grokify/mogo

package unicodeutil

import (
    "fmt"
    "strconv"
    "strings"
)

// Unescape wraps the `strconv.Unquote()` function to provide a method of converting
// \u escaped unicode literals.
func Unescape(s string) (string, error) {
    if !strings.Contains(s, QuotationMark) {
        return strconv.Unquote(QuotationMark + s + QuotationMark)
    } else if !strings.Contains(s, Apostrophe) {
        return strconv.Unquote(Apostrophe + s + Apostrophe)
    } else {
        return s, fmt.Errorf("cannot unescape string (%s)", s)
    }
}