strcase/camel.go
2020-08-17 08:35:29 +10:00

71 lines
2.1 KiB
Go

/*
* The MIT License (MIT)
*
* Copyright (c) 2015 Ian Coleman
* Copyright (c) 2018 Ma_124, <github.com/Ma124>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, Subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or Substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package strcase
import (
"strings"
)
// Converts a string to CamelCase
func toCamelInitCase(s string, initCase bool) string {
s = addWordBoundariesToNumbers(s)
n := ""
capNext := initCase
for _, v := range s {
if capNext && v >= 'a' && v <= 'z' {
v = int32(strings.ToUpper(string(v))[0])
}
if (v >= 'A' && v <= 'Z') ||
(v >= 'a' && v <= 'z') ||
(v >= '0' && v <= '9') {
n += string(v)
}
capNext = v == '_' || v == ' ' || v == '-' || v == '.'
}
return n
}
// ToCamel converts a string to CamelCase
func ToCamel(s string) string {
if uppercaseAcronym[s] {
s = strings.ToLower(s)
}
return toCamelInitCase(s, true)
}
// ToLowerCamel converts a string to lowerCamelCase
func ToLowerCamel(s string) string {
if s == "" {
return s
}
if uppercaseAcronym[s] {
s = strings.ToLower(s)
} else if r := s[0]; r >= 'A' && r <= 'Z' {
s = strings.ToLower(string(r)) + s[1:]
}
return toCamelInitCase(s, false)
}