Golang implementation Porter Stemming for Russian language.

go get github.com/liderman/rustemmer

Getting base word:

    wordBase := rustemmer.GetWordBase("вазы")
    // wordBase = "ваз"

Normalization of the text:

    text := "г. Москва, ул. Полярная, д. 31А, стр. 1"
    fmt.Print(
        rustemmer.NormalizeText(text),
    )
    // Displays:
    // г Москв ул Полярн д 31А стр 1

• Need at least go1.2 or newer.

You can read package documentation here.

Unit-tests:

go test -v

Benchmarks:

go test -test.bench .

The test result on computer mac-mini 2012 (Intel Core i5):

PASS
BenchmarkNormalizeText-4            5000            304275 ns/op
BenchmarkGetWordBase-4              2000           1176104 ns/op
ok      /src/github.com/liderman/rustemmer      4.043s