github.com/cloudwego/hertz@v0.9.3/pkg/common/utils/env.go (about)

     1  /*
     2   * Copyright 2024 CloudWeGo Authors
     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  	"os"
    21  	"strconv"
    22  	"strings"
    23  
    24  	"github.com/cloudwego/hertz/pkg/common/errors"
    25  )
    26  
    27  // Get bool from env
    28  func GetBoolFromEnv(key string) (bool, error) {
    29  	value, isExist := os.LookupEnv(key)
    30  	if !isExist {
    31  		return false, errors.NewPublic("env not exist")
    32  	}
    33  
    34  	value = strings.TrimSpace(value)
    35  	return strconv.ParseBool(value)
    36  }