func pkg(itpr *ts.Interpreter) map[string]*ts.Object {
var File, Stream *ts.Class
newStream := func(x interface{}) *ts.Object {
s := Stream.New()
s.SetUserData(x)
return s
}
File = ts.ObjectClass.Extend(itpr, "File", 0, []ts.Slot{
ts.FSlot("path", ts.Nil),
ts.MSlot("read", func(o, f *ts.Object) *ts.Object {
fl, err := os.Open(File.Get(o, 0).ToString())
if err != nil {
panic(err)
}
defer fl.Close()
return f.Call(nil, newStream(fl))
}),
ts.MSlot("create", func(o, p *ts.Object) *ts.Object {
File.Set(o, 0, p)
return ts.Nil
}),
ts.MSlot("exists", func(o *ts.Object) *ts.Object {
_, err := os.Stat(File.Get(o, 0).ToString())
return ts.Wrap(err == nil)
}),
ts.MSlot("open", func(o, f, p *ts.Object) *ts.Object {
path := File.Get(o, 0).ToString()
flags, perm := int(f.ToInt()), os.FileMode(int(p.ToInt()))
fl, err := os.OpenFile(path, flags, perm)
if err != nil {
panic(err)
}
return newStream(fl)
}),
ts.MSlot("write", func(o, f *ts.Object) *ts.Object {
fl, err := os.Create(File.Get(o, 0).ToString())
if err != nil {
panic(err)
}
defer fl.Close()
return f.Call(nil, newStream(fl))
}),
ts.MSlot("append", func(o, f *ts.Object) *ts.Object {
path := File.Get(o, 0).ToString()
flags := os.O_WRONLY | os.O_APPEND | os.O_CREATE
fl, err := os.OpenFile(path, flags, 0666)
if err != nil {
panic(err)
}
defer fl.Close()
return f.Call(nil, newStream(fl))
}),
})
sFlags := ts.UserData | ts.Final
Stream = ts.ObjectClass.Extend(itpr, "Stream", sFlags, []ts.Slot{
ts.MSlot("readBuffer", func(o, b *ts.Object) *ts.Object {
buf := b.ToBuffer()
r := o.UserData().(io.Reader)
n, err := r.Read(buf)
if err == io.EOF {
if n == 0 {
return ts.False
}
return ts.Wrap(n)
}
if err != nil {
panic(err)
}
return ts.Wrap(n)
}),
ts.MSlot("writeBuffer", func(o, b *ts.Object) *ts.Object {
buf := b.ToBuffer()
w := o.UserData().(io.Writer)
n, err := w.Write(buf)
if err != nil {
panic(err)
}
return ts.Wrap(n)
}),
ts.MSlot("close", func(o *ts.Object) *ts.Object {
c := o.UserData().(io.Closer)
err := c.Close()
if err != nil {
panic(err)
}
return ts.Nil
}),
})
env := map[*ts.Object]*ts.Object{}
for _, x := range os.Environ() {
ss := strings.Split(x, "=")
env[ts.Wrap(ss[0])] = ts.Wrap(ss[1])
}
return map[string]*ts.Object{
"input": newStream(os.Stdin),
"output": newStream(os.Stdout),
"File": File.Object(),
"args": ts.Wrap(os.Args),
"env": ts.Wrap(env),
}
}
func pkg(itpr *ts.Interpreter) map[string]*ts.Object {
var Request, Response *ts.Class
Request = ts.ObjectClass.Extend(itpr, "Request", ts.UserData, []ts.Slot{
ts.PSlot("headMap", ts.Nil),
ts.PSlot("formMap", ts.Nil),
ts.PropSlot("method", func(o *ts.Object) *ts.Object {
return ts.Wrap(o.UserData().(*http.Request).Method)
}, ts.Nil),
ts.PropSlot("proto", func(o *ts.Object) *ts.Object {
return ts.Wrap(o.UserData().(*http.Request).Proto)
}, ts.Nil),
ts.PropSlot("path", func(o *ts.Object) *ts.Object {
return ts.Wrap(o.UserData().(*http.Request).URL.Path)
}, ts.Nil),
ts.PropSlot("header", func(o *ts.Object) *ts.Object {
return Request.Get(o, 0)
}, ts.Nil),
ts.PropSlot("form", func(o *ts.Object) *ts.Object {
rv := o.UserData().(*http.Request)
if err := rv.ParseMultipartForm(32 << 20); err != nil {
panic(err)
}
fm := make(map[*ts.Object]*ts.Object)
for k, v := range rv.Form {
fm[ts.Wrap(k)] = ts.Wrap(v)
}
fmw := ts.Wrap(fm)
Request.Set(o, 1, fmw)
return fmw
}, ts.Nil),
})
wrapReq := func(r *http.Request) *ts.Object {
o := Request.New()
o.SetUserData(r)
hm := make(map[*ts.Object]*ts.Object)
for k, v := range r.Header {
hm[ts.Wrap(k)] = ts.Wrap(v)
}
Request.Set(o, 0, ts.Wrap(hm))
if err := r.ParseForm(); err != nil {
panic(err)
}
return o
}
Response = ts.ObjectClass.Extend(itpr, "Response", ts.UserData, []ts.Slot{
ts.MSlot("writeBuffer", func(o, b *ts.Object) *ts.Object {
bv := b.ToBuffer()
rw := o.UserData().(http.ResponseWriter)
if _, err := rw.Write(bv); err != nil {
panic(err)
}
return ts.Nil
}),
ts.MSlot("writeHeader", func(o, c, h *ts.Object) *ts.Object {
/*cv := int(c.ToInt())
hv := h.ToHash()
rw := o.UserData().(http.ResponseWriter)
rwh := rw.Header()
for k, v := range hv {
rwh[k.(string)] = []string{v.ToString()}
}
rw.WriteHeader(cv)*/
return ts.Nil
}),
})
wrapResp := func(w http.ResponseWriter) *ts.Object {
o := Response.New()
o.SetUserData(w)
return o
}
return map[string]*ts.Object{
"serve": ts.Wrap(func(o, p, f *ts.Object) *ts.Object {
port := ":" + strconv.Itoa(int(p.ToInt()))
hnd := func(w http.ResponseWriter, r *http.Request) {
defer func() {
if e := recover(); e != nil {
fmt.Println("web.serve:", e)
}
}()
f.Call(nil, wrapResp(w), wrapReq(r))
}
http.ListenAndServe(port, http.HandlerFunc(hnd))
return ts.Nil
}),
"get": ts.Wrap(func(o, u *ts.Object) *ts.Object {
resp, err := http.Get(u.ToString())
if err != nil {
panic(err)
}
if resp.StatusCode != 200 {
panic(fmt.Errorf("web.get: status %d", resp.StatusCode))
}
return ts.Wrap(resp.Body)
}),
"post": ts.Wrap(func(o, u, form *ts.Object) *ts.Object {
/*vals := url.Values{}
for k, v := range form.ToHash() {
vals.Add(k.(string), v.ToString())
}
resp, err := http.PostForm(u.ToString(), vals)
if err != nil {
panic(err)
}
if resp.StatusCode != 200 {
panic(fmt.Errorf("web.get: status %d", resp.StatusCode))
}
return ts.Wrap(resp.Body)*/
return ts.Nil
}),
}
}