client/node_inspect.go
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 package client
 
 import (
 	"bytes"
 	"encoding/json"
 	"io/ioutil"
 
 	"github.com/docker/docker/api/types/swarm"
 	"golang.org/x/net/context"
 )
 
 // NodeInspectWithRaw returns the node information.
 func (cli *Client) NodeInspectWithRaw(ctx context.Context, nodeID string) (swarm.Node, []byte, error) {
 	serverResp, err := cli.get(ctx, "/nodes/"+nodeID, nil, nil)
 	if err != nil {
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 		return swarm.Node{}, nil, wrapResponseError(err, serverResp, "node", nodeID)
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 	}
 	defer ensureReaderClosed(serverResp)
 
 	body, err := ioutil.ReadAll(serverResp.body)
 	if err != nil {
 		return swarm.Node{}, nil, err
 	}
 
 	var response swarm.Node
 	rdr := bytes.NewReader(body)
 	err = json.NewDecoder(rdr).Decode(&response)
 	return response, body, err
 }