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41 lines
1.1 KiB
Go
41 lines
1.1 KiB
Go
/*
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*
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* Copyright 2018 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package grpcutil
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import (
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"errors"
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"strings"
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)
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// ParseMethod splits service and method from the input. It expects format
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// "/service/method".
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//
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func ParseMethod(methodName string) (service, method string, _ error) {
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if !strings.HasPrefix(methodName, "/") {
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return "", "", errors.New("invalid method name: should start with /")
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}
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methodName = methodName[1:]
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pos := strings.LastIndex(methodName, "/")
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if pos < 0 {
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return "", "", errors.New("invalid method name: suffix /method is missing")
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}
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return methodName[:pos], methodName[pos+1:], nil
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}
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