github.com/Mirantis/virtlet@v1.5.2-0.20191204181327-1659b8a48e9b/pkg/utils/strings.go (about)

     1  /*
     2  Copyright 2017 Mirantis
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package utils
    18  
    19  import (
    20  	"fmt"
    21  	"strconv"
    22  	"strings"
    23  )
    24  
    25  // GetBoolFromString returns false if str is an empty string
    26  // or is equal to one of: "0", "f" or "false". Case doesnt't matter
    27  // anythging else is true
    28  func GetBoolFromString(str string) bool {
    29  	if str == "" {
    30  		return false
    31  	}
    32  	str = strings.ToLower(str)
    33  	b, err := strconv.ParseBool(str)
    34  	if err != nil {
    35  		b = true
    36  	}
    37  	return b
    38  }
    39  
    40  // Stringify returns string representation for provided value.
    41  func Stringify(value interface{}) string {
    42  	return fmt.Sprintf("%v", value)
    43  }