blob: 730fc0386c0c6444e09fb8d869a0d212b96b8056 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
package main
import (
"context"
"errors"
"net/http"
"github.com/neonxp/jsonrpc2"
)
func main() {
s := jsonrpc2.New()
s.Register("multiply", jsonrpc2.Wrap(Multiply))
s.Register("divide", jsonrpc2.Wrap(Divide))
http.ListenAndServe(":8000", s)
}
func Multiply(ctx context.Context, args *Args) (int, error) {
return args.A * args.B, nil
}
func Divide(ctx context.Context, args *Args) (*Quotient, error) {
if args.B == 0 {
return nil, errors.New("divide by zero")
}
quo := new(Quotient)
quo.Quo = args.A / args.B
quo.Rem = args.A % args.B
return quo, nil
}
type Args struct {
A int `json:"a"`
B int `json:"b"`
}
type Quotient struct {
Quo int `json:"quo"`
Rem int `json:"rem"`
}
|
