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Zero-width character detection and removal for Go
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.travis.yml Test with Go 1.11 Dec 14, 2018
LICENSE
README.md Add supported characters section Dec 15, 2018
go.mod Update go.mod Apr 7, 2019
zerowidth.go Update comments Nov 25, 2018
zerowidth_test.go Improve test for HasZeroWidthCharacters() Dec 16, 2018

README.md

go-zero-width Mentioned in Awesome Go Golang Weekly #241 Build Status GoDoc Go Report Card

Zero-width character detection and removal for Go. Inspired by this Medium article.

Installation

go get github.com/trubitsyn/go-zero-width

Usage

package main

import (
	"github.com/trubitsyn/go-zero-width"
	"fmt"
)

func main() {
	login := "abc​def"					// zero-width space between "c" and "d"
	clean := zerowidth.RemoveZeroWidthCharacters(login)	// a  b  c           d  e  f
	fmt.Printf("% x\n", login)				// 61 62 63 e2 80 8b 64 65 66
	fmt.Printf("% x\n", clean)				// 61 62 63          64 65 66
}

Supported characters

  • Zero-width space (U+200B)
  • Zero-width no-break space (U+FEFF)
  • Zero-width joiner (U+200D)
  • Zero-width non-joiner (U+200C)

Testing

go get -t github.com/trubitsyn/go-zero-width
go test github.com/trubitsyn/go-zero-width

LICENSE

Copyright 2018 Nikola Trubitsyn

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
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