21 lines
426 B
Go
21 lines
426 B
Go
// Copyright 2015 The Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package linkify
|
|
|
|
func digit(b byte) bool {
|
|
return b >= '0' && b <= '9'
|
|
}
|
|
|
|
func hexDigit(b byte) bool {
|
|
return digit(b) || b >= 'a' && b <= 'f' || b >= 'A' && b <= 'F'
|
|
}
|
|
|
|
func byteToLower(b byte) byte {
|
|
if b >= 'A' && b <= 'Z' {
|
|
return b - 'A' + 'a'
|
|
}
|
|
return b
|
|
}
|