github.com/blixtra/rkt@v0.8.1-0.20160204105720-ab0d1add1a43/tests/testutils/utils.go (about)

     1  // Copyright 2015 The rkt Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package testutils
    16  
    17  import (
    18  	"fmt"
    19  	"os"
    20  )
    21  
    22  func GetValueFromEnvOrPanic(envVar string) string {
    23  	path := os.Getenv(envVar)
    24  	if path == "" {
    25  		panic(fmt.Sprintf("Empty %v environment variable\n", envVar))
    26  	}
    27  	return path
    28  }