commands/interceptor/interceptor.go

// Licensed to Apache Software Foundation (ASF) under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Apache Software Foundation (ASF) licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package interceptor

import (
	"github.com/urfave/cli"
)

// BeforeChain is a convenient function to chain up multiple cli.BeforeFunc
func BeforeChain(beforeFunctions []cli.BeforeFunc) cli.BeforeFunc {
	return func(ctx *cli.Context) error {
		for _, beforeFunc := range beforeFunctions {
			if err := beforeFunc(ctx); err != nil {
				return err
			}
		}
		return nil
	}
}