github.com/julesgoullee/go-ethereum@v1.9.7/rpc/inproc.go (about)

     1  // Copyright 2016 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package rpc
    18  
    19  import (
    20  	"context"
    21  	"net"
    22  )
    23  
    24  // DialInProc attaches an in-process connection to the given RPC server.
    25  func DialInProc(handler *Server) *Client {
    26  	initctx := context.Background()
    27  	c, _ := newClient(initctx, func(context.Context) (ServerCodec, error) {
    28  		p1, p2 := net.Pipe()
    29  		go handler.ServeCodec(NewJSONCodec(p1), OptionMethodInvocation|OptionSubscriptions)
    30  		return NewJSONCodec(p2), nil
    31  	})
    32  	return c
    33  }