mirror of
https://github.com/ManyakRus/crud_generator.git
synced 2024-12-22 00:36:41 +02:00
88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 Ian Coleman
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* Copyright (c) 2018 Ma_124, <github.com/Ma124>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, Subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or Substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package strcase
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import (
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"strings"
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)
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// Converts a string to CamelCase
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func toCamelInitCase(s string, initCase bool) string {
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s = strings.TrimSpace(s)
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if s == "" {
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return s
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}
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a, hasAcronym := uppercaseAcronym.Load(s)
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if hasAcronym {
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s = a.(string)
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}
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n := strings.Builder{}
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n.Grow(len(s))
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capNext := initCase
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prevIsCap := false
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for i, v := range []byte(s) {
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vIsCap := v >= 'A' && v <= 'Z'
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vIsLow := v >= 'a' && v <= 'z'
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if capNext {
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if vIsLow {
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v += 'A'
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v -= 'a'
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}
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} else if i == 0 {
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if vIsCap {
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v += 'a'
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v -= 'A'
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}
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} else if prevIsCap && vIsCap && !hasAcronym {
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v += 'a'
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v -= 'A'
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}
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prevIsCap = vIsCap
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if vIsCap || vIsLow {
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n.WriteByte(v)
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capNext = false
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} else if vIsNum := v >= '0' && v <= '9'; vIsNum {
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n.WriteByte(v)
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capNext = true
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} else {
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capNext = v == '_' || v == ' ' || v == '-' || v == '.'
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}
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}
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return n.String()
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}
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// ToCamel converts a string to CamelCase
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func ToCamel(s string) string {
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return toCamelInitCase(s, true)
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}
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// ToLowerCamel converts a string to lowerCamelCase
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func ToLowerCamel(s string) string {
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return toCamelInitCase(s, false)
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}
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