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25 lines
585 B
Go
25 lines
585 B
Go
package middleware
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import (
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"net/http"
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)
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// Methods is a middleware to check that the request use the correct HTTP method
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func Methods(methods ...string) Middleware {
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return func(next http.Handler) http.Handler {
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allowedMethods := make(map[string]struct{}, len(methods))
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for _, s := range methods {
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allowedMethods[s] = struct{}{}
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}
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if _, ok := allowedMethods[r.Method]; ok {
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next.ServeHTTP(w, r)
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return
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}
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w.WriteHeader(405)
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w.Write([]byte("405 Method Not Allowed\n"))
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})
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}
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}
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