github.com/XiaoMi/Gaea@v1.2.5/util/padding.go (about)

     1  /*
     2  The MIT License (MIT)
     3  
     4  Copyright (c) 2014 Coda Hale
     5  
     6  Permission is hereby granted, free of charge, to any person obtaining a copy
     7  of this software and associated documentation files (the "Software"), to deal
     8  in the Software without restriction, including without limitation the rights
     9  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    10  copies of the Software, and to permit persons to whom the Software is
    11  furnished to do so, subject to the following conditions:
    12  
    13  The above copyright notice and this permission notice shall be included in
    14  all copies or substantial portions of the Software.
    15  
    16  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    17  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    18  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    19  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    20  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    21  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    22  THE SOFTWARE.
    23  */
    24  
    25  package util
    26  
    27  func times(str string, n int) (out string) {
    28  	for i := 0; i < n; i++ {
    29  		out += str
    30  	}
    31  	return
    32  }
    33  
    34  // Left left-pads the string with pad up to len runes
    35  // len may be exceeded if
    36  func Left(str string, length int, pad string) string {
    37  	return times(pad, length-len(str)) + str
    38  }
    39  
    40  // Right right-pads the string with pad up to len runes
    41  func Right(str string, length int, pad string) string {
    42  	return str + times(pad, length-len(str))
    43  }