37 lines
838 B
Go
37 lines
838 B
Go
package http
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import (
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"fmt"
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"net/http"
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)
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// MutliHandler takes a map of http methods to handlers
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// and returns a handler which will run the the mapped hander
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// based on a request's method
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func MutliHandler(h map[string]http.Handler) (http.HandlerFunc, error) {
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m := map[string]bool{
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http.MethodGet: true,
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http.MethodHead: true,
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http.MethodPost: true,
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http.MethodPut: true,
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http.MethodPatch: true,
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http.MethodDelete: true,
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http.MethodConnect: true,
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http.MethodOptions: true,
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http.MethodTrace: true,
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}
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for verb := range h {
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if _, ok := m[verb]; !ok {
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return nil, fmt.Errorf("invalid HTTP method: %s", verb)
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}
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}
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return func(w http.ResponseWriter, r *http.Request) {
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if hdlr, ok := h[r.Method]; ok {
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hdlr.ServeHTTP(w, r)
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} else {
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NotFoundHandler.ServeHTTP(w, r)
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}
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}, nil
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}
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