[Go] Add imtype, goin, goout, godirectorin, and godirectorout

typemaps, to support writing Go code to convert between types.

Examples/test-suite/go/Makefile.in

@@ -24,6 +24,10 @@ srcdir       = @srcdir@
 top_srcdir   = @top_srcdir@
 top_builddir = @top_builddir@
 
+CPP_TEST_CASES = \
+	go_inout \
+	go_director_inout
+
 include $(srcdir)/../common.mk
 
 .SUFFIXES: .cpptest .ctest .multicpptest

Examples/test-suite/go/go_director_inout_runme.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	wrap "./go_director_inout"
+)
+
+type GoMyClass struct {}
+
+func (p *GoMyClass) Adjust(m map[string]interface{}) wrap.GoRetStruct {
+	s := ""
+	for k, v := range m {
+		s += k + "," + v.(string) + ";"
+	}
+	return wrap.GoRetStruct{s}
+}
+
+func main() {
+	a := wrap.NewDirectorMyClass(&GoMyClass{})
+	m := map[string]interface{}{
+		"first": "second",
+	}
+	s := a.Adjust(m)
+	if s.Str != "first,second;" {
+		panic(s)
+	}
+
+	a = wrap.NewDirectorMyClass(nil)
+	s = a.Adjust(m)
+	if s.Str != `{"first":"second"}` {
+		panic(s.Str)
+	}
+}

Examples/test-suite/go/go_inout_runme.go

@@ -0,0 +1,35 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"reflect"
+
+	"./go_inout"
+)
+
+type S struct {
+	A int
+	B string
+	C float64
+}
+
+func (p *S) MarshalJSON() ([]byte, error) {
+	return json.Marshal(*p)
+}
+
+func main() {
+	v := &S{12, "hi", 34.5}
+	m := go_inout.Same(v)
+	want := map[string]interface{}{
+		// The type of A changes from int to float64 because
+		// JSON has no ints.
+		"A": float64(12),
+		"B": "hi",
+		"C": 34.5,
+	}
+	if !reflect.DeepEqual(m, want) {
+		fmt.Println("got", m, "want", want)
+		panic(m)
+	}
+}