41 lines
950 B
Go
41 lines
950 B
Go
package liveshare
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import (
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"context"
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"fmt"
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"io"
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"github.com/opentracing/opentracing-go"
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"github.com/sourcegraph/jsonrpc2"
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)
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type rpcClient struct {
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*jsonrpc2.Conn
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conn io.ReadWriteCloser
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}
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func newRPCClient(conn io.ReadWriteCloser) *rpcClient {
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return &rpcClient{conn: conn}
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}
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func (r *rpcClient) connect(ctx context.Context) {
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stream := jsonrpc2.NewBufferedStream(r.conn, jsonrpc2.VSCodeObjectCodec{})
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r.Conn = jsonrpc2.NewConn(ctx, stream, nullHandler{})
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}
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func (r *rpcClient) do(ctx context.Context, method string, args, result interface{}) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, method)
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defer span.Finish()
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waiter, err := r.Conn.DispatchCall(ctx, method, args)
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if err != nil {
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return fmt.Errorf("error dispatching %q call: %w", method, err)
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}
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return waiter.Wait(ctx, result)
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}
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type nullHandler struct{}
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func (nullHandler) Handle(ctx context.Context, conn *jsonrpc2.Conn, req *jsonrpc2.Request) {
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}
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