parent
ef35ea1985
commit
e21b7f4436
124
analysis/token_filters/sorani_normalize/sorani_normalize.go
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124
analysis/token_filters/sorani_normalize/sorani_normalize.go
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@ -0,0 +1,124 @@
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// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package sorani_normalize
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import (
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"bytes"
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"unicode"
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"unicode/utf8"
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"github.com/couchbaselabs/bleve/analysis"
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)
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const (
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YEH = '\u064A'
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DOTLESS_YEH = '\u0649'
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FARSI_YEH = '\u06CC'
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KAF = '\u0643'
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KEHEH = '\u06A9'
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HEH = '\u0647'
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AE = '\u06D5'
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ZWNJ = '\u200C'
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HEH_DOACHASHMEE = '\u06BE'
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TEH_MARBUTA = '\u0629'
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REH = '\u0631'
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RREH = '\u0695'
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RREH_ABOVE = '\u0692'
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TATWEEL = '\u0640'
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FATHATAN = '\u064B'
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DAMMATAN = '\u064C'
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KASRATAN = '\u064D'
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FATHA = '\u064E'
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DAMMA = '\u064F'
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KASRA = '\u0650'
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SHADDA = '\u0651'
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SUKUN = '\u0652'
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)
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type SoraniNormalizeFilter struct {
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}
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func NewSoraniNormalizeFilter() *SoraniNormalizeFilter {
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return &SoraniNormalizeFilter{}
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}
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func (s *SoraniNormalizeFilter) Filter(input analysis.TokenStream) analysis.TokenStream {
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rv := make(analysis.TokenStream, 0)
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for _, token := range input {
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term := normalize(token.Term)
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token.Term = term
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rv = append(rv, token)
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}
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return rv
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}
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func normalize(input []byte) []byte {
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runes := bytes.Runes(input)
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for i := 0; i < len(runes); i++ {
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switch runes[i] {
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case YEH, DOTLESS_YEH:
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runes[i] = FARSI_YEH
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case KAF:
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runes[i] = KEHEH
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case ZWNJ:
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if i > 0 && runes[i-1] == HEH {
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runes[i-1] = AE
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}
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runes = deleteRune(runes, i)
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i--
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case HEH:
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if i == len(runes)-1 {
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runes[i] = AE
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}
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case TEH_MARBUTA:
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runes[i] = AE
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case HEH_DOACHASHMEE:
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runes[i] = HEH
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case REH:
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if i == 0 {
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runes[i] = RREH
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}
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case RREH_ABOVE:
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runes[i] = RREH
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case TATWEEL, KASRATAN, DAMMATAN, FATHATAN, FATHA, DAMMA, KASRA, SHADDA, SUKUN:
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runes = deleteRune(runes, i)
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i--
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default:
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if unicode.In(runes[i], unicode.Cf) {
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runes = deleteRune(runes, i)
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i--
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}
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}
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}
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return buildTermFromRunes(runes)
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}
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func deleteRune(in []rune, pos int) []rune {
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if pos >= len(in) {
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return in
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}
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copy(in[pos:], in[pos+1:])
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return in[:len(in)-1]
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}
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func buildTermFromRunes(runes []rune) []byte {
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rv := make([]byte, 0, len(runes)*4)
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for _, r := range runes {
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runeBytes := make([]byte, utf8.RuneLen(r))
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utf8.EncodeRune(runeBytes, r)
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rv = append(rv, runeBytes...)
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}
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return rv
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}
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338
analysis/token_filters/sorani_normalize/sorani_normalize_test.go
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338
analysis/token_filters/sorani_normalize/sorani_normalize_test.go
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// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package sorani_normalize
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import (
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"reflect"
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"testing"
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"github.com/couchbaselabs/bleve/analysis"
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)
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func TestDeleteRune(t *testing.T) {
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tests := []struct {
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in []rune
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delPos int
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out []rune
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}{
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{
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in: []rune{'a', 'b', 'c'},
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delPos: 1,
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out: []rune{'a', 'c'},
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},
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}
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for _, test := range tests {
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actual := deleteRune(test.in, test.delPos)
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if !reflect.DeepEqual(actual, test.out) {
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t.Errorf("expected %#v, got %#v", test.out, actual)
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}
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}
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}
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func TestSoraniStemmerFilter(t *testing.T) {
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tests := []struct {
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input analysis.TokenStream
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output analysis.TokenStream
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}{
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// test Y
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u064A"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06CC"),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0649"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06CC"),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06CC"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06CC"),
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},
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},
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},
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// test K
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0643"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06A9"),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06A9"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06A9"),
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},
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},
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},
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// test H
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0647\u200C"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06D5"),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0647\u200C\u06A9"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06D5\u06A9"),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06BE"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0647"),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0629"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u06D5"),
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},
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},
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},
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// test final H
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0647\u0647\u0647"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0647\u0647\u06D5"),
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},
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},
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},
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// test RR
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0692"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0695"),
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},
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},
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},
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// test initial RR
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0631\u0631\u0631"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0695\u0631\u0631"),
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},
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},
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},
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// test remove
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0640"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u064B"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u064C"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u064D"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u064E"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u064F"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0650"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0651"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u0652"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("\u200C"),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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// empty
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{
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte(""),
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},
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},
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},
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}
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soraniNormalizeFilter := NewSoraniNormalizeFilter()
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for _, test := range tests {
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actual := soraniNormalizeFilter.Filter(test.input)
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if !reflect.DeepEqual(actual, test.output) {
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t.Errorf("expected %#v, got %#v", test.output, actual)
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t.Errorf("expected % x, got % x", test.output[0].Term, actual[0].Term)
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}
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}
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}
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@ -0,0 +1,135 @@
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// Copyright (c) 2014 Couchbase, Inc.
|
||||
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
|
||||
// except in compliance with the License. You may obtain a copy of the License at
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
// Unless required by applicable law or agreed to in writing, software distributed under the
|
||||
// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
|
||||
// either express or implied. See the License for the specific language governing permissions
|
||||
// and limitations under the License.
|
||||
package sorani_stemmer_filter
|
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|
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import (
|
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"bytes"
|
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"unicode/utf8"
|
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|
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"github.com/couchbaselabs/bleve/analysis"
|
||||
)
|
||||
|
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type SoraniStemmerFilter struct {
|
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}
|
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|
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func NewSoraniStemmerFilter() *SoraniStemmerFilter {
|
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return &SoraniStemmerFilter{}
|
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}
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|
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func (s *SoraniStemmerFilter) Filter(input analysis.TokenStream) analysis.TokenStream {
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rv := make(analysis.TokenStream, 0)
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for _, token := range input {
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// if not protected keyword, stem it
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if !token.KeyWord {
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stemmed := stem(token.Term)
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token.Term = stemmed
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}
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rv = append(rv, token)
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}
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|
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return rv
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}
|
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|
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func stem(input []byte) []byte {
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inputLen := utf8.RuneCount(input)
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|
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// postposition
|
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if inputLen > 5 && bytes.HasSuffix(input, []byte("دا")) {
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input = truncateRunes(input, 2)
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inputLen = utf8.RuneCount(input)
|
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} else if inputLen > 4 && bytes.HasSuffix(input, []byte("نا")) {
|
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input = truncateRunes(input, 1)
|
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inputLen = utf8.RuneCount(input)
|
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} else if inputLen > 6 && bytes.HasSuffix(input, []byte("ەوە")) {
|
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input = truncateRunes(input, 3)
|
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inputLen = utf8.RuneCount(input)
|
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}
|
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|
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// possessive pronoun
|
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if inputLen > 6 &&
|
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(bytes.HasSuffix(input, []byte("مان")) ||
|
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bytes.HasSuffix(input, []byte("یان")) ||
|
||||
bytes.HasSuffix(input, []byte("تان"))) {
|
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input = truncateRunes(input, 3)
|
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inputLen = utf8.RuneCount(input)
|
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}
|
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|
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// indefinite singular ezafe
|
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if inputLen > 6 && bytes.HasSuffix(input, []byte("ێکی")) {
|
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return truncateRunes(input, 3)
|
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} else if inputLen > 7 && bytes.HasSuffix(input, []byte("یەکی")) {
|
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return truncateRunes(input, 4)
|
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}
|
||||
|
||||
if inputLen > 5 && bytes.HasSuffix(input, []byte("ێک")) {
|
||||
// indefinite singular
|
||||
return truncateRunes(input, 2)
|
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} else if inputLen > 6 && bytes.HasSuffix(input, []byte("یەک")) {
|
||||
// indefinite singular
|
||||
return truncateRunes(input, 3)
|
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} else if inputLen > 6 && bytes.HasSuffix(input, []byte("ەکە")) {
|
||||
// definite singular
|
||||
return truncateRunes(input, 3)
|
||||
} else if inputLen > 5 && bytes.HasSuffix(input, []byte("کە")) {
|
||||
// definite singular
|
||||
return truncateRunes(input, 2)
|
||||
} else if inputLen > 7 && bytes.HasSuffix(input, []byte("ەکان")) {
|
||||
// definite plural
|
||||
return truncateRunes(input, 4)
|
||||
} else if inputLen > 6 && bytes.HasSuffix(input, []byte("کان")) {
|
||||
// definite plural
|
||||
return truncateRunes(input, 3)
|
||||
} else if inputLen > 7 && bytes.HasSuffix(input, []byte("یانی")) {
|
||||
// indefinite plural ezafe
|
||||
return truncateRunes(input, 4)
|
||||
} else if inputLen > 6 && bytes.HasSuffix(input, []byte("انی")) {
|
||||
// indefinite plural ezafe
|
||||
return truncateRunes(input, 3)
|
||||
} else if inputLen > 6 && bytes.HasSuffix(input, []byte("یان")) {
|
||||
// indefinite plural
|
||||
return truncateRunes(input, 3)
|
||||
} else if inputLen > 5 && bytes.HasSuffix(input, []byte("ان")) {
|
||||
// indefinite plural
|
||||
return truncateRunes(input, 2)
|
||||
} else if inputLen > 7 && bytes.HasSuffix(input, []byte("یانە")) {
|
||||
// demonstrative plural
|
||||
return truncateRunes(input, 4)
|
||||
} else if inputLen > 6 && bytes.HasSuffix(input, []byte("انە")) {
|
||||
// demonstrative plural
|
||||
return truncateRunes(input, 3)
|
||||
} else if inputLen > 5 && (bytes.HasSuffix(input, []byte("ایە")) || bytes.HasSuffix(input, []byte("ەیە"))) {
|
||||
// demonstrative singular
|
||||
return truncateRunes(input, 2)
|
||||
} else if inputLen > 4 && bytes.HasSuffix(input, []byte("ە")) {
|
||||
// demonstrative singular
|
||||
return truncateRunes(input, 1)
|
||||
} else if inputLen > 4 && bytes.HasSuffix(input, []byte("ی")) {
|
||||
// absolute singular ezafe
|
||||
return truncateRunes(input, 1)
|
||||
}
|
||||
return input
|
||||
}
|
||||
|
||||
func truncateRunes(input []byte, num int) []byte {
|
||||
runes := bytes.Runes(input)
|
||||
runes = runes[:len(runes)-num]
|
||||
out := buildTermFromRunes(runes)
|
||||
return out
|
||||
}
|
||||
|
||||
func buildTermFromRunes(runes []rune) []byte {
|
||||
rv := make([]byte, 0, len(runes)*4)
|
||||
for _, r := range runes {
|
||||
runeBytes := make([]byte, utf8.RuneLen(r))
|
||||
utf8.EncodeRune(runeBytes, r)
|
||||
rv = append(rv, runeBytes...)
|
||||
}
|
||||
return rv
|
||||
}
|
@ -0,0 +1,294 @@
|
||||
// Copyright (c) 2014 Couchbase, Inc.
|
||||
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
|
||||
// except in compliance with the License. You may obtain a copy of the License at
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
// Unless required by applicable law or agreed to in writing, software distributed under the
|
||||
// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
|
||||
// either express or implied. See the License for the specific language governing permissions
|
||||
// and limitations under the License.
|
||||
package sorani_stemmer_filter
|
||||
|
||||
import (
|
||||
"reflect"
|
||||
"testing"
|
||||
|
||||
"github.com/couchbaselabs/bleve/analysis"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/sorani_normalize"
|
||||
"github.com/couchbaselabs/bleve/analysis/tokenizers/single_token"
|
||||
)
|
||||
|
||||
func TestSoraniStemmerFilter(t *testing.T) {
|
||||
|
||||
// in order to match the lucene tests
|
||||
// we will test with an analyzer, not just the stemmer
|
||||
analyzer := analysis.Analyzer{
|
||||
Tokenizer: single_token.NewSingleTokenTokenizer(),
|
||||
TokenFilters: []analysis.TokenFilter{
|
||||
sorani_normalize.NewSoraniNormalizeFilter(),
|
||||
NewSoraniStemmerFilter(),
|
||||
},
|
||||
}
|
||||
|
||||
tests := []struct {
|
||||
input []byte
|
||||
output analysis.TokenStream
|
||||
}{
|
||||
{ // -ek
|
||||
input: []byte("پیاوێک"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پیاو"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 12,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -yek
|
||||
input: []byte("دەرگایەک"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("دەرگا"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 16,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -aka
|
||||
input: []byte("پیاوەكە"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پیاو"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -ka
|
||||
input: []byte("دەرگاكە"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("دەرگا"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -a
|
||||
input: []byte("کتاویە"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("کتاوی"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 12,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -ya
|
||||
input: []byte("دەرگایە"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("دەرگا"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -An
|
||||
input: []byte("پیاوان"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پیاو"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 12,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -yAn
|
||||
input: []byte("دەرگایان"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("دەرگا"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 16,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -akAn
|
||||
input: []byte("پیاوەکان"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پیاو"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 16,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -kAn
|
||||
input: []byte("دەرگاکان"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("دەرگا"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 16,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -Ana
|
||||
input: []byte("پیاوانە"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پیاو"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -yAna
|
||||
input: []byte("دەرگایانە"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("دەرگا"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 18,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // Ezafe singular
|
||||
input: []byte("هۆتیلی"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("هۆتیل"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 12,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // Ezafe indefinite
|
||||
input: []byte("هۆتیلێکی"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("هۆتیل"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 16,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // Ezafe plural
|
||||
input: []byte("هۆتیلانی"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("هۆتیل"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 16,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -awa
|
||||
input: []byte("دوورەوە"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("دوور"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -dA
|
||||
input: []byte("نیوەشەودا"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("نیوەشەو"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 18,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -A
|
||||
input: []byte("سۆرانا"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("سۆران"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 12,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -mAn
|
||||
input: []byte("پارەمان"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پارە"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -tAn
|
||||
input: []byte("پارەتان"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پارە"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // -yAn
|
||||
input: []byte("پارەیان"),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("پارە"),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 14,
|
||||
},
|
||||
},
|
||||
},
|
||||
{ // empty
|
||||
input: []byte(""),
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte(""),
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 0,
|
||||
},
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
actual := analyzer.Analyze(test.input)
|
||||
if !reflect.DeepEqual(actual, test.output) {
|
||||
t.Errorf("for input %s(% x)", test.input, test.input)
|
||||
t.Errorf("\texpected:")
|
||||
for _, token := range test.output {
|
||||
t.Errorf("\t\t%v %s(% x)", token, token.Term, token.Term)
|
||||
}
|
||||
t.Errorf("\tactual:")
|
||||
for _, token := range actual {
|
||||
t.Errorf("\t\t%v %s(% x)", token, token.Term, token.Term)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
@ -28,6 +28,8 @@ import (
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/elision_filter"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/length_filter"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/lower_case_filter"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/sorani_normalize"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/sorani_stemmer_filter"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/stemmer_filter"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/stop_words_filter"
|
||||
"github.com/couchbaselabs/bleve/analysis/token_filters/truncate_token_filter"
|
||||
@ -202,6 +204,7 @@ func init() {
|
||||
Config.Analysis.TokenFilters["stemmer_es"] = stemmer_filter.MustNewStemmerFilter("spanish")
|
||||
Config.Analysis.TokenFilters["stemmer_sv"] = stemmer_filter.MustNewStemmerFilter("swedish")
|
||||
Config.Analysis.TokenFilters["stemmer_tr"] = stemmer_filter.MustNewStemmerFilter("turkish")
|
||||
Config.Analysis.TokenFilters["stemmer_ckb"] = sorani_stemmer_filter.NewSoraniStemmerFilter()
|
||||
|
||||
// register stop token filters
|
||||
Config.Analysis.TokenFilters["stop_token_da"] = stop_words_filter.NewStopWordsFilter(
|
||||
@ -278,6 +281,7 @@ func init() {
|
||||
Config.Analysis.TokenFilters["normalize_nfd"] = unicode_normalize.MustNewUnicodeNormalizeFilter(unicode_normalize.NFD)
|
||||
Config.Analysis.TokenFilters["normalize_nfkc"] = unicode_normalize.MustNewUnicodeNormalizeFilter(unicode_normalize.NFKC)
|
||||
Config.Analysis.TokenFilters["normalize_nfkd"] = unicode_normalize.MustNewUnicodeNormalizeFilter(unicode_normalize.NFKD)
|
||||
Config.Analysis.TokenFilters["normalize_ckb"] = sorani_normalize.NewSoraniNormalizeFilter()
|
||||
|
||||
// register analyzers
|
||||
keywordAnalyzer := Config.MustBuildNewAnalyzer([]string{}, "single", []string{})
|
||||
@ -322,6 +326,8 @@ func init() {
|
||||
Config.Analysis.Analyzers["tr"] = turkishAnalyzer
|
||||
thaiAnalyzer := Config.MustBuildNewAnalyzer([]string{}, "unicode_th", []string{"to_lower", "stop_token_th"})
|
||||
Config.Analysis.Analyzers["th"] = thaiAnalyzer
|
||||
soraniAnalyzer := Config.MustBuildNewAnalyzer([]string{}, "unicode", []string{"normalize_ckb", "to_lower", "stop_token_ckb", "stemmer_ckb"})
|
||||
Config.Analysis.Analyzers["ckb"] = soraniAnalyzer
|
||||
|
||||
// register ansi highlighter
|
||||
Config.Highlight.Highlighters["ansi"] = search.NewSimpleHighlighter()
|
||||
|
Loading…
Reference in New Issue
Block a user