aisk/vox

package vox

import (
    "encoding/json"
    "io"
)

func respond(ctx *Context, req *Request, res *Response) {
    ctx.Next()
    if res.DontRespond {
        return
    }

    res.setImplicit()

    res.Writer.WriteHeader(res.Status)

    switch v := res.Body.(type) {
    case []byte:
        res.Writer.Write(v)
    case string:
        res.Writer.Write([]byte(v))
    case io.ReadCloser:
        _, err := io.Copy(res.Writer, v)
        if err != nil {
            panic(err)
        } else {
            if err = v.Close(); err != nil {
                panic(err)
            }
        }
    case io.Reader:
        _, err := io.Copy(res.Writer, v)
        if err != nil {
            panic(err)
        }
    case error:
        _, err := res.Writer.Write([]byte(v.Error()))
        if err != nil {
            panic(err)
        }
    default:
        body, err := json.Marshal(v)
        if err != nil {
            panic(err)
        }
        res.Writer.Write(body)
    }
}