github.com/TeaOSLab/EdgeNode@v1.3.8/internal/utils/string.go (about)

     1  package utils
     2  
     3  import (
     4  	"sort"
     5  	"strings"
     6  	"unsafe"
     7  )
     8  
     9  // UnsafeBytesToString convert bytes to string
    10  func UnsafeBytesToString(bs []byte) string {
    11  	return *(*string)(unsafe.Pointer(&bs))
    12  }
    13  
    14  // UnsafeStringToBytes convert string to bytes
    15  func UnsafeStringToBytes(s string) []byte {
    16  	return *(*[]byte)(unsafe.Pointer(&s))
    17  }
    18  
    19  // FormatAddress format address
    20  func FormatAddress(addr string) string {
    21  	if strings.HasSuffix(addr, "unix:") {
    22  		return addr
    23  	}
    24  	addr = strings.Replace(addr, " ", "", -1)
    25  	addr = strings.Replace(addr, "\t", "", -1)
    26  	addr = strings.Replace(addr, "：", ":", -1)
    27  	addr = strings.TrimSpace(addr)
    28  	return addr
    29  }
    30  
    31  // FormatAddressList format address list
    32  func FormatAddressList(addrList []string) []string {
    33  	result := []string{}
    34  	for _, addr := range addrList {
    35  		result = append(result, FormatAddress(addr))
    36  	}
    37  	return result
    38  }
    39  
    40  // ToValidUTF8string 去除字符串中的非UTF-8字符
    41  func ToValidUTF8string(v string) string {
    42  	return strings.ToValidUTF8(v, "")
    43  }
    44  
    45  // EqualStrings 检查两个字符串slice内容是否一致
    46  func EqualStrings(s1 []string, s2 []string) bool {
    47  	if len(s1) != len(s2) {
    48  		return false
    49  	}
    50  	sort.Strings(s1)
    51  	sort.Strings(s2)
    52  	for index, v1 := range s1 {
    53  		if v1 != s2[index] {
    54  			return false
    55  		}
    56  	}
    57  	return true
    58  }
    59  
    60  // CutPrefix returns s without the provided leading prefix string
    61  // and reports whether it found the prefix.
    62  // If s doesn't start with prefix, CutPrefix returns s, false.
    63  // If prefix is the empty string, CutPrefix returns s, true.
    64  //
    65  // copy from go source
    66  func CutPrefix(s, prefix string) (after string, found bool) {
    67  	if !strings.HasPrefix(s, prefix) {
    68  		return s, false
    69  	}
    70  	return s[len(prefix):], true
    71  }