func alpacaf(strukt *types.Struct, typename *types.TypeName, docpkg *doc.Package) {
schema := makeSchema(makeIOutput(strukt, typename))
delete(schema["properties"].(JsonObject), "status")
write("alpaca/out/schema-"+typename.Name()+".json", schema)
options := makeOptions(makeIOutput(strukt, typename))
delete(options["fields"].(JsonObject), "status")
write("alpaca/out/options-"+typename.Name()+".json", options)
}
func newStruct(p *Package, obj *types.TypeName) (Struct, error) {
sym := p.syms.symtype(obj.Type())
if sym == nil {
panic(fmt.Errorf("no such object [%s] in symbols table", obj.Id()))
}
sym.doc = p.getDoc("", obj)
s := Struct{
pkg: p,
sym: sym,
obj: obj,
}
return s, nil
}
// methodsFor returns the named type and corresponding methods if the type
// denoted by obj is not an interface and has methods. Otherwise it returns
// the zero value.
func methodsFor(obj *types.TypeName) (*types.Named, []*types.Selection) {
named, _ := obj.Type().(*types.Named)
if named == nil {
// A type name's type can also be the
// exported basic type unsafe.Pointer.
return nil, nil
}
if _, ok := named.Underlying().(*types.Interface); ok {
// ignore interfaces
return nil, nil
}
methods := combinedMethodSet(named)
if len(methods) == 0 {
return nil, nil
}
return named, methods
}
func (g *objcGen) genStructH(obj *types.TypeName, t *types.Struct) {
g.Printf("@interface %s%s : NSObject {\n", g.namePrefix, obj.Name())
g.Printf("}\n")
g.Printf("@property(strong, readonly) id ref;\n")
g.Printf("\n")
g.Printf("- (id)initWithRef:(id)ref;\n")
// accessors to exported fields.
for _, f := range exportedFields(t) {
// TODO(hyangah): error type field?
name, typ := f.Name(), g.objcType(f.Type())
g.Printf("- (%s)%s;\n", typ, name)
g.Printf("- (void)set%s:(%s)v;\n", name, typ)
}
// exported methods
for _, m := range exportedMethodSet(types.NewPointer(obj.Type())) {
s := g.funcSummary(m)
g.Printf("- %s;\n", s.asMethod(g))
}
g.Printf("@end\n")
}
func docf(strukt *types.Struct, typename *types.TypeName, docpkg *doc.Package) {
s := typename.Name() + "\n"
s += strings.Repeat("=", len(typename.Name())) + "\n\n"
for _, t := range docpkg.Types {
if t.Name == typename.Name() {
s += t.Doc + "\n"
break
}
}
iobj := makeIOutput(strukt, typename)
for _, item := range iobj.(IStruct).items {
s += makeDoc("", item)
}
fmt.Printf("%s\n", s)
}
func makeIOutput(strukt *types.Struct, typename *types.TypeName) IObj {
iobj := dump(typename.Name(), strukt, reflect.StructTag("")).(IStruct)
for i := range iobj.items {
if item, ok := iobj.items[i].(IBasic); ok {
switch item.name {
case "kind":
item.options = typename.Name()
iobj.items[i] = item
case "apiVersion":
item.options = typename.Pkg().Name()
iobj.items[i] = item
}
}
}
return iobj
}
func (g *javaGen) genInterface(o *types.TypeName) {
iface := o.Type().(*types.Named).Underlying().(*types.Interface)
g.Printf("public interface %s extends go.Seq.Object {\n", o.Name())
g.Indent()
methodSigErr := false
for i := 0; i < iface.NumMethods(); i++ {
if err := g.funcSignature(iface.Method(i), false); err != nil {
methodSigErr = true
g.errorf("%v", err)
}
g.Printf(";\n\n")
}
if methodSigErr {
return // skip stub generation, more of the same errors
}
g.genInterfaceStub(o, iface)
g.Printf(javaProxyPreamble, o.Name())
g.Indent()
for i := 0; i < iface.NumMethods(); i++ {
g.genFunc(iface.Method(i), true)
}
for i := 0; i < iface.NumMethods(); i++ {
g.Printf("static final int CALL_%s = 0x%x0a;\n", iface.Method(i).Name(), i+1)
}
g.Outdent()
g.Printf("}\n")
g.Outdent()
g.Printf("}\n\n")
}
func (g *javaGen) genStruct(obj *types.TypeName, T *types.Struct) {
fields := exportedFields(T)
methods := exportedMethodSet(types.NewPointer(obj.Type()))
g.Printf("public static final class %s implements go.Seq.Object {\n", obj.Name())
g.Indent()
g.Printf("private static final String DESCRIPTOR = \"go.%s.%s\";\n", g.pkg.Name(), obj.Name())
for i, f := range fields {
g.Printf("private static final int FIELD_%s_GET = 0x%x0f;\n", f.Name(), i)
g.Printf("private static final int FIELD_%s_SET = 0x%x1f;\n", f.Name(), i)
}
for i, m := range methods {
g.Printf("private static final int CALL_%s = 0x%x0c;\n", m.Name(), i)
}
g.Printf("\n")
g.Printf("private go.Seq.Ref ref;\n\n")
n := obj.Name()
g.Printf("private %s(go.Seq.Ref ref) { this.ref = ref; }\n\n", n)
g.Printf(`public go.Seq.Ref ref() { return ref; }
public void call(int code, go.Seq in, go.Seq out) {
throw new RuntimeException("internal error: cycle: cannot call concrete proxy");
}
`)
for _, f := range fields {
g.Printf("public %s get%s() {\n", g.javaType(f.Type()), f.Name())
g.Indent()
g.Printf("Seq in = new Seq();\n")
g.Printf("Seq out = new Seq();\n")
g.Printf("in.writeRef(ref);\n")
g.Printf("Seq.send(DESCRIPTOR, FIELD_%s_GET, in, out);\n", f.Name())
if seqType(f.Type()) == "Ref" {
g.Printf("return new %s(out.read%s);\n", g.javaType(f.Type()), seqRead(f.Type()))
} else {
g.Printf("return out.read%s;\n", seqRead(f.Type()))
}
g.Outdent()
g.Printf("}\n\n")
g.Printf("public void set%s(%s v) {\n", f.Name(), g.javaType(f.Type()))
g.Indent()
g.Printf("Seq in = new Seq();\n")
g.Printf("Seq out = new Seq();\n")
g.Printf("in.writeRef(ref);\n")
g.Printf("in.write%s;\n", seqWrite(f.Type(), "v"))
g.Printf("Seq.send(DESCRIPTOR, FIELD_%s_SET, in, out);\n", f.Name())
g.Outdent()
g.Printf("}\n\n")
}
for _, m := range methods {
g.genFunc(m, true)
}
g.Printf("@Override public boolean equals(Object o) {\n")
g.Indent()
g.Printf("if (o == null || !(o instanceof %s)) {\n return false;\n}\n", n)
g.Printf("%s that = (%s)o;\n", n, n)
for _, f := range fields {
nf := f.Name()
g.Printf("%s this%s = get%s();\n", g.javaType(f.Type()), nf, nf)
g.Printf("%s that%s = that.get%s();\n", g.javaType(f.Type()), nf, nf)
if isJavaPrimitive(f.Type()) {
g.Printf("if (this%s != that%s) {\n return false;\n}\n", nf, nf)
} else {
g.Printf("if (this%s == null) {\n", nf)
g.Indent()
g.Printf("if (that%s != null) {\n return false;\n}\n", nf)
g.Outdent()
g.Printf("} else if (!this%s.equals(that%s)) {\n return false;\n}\n", nf, nf)
}
}
g.Printf("return true;\n")
g.Outdent()
g.Printf("}\n\n")
g.Printf("@Override public int hashCode() {\n")
g.Printf(" return java.util.Arrays.hashCode(new Object[] {")
for i, f := range fields {
if i > 0 {
g.Printf(", ")
}
g.Printf("get%s()", f.Name())
}
g.Printf("});\n")
g.Printf("}\n\n")
// TODO(crawshaw): use String() string if it is defined.
g.Printf("@Override public String toString() {\n")
g.Indent()
g.Printf("StringBuilder b = new StringBuilder();\n")
g.Printf(`b.append("%s").append("{");`, obj.Name())
g.Printf("\n")
for _, f := range fields {
n := f.Name()
g.Printf(`b.append("%s:").append(get%s()).append(",");`, n, n)
g.Printf("\n")
}
g.Printf(`return b.append("}").toString();`)
g.Printf("\n")
g.Outdent()
g.Printf("}\n\n")
g.Outdent()
g.Printf("}\n\n")
}
func (g *javaGen) genInterfaceStub(o *types.TypeName, m *types.Interface) {
g.Printf("public static abstract class Stub implements %s {\n", o.Name())
g.Indent()
g.Printf("static final String DESCRIPTOR = \"go.%s.%s\";\n\n", g.pkg.Name(), o.Name())
g.Printf("private final go.Seq.Ref ref;\n")
g.Printf("public Stub() {\n ref = go.Seq.createRef(this);\n}\n\n")
g.Printf("public go.Seq.Ref ref() { return ref; }\n\n")
g.Printf("public void call(int code, go.Seq in, go.Seq out) {\n")
g.Indent()
g.Printf("switch (code) {\n")
for i := 0; i < m.NumMethods(); i++ {
f := m.Method(i)
g.Printf("case Proxy.CALL_%s: {\n", f.Name())
g.Indent()
sig := f.Type().(*types.Signature)
params := sig.Params()
for i := 0; i < params.Len(); i++ {
p := sig.Params().At(i)
jt := g.javaType(p.Type())
g.Printf("%s param_%s;\n", jt, paramName(params, i))
g.genRead("param_"+paramName(params, i), "in", p.Type())
}
res := sig.Results()
var returnsError bool
var numRes = res.Len()
if (res.Len() == 1 && isErrorType(res.At(0).Type())) ||
(res.Len() == 2 && isErrorType(res.At(1).Type())) {
numRes -= 1
returnsError = true
}
if returnsError {
g.Printf("try {\n")
g.Indent()
}
if numRes > 0 {
g.Printf("%s result = ", g.javaType(res.At(0).Type()))
}
g.Printf("this.%s(", f.Name())
for i := 0; i < params.Len(); i++ {
if i > 0 {
g.Printf(", ")
}
g.Printf("param_%s", paramName(params, i))
}
g.Printf(");\n")
if numRes > 0 {
g.Printf("out.write%s;\n", seqWrite(res.At(0).Type(), "result"))
}
if returnsError {
g.Printf("out.writeString(null);\n")
g.Outdent()
g.Printf("} catch (Exception e) {\n")
g.Indent()
if numRes > 0 {
resTyp := res.At(0).Type()
g.Printf("%s result = %s;\n", g.javaType(resTyp), g.javaTypeDefault(resTyp))
g.Printf("out.write%s;\n", seqWrite(resTyp, "result"))
}
g.Printf("out.writeString(e.getMessage());\n")
g.Outdent()
g.Printf("}\n")
}
g.Printf("return;\n")
g.Outdent()
g.Printf("}\n")
}
g.Printf("default:\n throw new RuntimeException(\"unknown code: \"+ code);\n")
g.Printf("}\n")
g.Outdent()
g.Printf("}\n")
g.Outdent()
g.Printf("}\n\n")
}
func (g *objcGen) genStructM(obj *types.TypeName, t *types.Struct) {
fields := exportedFields(t)
methods := exportedMethodSet(types.NewPointer(obj.Type()))
desc := fmt.Sprintf("_GO_%s_%s", g.pkgName, obj.Name())
g.Printf("#define %s_DESCRIPTOR_ \"go.%s.%s\"\n", desc, g.pkgName, obj.Name())
for i, f := range fields {
g.Printf("#define %s_FIELD_%s_GET_ (0x%x0f)\n", desc, f.Name(), i)
g.Printf("#define %s_FIELD_%s_SET_ (0x%x1f)\n", desc, f.Name(), i)
}
for i, m := range methods {
g.Printf("#define %s_%s_ (0x%x0c)\n", desc, m.Name(), i)
}
g.Printf("\n")
g.Printf("@implementation %s%s {\n", g.namePrefix, obj.Name())
g.Printf("}\n\n")
g.Printf("- (id)initWithRef:(id)ref {\n")
g.Indent()
g.Printf("self = [super init];\n")
g.Printf("if (self) { _ref = ref; }\n")
g.Printf("return self;\n")
g.Outdent()
g.Printf("}\n\n")
for _, f := range fields {
// getter
// TODO(hyangah): support error type fields?
s := &funcSummary{
name: f.Name(),
ret: g.objcType(f.Type()),
}
s.retParams = append(s.retParams, paramInfo{typ: f.Type(), name: "ret_"})
g.Printf("- %s {\n", s.asMethod(g))
g.Indent()
g.genFunc(desc+"_DESCRIPTOR_", desc+"_FIELD_"+f.Name()+"_GET_", s, true)
g.Outdent()
g.Printf("}\n\n")
// setter
s = &funcSummary{
name: "set" + f.Name(),
ret: "void",
}
s.params = append(s.params, paramInfo{typ: f.Type(), name: "v"})
g.Printf("- %s {\n", s.asMethod(g))
g.Indent()
g.genFunc(desc+"_DESCRIPTOR_", desc+"_FIELD_"+f.Name()+"_SET_", s, true)
g.Outdent()
g.Printf("}\n\n")
}
for _, m := range methods {
s := g.funcSummary(m)
g.Printf("- %s {\n", s.asMethod(g))
g.Indent()
g.genFunc(desc+"_DESCRIPTOR_", desc+"_"+m.Name()+"_", s, true)
g.Outdent()
g.Printf("}\n\n")
}
g.Printf("@end\n")
}
func (g *objcGen) genInterfaceM(obj *types.TypeName, t *types.Interface) {
log.Printf("TODO: %s", obj.Name())
}
func (a *analysis) namedType(obj *types.TypeName, implements map[*types.Named]implementsFacts) {
qualifier := types.RelativeTo(obj.Pkg())
T := obj.Type().(*types.Named)
v := &TypeInfoJSON{
Name: obj.Name(),
Size: sizes.Sizeof(T),
Align: sizes.Alignof(T),
Methods: []anchorJSON{}, // (JS wants non-nil)
}
// addFact adds the fact "is implemented by T" (by) or
// "implements T" (!by) to group.
addFact := func(group *implGroupJSON, T types.Type, by bool) {
Tobj := deref(T).(*types.Named).Obj()
var byKind string
if by {
// Show underlying kind of implementing type,
// e.g. "slice", "array", "struct".
s := reflect.TypeOf(T.Underlying()).String()
byKind = strings.ToLower(strings.TrimPrefix(s, "*types."))
}
group.Facts = append(group.Facts, implFactJSON{
ByKind: byKind,
Other: anchorJSON{
Href: a.posURL(Tobj.Pos(), len(Tobj.Name())),
Text: types.TypeString(T, qualifier),
},
})
}
// IMPLEMENTS
if r, ok := implements[T]; ok {
if isInterface(T) {
// "T is implemented by <conc>" ...
// "T is implemented by <iface>"...
// "T implements <iface>"...
group := implGroupJSON{
Descr: types.TypeString(T, qualifier),
}
// Show concrete types first; use two passes.
for _, sub := range r.to {
if !isInterface(sub) {
addFact(&group, sub, true)
}
}
for _, sub := range r.to {
if isInterface(sub) {
addFact(&group, sub, true)
}
}
for _, super := range r.from {
addFact(&group, super, false)
}
v.ImplGroups = append(v.ImplGroups, group)
} else {
// T is concrete.
if r.from != nil {
// "T implements <iface>"...
group := implGroupJSON{
Descr: types.TypeString(T, qualifier),
}
for _, super := range r.from {
addFact(&group, super, false)
}
v.ImplGroups = append(v.ImplGroups, group)
}
if r.fromPtr != nil {
// "*C implements <iface>"...
group := implGroupJSON{
Descr: "*" + types.TypeString(T, qualifier),
}
for _, psuper := range r.fromPtr {
addFact(&group, psuper, false)
}
v.ImplGroups = append(v.ImplGroups, group)
}
}
}
// METHOD SETS
for _, sel := range typeutil.IntuitiveMethodSet(T, &a.prog.MethodSets) {
meth := sel.Obj().(*types.Func)
pos := meth.Pos() // may be 0 for error.Error
v.Methods = append(v.Methods, anchorJSON{
Href: a.posURL(pos, len(meth.Name())),
Text: types.SelectionString(sel, qualifier),
})
}
// Since there can be many specs per decl, we
// can't attach the link to the keyword 'type'
// (as we do with 'func'); we use the Ident.
fi, offset := a.fileAndOffset(obj.Pos())
fi.addLink(aLink{
start: offset,
end: offset + len(obj.Name()),
title: fmt.Sprintf("type info for %s", obj.Name()),
onclick: fmt.Sprintf("onClickTypeInfo(%d)", fi.addData(v)),
})
// Add info for exported package-level types to the package info.
if obj.Exported() && isPackageLevel(obj) {
// TODO(adonovan): Path is not unique!
// It is possible to declare a non-test package called x_test.
a.result.pkgInfo(obj.Pkg().Path()).addType(v)
}
}
func (g *goGen) genInterface(obj *types.TypeName) {
iface := obj.Type().(*types.Named).Underlying().(*types.Interface)
ifaceDesc := fmt.Sprintf("go.%s.%s", g.pkg.Name(), obj.Name())
// Descriptor and code for interface methods.
g.Printf("const (\n")
g.Indent()
g.Printf("proxy%s_Descriptor = %q\n", obj.Name(), ifaceDesc)
for i := 0; i < iface.NumMethods(); i++ {
g.Printf("proxy%s_%s_Code = 0x%x0a\n", obj.Name(), iface.Method(i).Name(), i+1)
}
g.Outdent()
g.Printf(")\n\n")
// Define the entry points.
for i := 0; i < iface.NumMethods(); i++ {
m := iface.Method(i)
g.Printf("func proxy%s_%s(out, in *seq.Buffer) {\n", obj.Name(), m.Name())
g.Indent()
g.Printf("ref := in.ReadRef()\n")
g.Printf("v := ref.Get().(%s.%s)\n", g.pkg.Name(), obj.Name())
g.genFuncBody(m, "v")
g.Outdent()
g.Printf("}\n\n")
}
// Register the method entry points.
g.Printf("func init() {\n")
g.Indent()
for i := 0; i < iface.NumMethods(); i++ {
g.Printf("seq.Register(proxy%s_Descriptor, proxy%s_%s_Code, proxy%s_%s)\n",
obj.Name(), obj.Name(), iface.Method(i).Name(), obj.Name(), iface.Method(i).Name())
}
g.Outdent()
g.Printf("}\n\n")
// Define a proxy interface.
g.Printf("type proxy%s seq.Ref\n\n", obj.Name())
for i := 0; i < iface.NumMethods(); i++ {
m := iface.Method(i)
sig := m.Type().(*types.Signature)
params := sig.Params()
res := sig.Results()
if res.Len() > 2 ||
(res.Len() == 2 && !isErrorType(res.At(1).Type())) {
g.errorf("functions and methods must return either zero or one value, and optionally an error: %s.%s", obj.Name(), m.Name())
continue
}
g.Printf("func (p *proxy%s) %s(", obj.Name(), m.Name())
for i := 0; i < params.Len(); i++ {
if i > 0 {
g.Printf(", ")
}
g.Printf("%s %s", paramName(params, i), g.typeString(params.At(i).Type()))
}
g.Printf(") ")
if res.Len() == 1 {
g.Printf(g.typeString(res.At(0).Type()))
} else if res.Len() == 2 {
g.Printf("(%s, error)", g.typeString(res.At(0).Type()))
}
g.Printf(" {\n")
g.Indent()
g.Printf("in := new(seq.Buffer)\n")
for i := 0; i < params.Len(); i++ {
g.genWrite(paramName(params, i), "in", params.At(i).Type())
}
if res.Len() == 0 {
g.Printf("seq.Transact((*seq.Ref)(p), %q, proxy%s_%s_Code, in)\n", ifaceDesc, obj.Name(), m.Name())
} else {
g.Printf("out := seq.Transact((*seq.Ref)(p), %q, proxy%s_%s_Code, in)\n", ifaceDesc, obj.Name(), m.Name())
var rvs []string
for i := 0; i < res.Len(); i++ {
rv := fmt.Sprintf("res_%d", i)
g.genRead(rv, "out", res.At(i).Type())
rvs = append(rvs, rv)
}
g.Printf("return %s\n", strings.Join(rvs, ","))
}
g.Outdent()
g.Printf("}\n\n")
}
}
func (g *goGen) genStruct(obj *types.TypeName, T *types.Struct) {
fields := exportedFields(T)
methods := exportedMethodSet(types.NewPointer(obj.Type()))
g.Printf("const (\n")
g.Indent()
g.Printf("proxy%s_Descriptor = \"go.%s.%s\"\n", obj.Name(), g.pkg.Name(), obj.Name())
for i, f := range fields {
g.Printf("proxy%s_%s_Get_Code = 0x%x0f\n", obj.Name(), f.Name(), i)
g.Printf("proxy%s_%s_Set_Code = 0x%x1f\n", obj.Name(), f.Name(), i)
}
for i, m := range methods {
g.Printf("proxy%s_%s_Code = 0x%x0c\n", obj.Name(), m.Name(), i)
}
g.Outdent()
g.Printf(")\n\n")
g.Printf("type proxy%s seq.Ref\n\n", obj.Name())
for _, f := range fields {
seqTyp := seqType(f.Type())
g.Printf("func proxy%s_%s_Set(out, in *seq.Buffer) {\n", obj.Name(), f.Name())
g.Indent()
g.Printf("ref := in.ReadRef()\n")
g.Printf("v := in.Read%s()\n", seqTyp)
if seqTyp == "Ref" {
g.Printf("ref.Get().(*%s.%s).%s = v.Get().(%s)\n", g.pkg.Name(), obj.Name(), f.Name(), g.typeString(f.Type()))
} else {
// TODO(crawshaw): other kinds of non-ptr types.
g.Printf("ref.Get().(*%s.%s).%s = v\n", g.pkg.Name(), obj.Name(), f.Name())
}
g.Outdent()
g.Printf("}\n\n")
g.Printf("func proxy%s_%s_Get(out, in *seq.Buffer) {\n", obj.Name(), f.Name())
g.Indent()
g.Printf("ref := in.ReadRef()\n")
g.Printf("v := ref.Get().(*%s.%s).%s\n", g.pkg.Name(), obj.Name(), f.Name())
if seqTyp == "Ref" {
g.Printf("out.WriteGoRef(v)\n")
} else {
g.Printf("out.Write%s(v)\n", seqTyp)
}
g.Outdent()
g.Printf("}\n\n")
}
for _, m := range methods {
g.Printf("func proxy%s_%s(out, in *seq.Buffer) {\n", obj.Name(), m.Name())
g.Indent()
g.Printf("ref := in.ReadRef()\n")
g.Printf("v := ref.Get().(*%s.%s)\n", g.pkg.Name(), obj.Name())
g.genFuncBody(m, "v")
g.Outdent()
g.Printf("}\n\n")
}
g.Printf("func init() {\n")
g.Indent()
for _, f := range fields {
n := f.Name()
g.Printf("seq.Register(proxy%s_Descriptor, proxy%s_%s_Set_Code, proxy%s_%s_Set)\n", obj.Name(), obj.Name(), n, obj.Name(), n)
g.Printf("seq.Register(proxy%s_Descriptor, proxy%s_%s_Get_Code, proxy%s_%s_Get)\n", obj.Name(), obj.Name(), n, obj.Name(), n)
}
for _, m := range methods {
n := m.Name()
g.Printf("seq.Register(proxy%s_Descriptor, proxy%s_%s_Code, proxy%s_%s)\n", obj.Name(), obj.Name(), n, obj.Name(), n)
}
g.Outdent()
g.Printf("}\n\n")
}
func (g *goGen) genStruct(obj *types.TypeName, typ *types.Struct) {
//fmt.Printf("obj: %#v\ntyp: %#v\n", obj, typ)
pkgname := obj.Pkg().Name()
g.Printf("//export GoPy_%[1]s\n", obj.Name())
g.Printf("type GoPy_%[1]s unsafe.Pointer\n\n", obj.Name())
for i := 0; i < typ.NumFields(); i++ {
f := typ.Field(i)
if !f.Exported() {
continue
}
ft := f.Type()
ftname := g.qualifiedType(ft)
if needWrapType(ft) {
ftname = fmt.Sprintf("GoPy_%[1]s_field_%d", obj.Name(), i+1)
g.Printf("//export %s\n", ftname)
g.Printf("type %s unsafe.Pointer\n\n", ftname)
}
g.Printf("//export GoPy_%[1]s_getter_%[2]d\n", obj.Name(), i+1)
g.Printf("func GoPy_%[1]s_getter_%[2]d(self GoPy_%[1]s) %[3]s {\n",
obj.Name(), i+1,
ftname,
)
g.Indent()
g.Printf(
"ret := (*%[1]s)(unsafe.Pointer(self))\n",
pkgname+"."+obj.Name(),
)
if needWrapType(f.Type()) {
dt := getTypedesc(f.Type())
g.Printf("%s(unsafe.Pointer(&ret.%s))\n", dt.cgotype, f.Name())
} else {
g.Printf("return ret.%s\n", f.Name())
}
g.Outdent()
g.Printf("}\n\n")
}
g.Printf("//export GoPy_%[1]s_new\n", obj.Name())
g.Printf("func GoPy_%[1]s_new() GoPy_%[1]s {\n", obj.Name())
g.Indent()
g.Printf("return (GoPy_%[1]s)(unsafe.Pointer(&%[2]s.%[1]s{}))\n",
obj.Name(),
pkgname,
)
g.Outdent()
g.Printf("}\n\n")
}
func (g *goGen) genInterface(obj *types.TypeName) {
iface := obj.Type().(*types.Named).Underlying().(*types.Interface)
g.Printf("const (\n")
g.Indent()
g.Printf("proxy%sDescriptor = \"go.%s.%s\"\n", obj.Name(), g.pkg.Name(), obj.Name())
for i := 0; i < iface.NumMethods(); i++ {
g.Printf("proxy%s%sCode = 0x%x0a\n", obj.Name(), iface.Method(i).Name(), i+1)
}
g.Outdent()
g.Printf(")\n\n")
g.Printf("type proxy%s seq.Ref\n\n", obj.Name())
for i := 0; i < iface.NumMethods(); i++ {
m := iface.Method(i)
sig := m.Type().(*types.Signature)
params := sig.Params()
g.Printf("func (p *proxy%s) %s(", obj.Name(), m.Name())
for i := 0; i < params.Len(); i++ {
if i > 0 {
g.Printf(", ")
}
g.Printf("%s %s", paramName(params, i), params.At(i).Type())
}
g.Printf(") ")
res := sig.Results()
if res.Len() > 0 {
g.Printf("(")
}
for i := 0; i < res.Len(); i++ {
if i > 0 {
g.Printf(", ")
}
g.Printf("res_%d %s", i, res.At(i).Type())
}
if res.Len() > 0 {
g.Printf(")")
}
g.Printf(" {\n")
g.Indent()
g.Printf("out := new(seq.Buffer)\n")
for i := 0; i < params.Len(); i++ {
p := params.At(i)
g.Printf("out.Write%s\n", seqWrite(p.Type(), paramName(params, i)))
}
g.Printf("seq.Transact((*seq.Ref)(p), proxy%s%sCode, out)\n", obj.Name(), m.Name())
g.Outdent()
g.Printf("}\n\n")
}
}