| Total Lines | 24 | 
| Duplicated Lines | 0 % | 
| Changes | 0 | ||
| 1 | package client  | 
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| 2 | |||
| 3 | import (  | 
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| 4 | "errors"  | 
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| 5 | "net/http"  | 
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| 6 | )  | 
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| 7 | |||
| 8 | func decorateTransportWithUserAgentDecorator(decorated http.RoundTripper, userAgent string) (*userAgentTransportDecorator, error) { | 
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| 9 | 	if decorated == nil { | 
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| 10 | 		return nil, errors.New("decorated round tripper is nil") | 
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| 11 | }  | 
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| 12 | |||
| 13 | 	return &userAgentTransportDecorator{decorated: decorated, userAgent: userAgent}, nil | 
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| 14 | }  | 
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| 15 | |||
| 16 | type userAgentTransportDecorator struct { | 
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| 17 | decorated http.RoundTripper  | 
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| 18 | userAgent string  | 
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| 19 | }  | 
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| 20 | |||
| 21 | func (u *userAgentTransportDecorator) RoundTrip(r *http.Request) (*http.Response, error) { | 
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| 22 | 	r.Header.Set("User-Agent", u.userAgent) | 
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| 23 | |||
| 24 | return u.decorated.RoundTrip(r)  | 
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| 25 | }  | 
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| 26 |