Golang NewRegexpTokenizer Examples

Example #1

File: whitespace_tokenizer_test.go Project: mitra-varuna/bleve

func BenchmarkTokenizeEnglishText(b *testing.B) {

	tokenizer := regexp_tokenizer.NewRegexpTokenizer(whitespaceTokenizerRegexp)
	b.ResetTimer()

	for i := 0; i < b.N; i++ {
		tokenizer.Tokenize(sampleLargeInput)
	}

}

Example #2

File: whitespace_tokenizer_test.go Project: cgiogkarakis/bleve

func TestBoundary(t *testing.T) {

	tests := []struct {
		input  []byte
		output analysis.TokenStream
	}{
		{
			[]byte("Hello World."),
			analysis.TokenStream{
				{
					Start:    0,
					End:      5,
					Term:     []byte("Hello"),
					Position: 1,
					Type:     analysis.AlphaNumeric,
				},
				{
					Start:    6,
					End:      11,
					Term:     []byte("World"),
					Position: 2,
					Type:     analysis.AlphaNumeric,
				},
			},
		},
		{
			[]byte("こんにちは世界"),
			analysis.TokenStream{
				{
					Start:    0,
					End:      3,
					Term:     []byte("こ"),
					Position: 1,
					Type:     analysis.Ideographic,
				},
				{
					Start:    3,
					End:      6,
					Term:     []byte("ん"),
					Position: 2,
					Type:     analysis.Ideographic,
				},
				{
					Start:    6,
					End:      9,
					Term:     []byte("に"),
					Position: 3,
					Type:     analysis.Ideographic,
				},
				{
					Start:    9,
					End:      12,
					Term:     []byte("ち"),
					Position: 4,
					Type:     analysis.Ideographic,
				},
				{
					Start:    12,
					End:      15,
					Term:     []byte("は"),
					Position: 5,
					Type:     analysis.Ideographic,
				},
				{
					Start:    15,
					End:      18,
					Term:     []byte("世"),
					Position: 6,
					Type:     analysis.Ideographic,
				},
				{
					Start:    18,
					End:      21,
					Term:     []byte("界"),
					Position: 7,
					Type:     analysis.Ideographic,
				},
			},
		},
		{
			[]byte(""),
			analysis.TokenStream{},
		},
		{
			[]byte("abc界"),
			analysis.TokenStream{
				{
					Start:    0,
					End:      3,
					Term:     []byte("abc"),
					Position: 1,
					Type:     analysis.AlphaNumeric,
				},
				{
					Start:    3,
					End:      6,
					Term:     []byte("界"),
					Position: 2,
					Type:     analysis.Ideographic,
				},
			},
		},
	}

	for _, test := range tests {
		tokenizer := regexp_tokenizer.NewRegexpTokenizer(whitespaceTokenizerRegexp)
		actual := tokenizer.Tokenize(test.input)

		if !reflect.DeepEqual(actual, test.output) {
			t.Errorf("Expected %v, got %v for %s", test.output, actual, string(test.input))
		}
	}
}

Example #3

File: upside_down_test.go Project: nourish/bleve

	"sync"
	"testing"
	"time"

	"github.com/blevesearch/bleve/analysis"
	"github.com/blevesearch/bleve/analysis/analyzers/standard_analyzer"
	"github.com/blevesearch/bleve/analysis/tokenizers/regexp_tokenizer"
	"github.com/blevesearch/bleve/document"
	"github.com/blevesearch/bleve/index"
	"github.com/blevesearch/bleve/index/store/boltdb"
	"github.com/blevesearch/bleve/index/store/null"
	"github.com/blevesearch/bleve/registry"
)

var testAnalyzer = &analysis.Analyzer{
	Tokenizer: regexp_tokenizer.NewRegexpTokenizer(regexp.MustCompile(`\w+`)),
}

func TestIndexOpenReopen(t *testing.T) {
	defer func() {
		err := DestroyTest()
		if err != nil {
			t.Fatal(err)
		}
	}()

	analysisQueue := index.NewAnalysisQueue(1)
	idx, err := NewUpsideDownCouch(boltdb.Name, boltTestConfig, analysisQueue)
	if err != nil {
		t.Fatal(err)
	}

Example #4

File: whitespace_tokenizer.go Project: mitra-varuna/bleve

func TokenizerConstructor(config map[string]interface{}, cache *registry.Cache) (analysis.Tokenizer, error) {
	return regexp_tokenizer.NewRegexpTokenizer(whitespaceTokenizerRegexp), nil
}