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-/*!
- * Lunr languages, `Thai` language
- * https://github.com/MihaiValentin/lunr-languages
- *
- * Copyright 2017, Keerati Thiwanruk
- * 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."
- );
- }
-
- /*
- Thai tokenization is the same to Japanense, which does not take into account spaces.
- So, it uses the same logic to assign tokenization function due to different Lunr versions.
- */
- var isLunr2 = lunr.version[0] == "2";
-
- /* register specific locale function */
- lunr.th = function () {
- this.pipeline.reset();
- this.pipeline.add(
- /*lunr.th.stopWordFilter,*/
- lunr.th.trimmer
- );
-
- if (isLunr2) {
- // for lunr version 2.0.0
- this.tokenizer = lunr.th.tokenizer;
- } else {
- if (lunr.tokenizer) {
- // for lunr version 0.6.0
- lunr.tokenizer = lunr.th.tokenizer;
- }
- if (this.tokenizerFn) {
- // for lunr version 0.7.0 -> 1.0.0
- this.tokenizerFn = lunr.th.tokenizer;
- }
- }
- };
-
- /* lunr trimmer function */
- lunr.th.wordCharacters = "[\u0e00-\u0e7f]";
- lunr.th.trimmer = lunr.trimmerSupport.generateTrimmer(
- lunr.th.wordCharacters
- );
- lunr.Pipeline.registerFunction(lunr.th.trimmer, "trimmer-th");
-
- var segmenter = lunr.wordcut;
- segmenter.init();
- lunr.th.tokenizer = function (obj) {
- //console.log(obj);
- if (!arguments.length || obj == null || obj == undefined) return [];
- if (Array.isArray(obj))
- return obj.map(function (t) {
- return isLunr2 ? new lunr.Token(t) : t;
- });
-
- var str = obj.toString().replace(/^\s+/, "");
- return segmenter.cut(str).split("|");
- };
- };
-});