处理流式 HTTP 响应

package main

import (
    "bufio"
    "bytes"
    "fmt"
    "io"
    "net/http"
)

func main() {

    body := []byte("test")

    resp, err := http.Post("http://localhost:8281/tap", "application/json", bytes.NewReader(body))
    if err != nil {
        fmt.Printf("%v\n", err)
        return
    }
    defer resp.Body.Close()
    fmt.Printf("Status: [%s]\n", resp.Status)
    fmt.Println()
    //var rb []byte
    reader := bufio.NewReader(resp.Body)
    var rb []byte

    for {

        line, err := reader.ReadBytes('\n')
        if err != nil {
            if err == io.EOF {
                break
            }
            fmt.Printf("Error reading streamed bytes %v", err)
        }
        rb = append(rb, line...)

        fmt.Println(rb)

    }
}

resp, err := http.Post("http://localhost:8281/tap", "application/json", bytes.NewReader(body))
if err != nil {
    fmt.Printf("%v\n", err)
    return
}
defer resp.Body.Close()
rb, err := io.ReadAll(resp.Body)
if err != nil {
    // handle error
}
var data SomeType
err = json.Unmarshal(rb, &data)
if err != nil {
     // handle error
}

resp, err := http.Post("http://localhost:8281/tap", "application/json", bytes.NewReader(body))
if err != nil {
    fmt.Printf("%v\n", err)
    return
}
defer resp.Body.Close()
var data SomeType
err := json.NewDecoder(resp.Body).Decode(&data)