartcontract.BoolType:
|
||||
return "bool"
|
||||
return "bool", ""
|
||||
case smartcontract.IntegerType:
|
||||
return "int"
|
||||
return "int", ""
|
||||
case smartcontract.ByteArrayType:
|
||||
return "[]byte"
|
||||
return "[]byte", ""
|
||||
case smartcontract.StringType:
|
||||
return "string"
|
||||
return "string", ""
|
||||
case smartcontract.Hash160Type:
|
||||
return "interop.Hash160"
|
||||
return "interop.Hash160", "github.com/nspcc-dev/neo-go/pkg/interop"
|
||||
case smartcontract.Hash256Type:
|
||||
return "interop.Hash256"
|
||||
return "interop.Hash256", "github.com/nspcc-dev/neo-go/pkg/interop"
|
||||
case smartcontract.PublicKeyType:
|
||||
return "interop.PublicKey"
|
||||
return "interop.PublicKey", "github.com/nspcc-dev/neo-go/pkg/interop"
|
||||
case smartcontract.SignatureType:
|
||||
return "interop.Signature"
|
||||
return "interop.Signature", "github.com/nspcc-dev/neo-go/pkg/interop"
|
||||
case smartcontract.ArrayType:
|
||||
return "[]interface{}"
|
||||
return "[]interface{}", ""
|
||||
case smartcontract.MapType:
|
||||
return "map[string]interface{}"
|
||||
return "map[string]interface{}", ""
|
||||
case smartcontract.InteropInterfaceType:
|
||||
return "interface{}"
|
||||
return "interface{}", ""
|
||||
case smartcontract.VoidType:
|
||||
return ""
|
||||
return "", ""
|
||||
default:
|
||||
panic("unreachable")
|
||||
}
|
||||
}
|
||||
|
||||
func templateFromManifest(cfg Config) (contractTmpl, error) {
|
||||
// TemplateFromManifest create a contract template using the given configuration
|
||||
// and type conversion function.
|
||||
func TemplateFromManifest(cfg Config, scTypeConverter func(string, smartcontract.ParamType, map[string]Override) (string, string)) (ContractTmpl, error) {
|
||||
hStr := ""
|
||||
for _, b := range cfg.Hash.BytesBE() {
|
||||
hStr += fmt.Sprintf("\\x%02x", b)
|
||||
}
|
||||
|
||||
ctr := contractTmpl{
|
||||
ctr := ContractTmpl{
|
||||
PackageName: cfg.Package,
|
||||
ContractName: cfg.Manifest.Name,
|
||||
Hash: hStr,
|
||||
|
|
@ -187,7 +192,7 @@ func templateFromManifest(cfg Config) (contractTmpl, error) {
|
|||
}
|
||||
seen[name] = true
|
||||
|
||||
mtd := methodTmpl{
|
||||
mtd := MethodTmpl{
|
||||
Name: upperFirst(name),
|
||||
NameABI: m.Name,
|
||||
CallFlag: callflag.All.String(),
|
||||
|
|
@ -204,36 +209,22 @@ func templateFromManifest(cfg Config) (contractTmpl, error) {
|
|||
return ctr, fmt.Errorf("manifest ABI method %q/%d: parameter #%d is unnamed", m.Name, len(m.Parameters), i)
|
||||
}
|
||||
|
||||
var typeStr string
|
||||
if over, ok := cfg.Overrides[m.Name+"."+name]; ok {
|
||||
typeStr = over.TypeName
|
||||
if over.Package != "" {
|
||||
imports[over.Package] = struct{}{}
|
||||
}
|
||||
} else {
|
||||
typeStr = scTypeToGo(m.Parameters[i].Type)
|
||||
typeStr, pkg := scTypeConverter(m.Name+"."+name, m.Parameters[i].Type, cfg.Overrides)
|
||||
if pkg != "" {
|
||||
imports[pkg] = struct{}{}
|
||||
}
|
||||
|
||||
mtd.Arguments = append(mtd.Arguments, paramTmpl{
|
||||
mtd.Arguments = append(mtd.Arguments, ParamTmpl{
|
||||
Name: name,
|
||||
Type: typeStr,
|
||||
})
|
||||
}
|
||||
|
||||
if over, ok := cfg.Overrides[m.Name]; ok {
|
||||
mtd.ReturnType = over.TypeName
|
||||
if over.Package != "" {
|
||||
imports[over.Package] = struct{}{}
|
||||
}
|
||||
} else {
|
||||
mtd.ReturnType = scTypeToGo(m.ReturnType)
|
||||
switch m.ReturnType {
|
||||
case smartcontract.Hash160Type, smartcontract.Hash256Type, smartcontract.InteropInterfaceType,
|
||||
smartcontract.SignatureType, smartcontract.PublicKeyType:
|
||||
imports["github.com/nspcc-dev/neo-go/pkg/interop"] = struct{}{}
|
||||
}
|
||||
typeStr, pkg := scTypeConverter(m.Name, m.ReturnType, cfg.Overrides)
|
||||
if pkg != "" {
|
||||
imports[pkg] = struct{}{}
|
||||
}
|
||||
|
||||
mtd.ReturnType = typeStr
|
||||
ctr.Methods = append(ctr.Methods, mtd)
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue