Esempio n. 1
0
func getTokenFilters(tokenFilterNames []string, cache *registry.Cache) ([]analysis.TokenFilter, error) {
	tokenFilters := make([]analysis.TokenFilter, len(tokenFilterNames))
	for i, tokenFilterName := range tokenFilterNames {
		tokenFilter, err := cache.TokenFilterNamed(tokenFilterName)
		if err != nil {
			return nil, err
		}
		tokenFilters[i] = tokenFilter
	}

	return tokenFilters, nil
}
Esempio n. 2
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func AnalyzerConstructor(config map[string]interface{}, cache *registry.Cache) (*analysis.Analyzer, error) {
	tokenizer, err := cache.TokenizerNamed(unicode.Name)
	if err != nil {
		return nil, err
	}
	possEnFilter, err := cache.TokenFilterNamed(PossessiveName)
	if err != nil {
		return nil, err
	}
	toLowerFilter, err := cache.TokenFilterNamed(lower_case_filter.Name)
	if err != nil {
		return nil, err
	}
	stopEnFilter, err := cache.TokenFilterNamed(StopName)
	if err != nil {
		return nil, err
	}
	stemmerEnFilter, err := cache.TokenFilterNamed(porter.Name)
	if err != nil {
		return nil, err
	}
	rv := analysis.Analyzer{
		Tokenizer: tokenizer,
		TokenFilters: []analysis.TokenFilter{
			possEnFilter,
			toLowerFilter,
			stopEnFilter,
			stemmerEnFilter,
		},
	}
	return &rv, nil
}
Esempio n. 3
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func AnalyzerConstructor(config map[string]interface{}, cache *registry.Cache) (*analysis.Analyzer, error) {
	tokenizer, err := cache.TokenizerNamed(unicode.Name)
	if err != nil {
		return nil, err
	}
	elisionFilter, err := cache.TokenFilterNamed(ElisionName)
	if err != nil {
		return nil, err
	}
	toLowerFilter, err := cache.TokenFilterNamed(lower_case_filter.Name)
	if err != nil {
		return nil, err
	}
	stopItFilter, err := cache.TokenFilterNamed(StopName)
	if err != nil {
		return nil, err
	}
	stemmerItFilter, err := cache.TokenFilterNamed(LightStemmerName)
	if err != nil {
		return nil, err
	}
	rv := analysis.Analyzer{
		Tokenizer: tokenizer,
		TokenFilters: []analysis.TokenFilter{
			toLowerFilter,
			elisionFilter,
			stopItFilter,
			stemmerItFilter,
		},
	}
	return &rv, nil
}
Esempio n. 4
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func AnalyzerConstructor(config map[string]interface{}, cache *registry.Cache) (*analysis.Analyzer, error) {
	unicodeTokenizer, err := cache.TokenizerNamed(unicode.Name)
	if err != nil {
		return nil, err
	}
	normCkbFilter, err := cache.TokenFilterNamed(NormalizeName)
	if err != nil {
		return nil, err
	}
	toLowerFilter, err := cache.TokenFilterNamed(lower_case_filter.Name)
	if err != nil {
		return nil, err
	}
	stopCkbFilter, err := cache.TokenFilterNamed(StopName)
	if err != nil {
		return nil, err
	}
	stemmerCkbFilter, err := cache.TokenFilterNamed(StemmerName)
	if err != nil {
		return nil, err
	}
	rv := analysis.Analyzer{
		Tokenizer: unicodeTokenizer,
		TokenFilters: []analysis.TokenFilter{
			normCkbFilter,
			toLowerFilter,
			stopCkbFilter,
			stemmerCkbFilter,
		},
	}
	return &rv, nil
}
Esempio n. 5
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func AnalyzerConstructor(config map[string]interface{}, cache *registry.Cache) (*analysis.Analyzer, error) {
	tokenizer, err := cache.TokenizerNamed(unicode.Name)
	if err != nil {
		return nil, err
	}
	toLowerFilter, err := cache.TokenFilterNamed(lower_case_filter.Name)
	if err != nil {
		return nil, err
	}
	normalizeFilter := unicode_normalize.MustNewUnicodeNormalizeFilter(unicode_normalize.NFKC)
	stopArFilter, err := cache.TokenFilterNamed(StopName)
	if err != nil {
		return nil, err
	}
	normalizeArFilter, err := cache.TokenFilterNamed(NormalizeName)
	if err != nil {
		return nil, err
	}
	stemmerArFilter, err := cache.TokenFilterNamed(StemmerName)
	if err != nil {
		return nil, err
	}
	rv := analysis.Analyzer{
		Tokenizer: tokenizer,
		TokenFilters: []analysis.TokenFilter{
			toLowerFilter,
			normalizeFilter,
			stopArFilter,
			normalizeArFilter,
			stemmerArFilter,
		},
	}
	return &rv, nil
}
Esempio n. 6
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func AnalyzerConstructor(config map[string]interface{}, cache *registry.Cache) (*analysis.Analyzer, error) {
	tokenizer, err := cache.TokenizerNamed(webt.Name)
	if err != nil {
		return nil, err
	}
	toLowerFilter, err := cache.TokenFilterNamed(lower_case_filter.Name)
	if err != nil {
		return nil, err
	}
	stopEnFilter, err := cache.TokenFilterNamed(en.StopName)
	if err != nil {
		return nil, err
	}
	rv := analysis.Analyzer{
		Tokenizer: tokenizer,
		TokenFilters: []analysis.TokenFilter{
			toLowerFilter,
			stopEnFilter,
		},
	}
	return &rv, nil
}
Esempio n. 7
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func AnalyzerConstructor(config map[string]interface{}, cache *registry.Cache) (*analysis.Analyzer, error) {
	whitespaceTokenizer, err := cache.TokenizerNamed(whitespace_tokenizer.Name)
	if err != nil {
		return nil, err
	}
	normalizeFilter := unicode_normalize.MustNewUnicodeNormalizeFilter(unicode_normalize.NFKD)
	toLowerFilter, err := cache.TokenFilterNamed(lower_case_filter.Name)
	if err != nil {
		return nil, err
	}
	bigramFilter, err := cache.TokenFilterNamed(BigramName)
	if err != nil {
		return nil, err
	}
	rv := analysis.Analyzer{
		Tokenizer: whitespaceTokenizer,
		TokenFilters: []analysis.TokenFilter{
			normalizeFilter,
			toLowerFilter,
			bigramFilter,
		},
	}
	return &rv, nil
}
Esempio n. 8
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func AnalyzerConstructor(config map[string]interface{}, cache *registry.Cache) (*analysis.Analyzer, error) {
	zFilter, err := cache.CharFilterNamed(zero_width_non_joiner.Name)
	if err != nil {
		return nil, err
	}
	unicodeTokenizer, err := cache.TokenizerNamed(unicode.Name)
	if err != nil {
		return nil, err
	}
	normArFilter, err := cache.TokenFilterNamed(ar.NormalizeName)
	if err != nil {
		return nil, err
	}
	normFaFilter, err := cache.TokenFilterNamed(NormalizeName)
	if err != nil {
		return nil, err
	}
	toLowerFilter, err := cache.TokenFilterNamed(lower_case_filter.Name)
	if err != nil {
		return nil, err
	}
	stopFaFilter, err := cache.TokenFilterNamed(StopName)
	if err != nil {
		return nil, err
	}
	rv := analysis.Analyzer{
		CharFilters: []analysis.CharFilter{
			zFilter,
		},
		Tokenizer: unicodeTokenizer,
		TokenFilters: []analysis.TokenFilter{
			toLowerFilter,
			normArFilter,
			normFaFilter,
			stopFaFilter,
		},
	}
	return &rv, nil
}