middleware.*tracingHandler.ServeHTTP - Code Metrics - muonsoft/openapi-mock - Measure and Improve Code Quality continuously with Scrutinizer

middleware.*tracingHandler.ServeHTTP A
last analyzed 2023-03-11 09:18 UTC

↳ Parent: internal/server/middleware/TracingHandler.go

Complexity

Conditions

Size

Total Lines	11
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	2

Importance

Changes

Metric	Value
cc	2
eloc	7
nop	2
dl	0
loc	11
ccs	6
cts	6
cp	1
crap	2
rs	10
c	0
b	0
f	0

package middleware

import (
	"context"
	"net/http"

	"github.com/gofrs/uuid"
)

type key int

const (
	requestIDKey key = iota
)

type tracingHandler struct {
	nextHandler http.Handler
}

func TracingHandler(nextHandler http.Handler) http.Handler {
	return &tracingHandler{nextHandler}
}

func (handler *tracingHandler) ServeHTTP(responseWriter http.ResponseWriter, request *http.Request) {
	requestID := request.Header.Get("X-Request-Id")

	if requestID == "" {
		requestID = uuid.Must(uuid.NewV4()).String()
	}

	ctx := context.WithValue(request.Context(), requestIDKey, requestID)
	responseWriter.Header().Set("X-Request-Id", requestID)

	handler.nextHandler.ServeHTTP(responseWriter, request.WithContext(ctx))
}

func RequestIDFromContext(ctx context.Context) string {
	id, exists := ctx.Value(requestIDKey).(string)

	if !exists {
		id = uuid.Nil.String()
	}

	return id
}


1		package middleware
2
3		import (
4		"context"
5		"net/http"
6
7		"github.com/gofrs/uuid"
8		)
9
10		type key int
11
12		const (
13		requestIDKey key = iota
14		)
15
16		type tracingHandler struct {
17		nextHandler http.Handler
18		}
19
20		func TracingHandler(nextHandler http.Handler) http.Handler {
21	1	return &tracingHandler{nextHandler}
22		}
23
24		func (handler tracingHandler) ServeHTTP(responseWriter http.ResponseWriter, request http.Request) {
25	1	requestID := request.Header.Get("X-Request-Id")
26
27	1	if requestID == "" {
28	1	requestID = uuid.Must(uuid.NewV4()).String()
29		}
30
31	1	ctx := context.WithValue(request.Context(), requestIDKey, requestID)
32	1	responseWriter.Header().Set("X-Request-Id", requestID)
33
34	1	handler.nextHandler.ServeHTTP(responseWriter, request.WithContext(ctx))
35		}
36
37		func RequestIDFromContext(ctx context.Context) string {
38	1	id, exists := ctx.Value(requestIDKey).(string)
39
40	1	if !exists {
41		id = uuid.Nil.String()
42		}
43
44	1	return id
45		}
46

muonsoft / openapi-mock

middleware.*tracingHandler.ServeHTTP A last analyzed 2023-03-11 09:18 UTC

Complexity

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Code Coverage

Importance

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middleware.*tracingHandler.ServeHTTP A
last analyzed 2023-03-11 09:18 UTC