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Winni Neessen
54ab50a517
The change includes adding SPDX headings to both 'grouping.go' and 'grouping_test.go' files. These headings not only display the copyright text but also provide the necessary license information, ensuring an understanding of the legal usage of these source code files.
27 lines
839 B
Go
27 lines
839 B
Go
// SPDX-FileCopyrightText: 2021-2024 Winni Neessen <wn@neessen.dev>
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//
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// SPDX-License-Identifier: MIT
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package apg
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import "unicode"
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// GroupCharsForMobile takes a given string of characters and groups them in a mobile-friendly
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// manner. The grouping is based on the following precedense: uppercase, lowercase, numbers
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// and special characters. The grouped string is then returned.
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func GroupCharsForMobile(chars string) string {
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var uppers, lowers, numbers, others []rune
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for _, char := range chars {
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switch {
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case unicode.IsUpper(char):
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uppers = append(uppers, char)
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case unicode.IsLower(char):
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lowers = append(lowers, char)
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case unicode.IsNumber(char):
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numbers = append(numbers, char)
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default:
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others = append(others, char)
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}
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}
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return string(uppers) + string(lowers) + string(numbers) + string(others)
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}
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