Effective Go Recipes

Recipe 25

Using Unicode Normalization for Comparison

Task

Your QA opens the following issues for you:

In some cases, the search for cities returns lower-than-expected results. I can’t exactly pin the issues, but it happens when non-English letters are involved.

You head over to the QA office and ask them to show you a failing example. After a search in their browser history—no funny stuff there—you come up with the following failing test:

text/tours/norm/tours_book.go

db := []*Tour{
    {"Gdańsk", "Polish Food", date(2021, 1, 1)},
    {"Kraków", "Pub to Pub", date(2021, 1, 2)},
}
tours := findTours(db, "Kraków")
fmt.Printf("number of tours found: %d\n", len(tours))

PDF and Unicode
	Due to Unicode issues in the PDF, the file shown ...