/
lunr.da.js
284 lines (268 loc) · 10.1 KB
/
lunr.da.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
/*!
* Lunr languages, `Danish` language
* https://github.com/MihaiValentin/lunr-languages
*
* Copyright 2014, Mihai Valentin
* http://www.mozilla.org/MPL/
*/
/*!
* based on
* Snowball JavaScript Library v0.3
* http://code.google.com/p/urim/
* http://snowball.tartarus.org/
*
* Copyright 2010, Oleg Mazko
* http://www.mozilla.org/MPL/
*/
/**
* export the module via AMD, CommonJS or as a browser global
* Export code from https://github.com/umdjs/umd/blob/master/returnExports.js
*/
;
(function(root, factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(factory)
} else if (typeof exports === 'object') {
/**
* Node. Does not work with strict CommonJS, but
* only CommonJS-like environments that support module.exports,
* like Node.
*/
module.exports = factory()
} else {
// Browser globals (root is window)
factory()(root.lunr);
}
}(this, function() {
/**
* Just return a value to define the module export.
* This example returns an object, but the module
* can return a function as the exported value.
*/
return function(lunr) {
/* throw error if lunr is not yet included */
if ('undefined' === typeof lunr) {
throw new Error('Lunr is not present. Please include / require Lunr before this script.');
}
/* throw error if lunr stemmer support is not yet included */
if ('undefined' === typeof lunr.stemmerSupport) {
throw new Error('Lunr stemmer support is not present. Please include / require Lunr stemmer support before this script.');
}
/* register specific locale function */
lunr.da = function() {
this.pipeline.reset();
this.pipeline.add(
lunr.da.trimmer,
lunr.da.stopWordFilter,
lunr.da.stemmer
);
// for lunr version 2
// this is necessary so that every searched word is also stemmed before
// in lunr <= 1 this is not needed, as it is done using the normal pipeline
if (this.searchPipeline) {
this.searchPipeline.reset();
this.searchPipeline.add(lunr.da.stemmer)
}
};
/* lunr trimmer function */
lunr.da.wordCharacters = "A-Za-z\xAA\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02B8\u02E0-\u02E4\u1D00-\u1D25\u1D2C-\u1D5C\u1D62-\u1D65\u1D6B-\u1D77\u1D79-\u1DBE\u1E00-\u1EFF\u2071\u207F\u2090-\u209C\u212A\u212B\u2132\u214E\u2160-\u2188\u2C60-\u2C7F\uA722-\uA787\uA78B-\uA7AD\uA7B0-\uA7B7\uA7F7-\uA7FF\uAB30-\uAB5A\uAB5C-\uAB64\uFB00-\uFB06\uFF21-\uFF3A\uFF41-\uFF5A";
lunr.da.trimmer = lunr.trimmerSupport.generateTrimmer(lunr.da.wordCharacters);
lunr.Pipeline.registerFunction(lunr.da.trimmer, 'trimmer-da');
/* lunr stemmer function */
lunr.da.stemmer = (function() {
/* create the wrapped stemmer object */
var Among = lunr.stemmerSupport.Among,
SnowballProgram = lunr.stemmerSupport.SnowballProgram,
st = new function DanishStemmer() {
var a_0 = [new Among("hed", -1, 1), new Among("ethed", 0, 1),
new Among("ered", -1, 1), new Among("e", -1, 1),
new Among("erede", 3, 1), new Among("ende", 3, 1),
new Among("erende", 5, 1), new Among("ene", 3, 1),
new Among("erne", 3, 1), new Among("ere", 3, 1),
new Among("en", -1, 1), new Among("heden", 10, 1),
new Among("eren", 10, 1), new Among("er", -1, 1),
new Among("heder", 13, 1), new Among("erer", 13, 1),
new Among("s", -1, 2), new Among("heds", 16, 1),
new Among("es", 16, 1), new Among("endes", 18, 1),
new Among("erendes", 19, 1), new Among("enes", 18, 1),
new Among("ernes", 18, 1), new Among("eres", 18, 1),
new Among("ens", 16, 1), new Among("hedens", 24, 1),
new Among("erens", 24, 1), new Among("ers", 16, 1),
new Among("ets", 16, 1), new Among("erets", 28, 1),
new Among("et", -1, 1), new Among("eret", 30, 1)
],
a_1 = [
new Among("gd", -1, -1), new Among("dt", -1, -1),
new Among("gt", -1, -1), new Among("kt", -1, -1)
],
a_2 = [
new Among("ig", -1, 1), new Among("lig", 0, 1),
new Among("elig", 1, 1), new Among("els", -1, 1),
new Among("l\u00F8st", -1, 2)
],
g_v = [17, 65, 16, 1, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 48, 0, 128
],
g_s_ending = [239, 254, 42, 3,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16
],
I_x, I_p1, S_ch, sbp = new SnowballProgram();
this.setCurrent = function(word) {
sbp.setCurrent(word);
};
this.getCurrent = function() {
return sbp.getCurrent();
};
function r_mark_regions() {
var v_1, c = sbp.cursor + 3;
I_p1 = sbp.limit;
if (0 <= c && c <= sbp.limit) {
I_x = c;
while (true) {
v_1 = sbp.cursor;
if (sbp.in_grouping(g_v, 97, 248)) {
sbp.cursor = v_1;
break;
}
sbp.cursor = v_1;
if (v_1 >= sbp.limit)
return;
sbp.cursor++;
}
while (!sbp.out_grouping(g_v, 97, 248)) {
if (sbp.cursor >= sbp.limit)
return;
sbp.cursor++;
}
I_p1 = sbp.cursor;
if (I_p1 < I_x)
I_p1 = I_x;
}
}
function r_main_suffix() {
var among_var, v_1;
if (sbp.cursor >= I_p1) {
v_1 = sbp.limit_backward;
sbp.limit_backward = I_p1;
sbp.ket = sbp.cursor;
among_var = sbp.find_among_b(a_0, 32);
sbp.limit_backward = v_1;
if (among_var) {
sbp.bra = sbp.cursor;
switch (among_var) {
case 1:
sbp.slice_del();
break;
case 2:
if (sbp.in_grouping_b(g_s_ending, 97, 229))
sbp.slice_del();
break;
}
}
}
}
function r_consonant_pair() {
var v_1 = sbp.limit - sbp.cursor,
v_2;
if (sbp.cursor >= I_p1) {
v_2 = sbp.limit_backward;
sbp.limit_backward = I_p1;
sbp.ket = sbp.cursor;
if (sbp.find_among_b(a_1, 4)) {
sbp.bra = sbp.cursor;
sbp.limit_backward = v_2;
sbp.cursor = sbp.limit - v_1;
if (sbp.cursor > sbp.limit_backward) {
sbp.cursor--;
sbp.bra = sbp.cursor;
sbp.slice_del();
}
} else
sbp.limit_backward = v_2;
}
}
function r_other_suffix() {
var among_var, v_1 = sbp.limit - sbp.cursor,
v_2, v_3;
sbp.ket = sbp.cursor;
if (sbp.eq_s_b(2, "st")) {
sbp.bra = sbp.cursor;
if (sbp.eq_s_b(2, "ig"))
sbp.slice_del();
}
sbp.cursor = sbp.limit - v_1;
if (sbp.cursor >= I_p1) {
v_2 = sbp.limit_backward;
sbp.limit_backward = I_p1;
sbp.ket = sbp.cursor;
among_var = sbp.find_among_b(a_2, 5);
sbp.limit_backward = v_2;
if (among_var) {
sbp.bra = sbp.cursor;
switch (among_var) {
case 1:
sbp.slice_del();
v_3 = sbp.limit - sbp.cursor;
r_consonant_pair();
sbp.cursor = sbp.limit - v_3;
break;
case 2:
sbp.slice_from("l\u00F8s");
break;
}
}
}
}
function r_undouble() {
var v_1;
if (sbp.cursor >= I_p1) {
v_1 = sbp.limit_backward;
sbp.limit_backward = I_p1;
sbp.ket = sbp.cursor;
if (sbp.out_grouping_b(g_v, 97, 248)) {
sbp.bra = sbp.cursor;
S_ch = sbp.slice_to(S_ch);
sbp.limit_backward = v_1;
if (sbp.eq_v_b(S_ch))
sbp.slice_del();
} else
sbp.limit_backward = v_1;
}
}
this.stem = function() {
var v_1 = sbp.cursor;
r_mark_regions();
sbp.limit_backward = v_1;
sbp.cursor = sbp.limit;
r_main_suffix();
sbp.cursor = sbp.limit;
r_consonant_pair();
sbp.cursor = sbp.limit;
r_other_suffix();
sbp.cursor = sbp.limit;
r_undouble();
return true;
}
};
/* and return a function that stems a word for the current locale */
return function(token) {
// for lunr version 2
if (typeof token.update === "function") {
return token.update(function(word) {
st.setCurrent(word);
st.stem();
return st.getCurrent();
})
} else { // for lunr version <= 1
st.setCurrent(token);
st.stem();
return st.getCurrent();
}
}
})();
lunr.Pipeline.registerFunction(lunr.da.stemmer, 'stemmer-da');
lunr.da.stopWordFilter = lunr.generateStopWordFilter('ad af alle alt anden at blev blive bliver da de dem den denne der deres det dette dig din disse dog du efter eller en end er et for fra ham han hans har havde have hende hendes her hos hun hvad hvis hvor i ikke ind jeg jer jo kunne man mange med meget men mig min mine mit mod ned noget nogle nu når og også om op os over på selv sig sin sine sit skal skulle som sådan thi til ud under var vi vil ville vor være været'.split(' '));
lunr.Pipeline.registerFunction(lunr.da.stopWordFilter, 'stopWordFilter-da');
};
}))