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package jsonrpc2_test
import (
"context"
"encoding/json"
"fmt"
"net"
"os"
"github.com/sourcegraph/jsonrpc2"
)
// Send a JSON-RPC notification with its params member omitted.
func ExampleConn_Notify_paramsOmitted() {
ctx := context.Background()
connA, connB := net.Pipe()
defer connA.Close()
defer connB.Close()
rpcConn := jsonrpc2.NewConn(ctx, jsonrpc2.NewPlainObjectStream(connA), nil)
// Send the JSON-RPC notification.
go func() {
// Set params to nil.
if err := rpcConn.Notify(ctx, "foo", nil); err != nil {
fmt.Fprintln(os.Stderr, "notify:", err)
}
}()
// Read the raw JSON-RPC notification on connB.
//
// Reading the raw JSON-RPC request is for the purpose of this example only.
// Use a jsonrpc2.Handler to read parsed requests.
buf := make([]byte, 64)
n, err := connB.Read(buf)
if err != nil {
fmt.Fprintln(os.Stderr, "read:", err)
}
fmt.Printf("%s\n", buf[:n])
// Output: {"jsonrpc":"2.0","method":"foo"}
}
// Send a JSON-RPC notification with its params member set to null.
func ExampleConn_Notify_nullParams() {
ctx := context.Background()
connA, connB := net.Pipe()
defer connA.Close()
defer connB.Close()
rpcConn := jsonrpc2.NewConn(ctx, jsonrpc2.NewPlainObjectStream(connA), nil)
// Send the JSON-RPC notification.
go func() {
// Set params to the JSON null value.
params := json.RawMessage("null")
if err := rpcConn.Notify(ctx, "foo", params); err != nil {
fmt.Fprintln(os.Stderr, "notify:", err)
}
}()
// Read the raw JSON-RPC notification on connB.
//
// Reading the raw JSON-RPC request is for the purpose of this example only.
// Use a jsonrpc2.Handler to read parsed requests.
buf := make([]byte, 64)
n, err := connB.Read(buf)
if err != nil {
fmt.Fprintln(os.Stderr, "read:", err)
}
fmt.Printf("%s\n", buf[:n])
// Output: {"jsonrpc":"2.0","method":"foo","params":null}
}
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