lunr - npm Package Compare versions

Comparing version 0.5.12 to 0.6.0

bower.json

 {
   "name": "lunr.js",
-  "version": "0.5.12",
+  "version": "0.6.0",
   "main": "lunr.js",
@@ -5,0 +5,0 @@ "ignore": [

component.json

 {
   "name": "lunr",
   "repo": "olivernn/lunr.js",
-  "version": "0.5.12",
+  "version": "0.6.0",
   "description": "Simple full-text search in your browser.",
@@ -6,0 +6,0 @@ "license": "MIT",

lib/index.js

@@ -115,2 +115,5 @@ /*!
  *
+ * The value of ref can be of any type but it _must_ be stably comparable and
+ * orderable.
+ *
  * @param {String} refName The property to use to uniquely identify the
@@ -323,4 +326,11 @@ * documents in the index.
         // add all the documents that have this key into a set
-        Object.keys(self.tokenStore.get(key)).forEach(function (ref) { set.add(ref) })
+        // ensuring that the type of key is preserved
+        var matchingDocuments = self.tokenStore.get(key),
+            refs = Object.keys(matchingDocuments),
+            refsLen = refs.length
 
+        for (var i = 0; i < refsLen; i++) {
+          set.add(matchingDocuments[refs[i]].ref)
+        }
+
         return memo.union(set)
@@ -327,0 +337,0 @@ }, new lunr.SortedSet)

lib/pipeline.js

@@ -198,6 +198,6 @@ /*!
       token = this._stack[j](token, i, tokens)
-      if (token === void 0) break
+      if (token === void 0 || token === '') break
     };
 
-    if (token !== void 0) out.push(token)
+    if (token !== void 0 && token !== '') out.push(token)
   };
@@ -204,0 +204,0 @@

lib/stop_word_filter.js

@@ -7,2 +7,26 @@ /*!
 /**
+ * lunr.generateStopWordFilter builds a stopWordFilter function from the provided
+ * list of stop words.
+ *
+ * The built in lunr.stopWordFilter is built using this generator and can be used
+ * to generate custom stopWordFilters for applications or non English languages.
+ *
+ * @module
+ * @param {Array} token The token to pass through the filter
+ * @returns {Function}
+ * @see lunr.Pipeline
+ * @see lunr.stopWordFilter
+ */
+lunr.generateStopWordFilter = function (stopWords) {
+  var words = stopWords.reduce(function (memo, stopWord) {
+    memo[stopWord] = stopWord
+    return memo
+  }, {})
+
+  return function (token) {
+    if (token && words[token] !== token) return token
+  }
+}
+
+/**
  * lunr.stopWordFilter is an English language stop word list filter, any words
@@ -19,128 +43,124 @@ * contained in the list will not be passed through the filter.
  */
-lunr.stopWordFilter = function (token) {
-  if (token && lunr.stopWordFilter.stopWords[token] !== token) return token;
-}
+lunr.stopWordFilter = lunr.generateStopWordFilter([
+  'a',
+  'able',
+  'about',
+  'across',
+  'after',
+  'all',
+  'almost',
+  'also',
+  'am',
+  'among',
+  'an',
+  'and',
+  'any',
+  'are',
+  'as',
+  'at',
+  'be',
+  'because',
+  'been',
+  'but',
+  'by',
+  'can',
+  'cannot',
+  'could',
+  'dear',
+  'did',
+  'do',
+  'does',
+  'either',
+  'else',
+  'ever',
+  'every',
+  'for',
+  'from',
+  'get',
+  'got',
+  'had',
+  'has',
+  'have',
+  'he',
+  'her',
+  'hers',
+  'him',
+  'his',
+  'how',
+  'however',
+  'i',
+  'if',
+  'in',
+  'into',
+  'is',
+  'it',
+  'its',
+  'just',
+  'least',
+  'let',
+  'like',
+  'likely',
+  'may',
+  'me',
+  'might',
+  'most',
+  'must',
+  'my',
+  'neither',
+  'no',
+  'nor',
+  'not',
+  'of',
+  'off',
+  'often',
+  'on',
+  'only',
+  'or',
+  'other',
+  'our',
+  'own',
+  'rather',
+  'said',
+  'say',
+  'says',
+  'she',
+  'should',
+  'since',
+  'so',
+  'some',
+  'than',
+  'that',
+  'the',
+  'their',
+  'them',
+  'then',
+  'there',
+  'these',
+  'they',
+  'this',
+  'tis',
+  'to',
+  'too',
+  'twas',
+  'us',
+  'wants',
+  'was',
+  'we',
+  'were',
+  'what',
+  'when',
+  'where',
+  'which',
+  'while',
+  'who',
+  'whom',
+  'why',
+  'will',
+  'with',
+  'would',
+  'yet',
+  'you',
+  'your'
+])
 
-lunr.stopWordFilter.stopWords = {
-  'a': 'a',
-  'able': 'able',
-  'about': 'about',
-  'across': 'across',
-  'after': 'after',
-  'all': 'all',
-  'almost': 'almost',
-  'also': 'also',
-  'am': 'am',
-  'among': 'among',
-  'an': 'an',
-  'and': 'and',
-  'any': 'any',
-  'are': 'are',
-  'as': 'as',
-  'at': 'at',
-  'be': 'be',
-  'because': 'because',
-  'been': 'been',
-  'but': 'but',
-  'by': 'by',
-  'can': 'can',
-  'cannot': 'cannot',
-  'could': 'could',
-  'dear': 'dear',
-  'did': 'did',
-  'do': 'do',
-  'does': 'does',
-  'either': 'either',
-  'else': 'else',
-  'ever': 'ever',
-  'every': 'every',
-  'for': 'for',
-  'from': 'from',
-  'get': 'get',
-  'got': 'got',
-  'had': 'had',
-  'has': 'has',
-  'have': 'have',
-  'he': 'he',
-  'her': 'her',
-  'hers': 'hers',
-  'him': 'him',
-  'his': 'his',
-  'how': 'how',
-  'however': 'however',
-  'i': 'i',
-  'if': 'if',
-  'in': 'in',
-  'into': 'into',
-  'is': 'is',
-  'it': 'it',
-  'its': 'its',
-  'just': 'just',
-  'least': 'least',
-  'let': 'let',
-  'like': 'like',
-  'likely': 'likely',
-  'may': 'may',
-  'me': 'me',
-  'might': 'might',
-  'most': 'most',
-  'must': 'must',
-  'my': 'my',
-  'neither': 'neither',
-  'no': 'no',
-  'nor': 'nor',
-  'not': 'not',
-  'of': 'of',
-  'off': 'off',
-  'often': 'often',
-  'on': 'on',
-  'only': 'only',
-  'or': 'or',
-  'other': 'other',
-  'our': 'our',
-  'own': 'own',
-  'rather': 'rather',
-  'said': 'said',
-  'say': 'say',
-  'says': 'says',
-  'she': 'she',
-  'should': 'should',
-  'since': 'since',
-  'so': 'so',
-  'some': 'some',
-  'than': 'than',
-  'that': 'that',
-  'the': 'the',
-  'their': 'their',
-  'them': 'them',
-  'then': 'then',
-  'there': 'there',
-  'these': 'these',
-  'they': 'they',
-  'this': 'this',
-  'tis': 'tis',
-  'to': 'to',
-  'too': 'too',
-  'twas': 'twas',
-  'us': 'us',
-  'wants': 'wants',
-  'was': 'was',
-  'we': 'we',
-  'were': 'were',
-  'what': 'what',
-  'when': 'when',
-  'where': 'where',
-  'which': 'which',
-  'while': 'while',
-  'who': 'who',
-  'whom': 'whom',
-  'why': 'why',
-  'will': 'will',
-  'with': 'with',
-  'would': 'would',
-  'yet': 'yet',
-  'you': 'you',
-  'your': 'your'
-}
-
 lunr.Pipeline.registerFunction(lunr.stopWordFilter, 'stopWordFilter')

lib/token_store.js

@@ -49,3 +49,3 @@ /*!
   var root = root || this.root,
-      key = token[0],
+      key = token.charAt(0),
       rest = token.slice(1)
@@ -80,5 +80,5 @@
   for (var i = 0; i < token.length; i++) {
-    if (!node[token[i]]) return false
+    if (!node[token.charAt(i)]) return false
 
-    node = node[token[i]]
+    node = node[token.charAt(i)]
   }
@@ -107,5 +107,5 @@
   for (var i = 0; i < token.length; i++) {
-    if (!node[token[i]]) return {}
+    if (!node[token.charAt(i)]) return {}
 
-    node = node[token[i]]
+    node = node[token.charAt(i)]
   }
@@ -152,4 +152,4 @@
   for (var i = 0; i < token.length; i++) {
-    if (!(token[i] in node)) return
-    node = node[token[i]]
+    if (!(token.charAt(i) in node)) return
+    node = node[token.charAt(i)]
   }
@@ -197,2 +197,1 @@
 }
-

lib/tokenizer.js

@@ -8,6 +8,8 @@ /*!
  * A function for splitting a string into tokens ready to be inserted into
- * the search index.
+ * the search index. Uses `lunr.tokenizer.seperator` to split strings, change
+ * the value of this property to change how strings are split into tokens.
  *
  * @module
  * @param {String} obj The string to convert into tokens
+ * @see lunr.tokenizer.seperator
  * @returns {Array}
@@ -17,6 +19,14 @@ */
   if (!arguments.length || obj == null || obj == undefined) return []
-  if (Array.isArray(obj)) return obj.map(function (t) { return t.toLowerCase() })
+  if (Array.isArray(obj)) return obj.map(function (t) { return lunr.utils.asString(t).toLowerCase() })
 
-  return obj.toString().trim().toLowerCase().split(/[\s\-]+/)
+  return obj.toString().trim().toLowerCase().split(lunr.tokenizer.seperator)
 }
 
+/**
+ * The sperator used to split a string into tokens. Override this property to change the behaviour of
+ * `lunr.tokenizer` behaviour when tokenizing strings. By default this splits on whitespace and hyphens.
+ *
+ * @static
+ * @see lunr.tokenizer
+ */
+lunr.tokenizer.seperator = /[\s\-]+/

lib/trimmer.js

@@ -21,7 +21,5 @@ /*!
 lunr.trimmer = function (token) {
-  var result = token.replace(/^\W+/, '')
-                    .replace(/\W+$/, '')
-  return result === '' ? undefined : result
+  return token.replace(/^\W+/, '').replace(/\W+$/, '')
 }
 
 lunr.Pipeline.registerFunction(lunr.trimmer, 'trimmer')

lib/utils.js

@@ -25,1 +25,19 @@ /*!
 
+/**
+ * Convert an object to a string.
+ *
+ * In the case of `null` and `undefined` the function returns
+ * the empty string, in all other cases the result of calling
+ * `toString` on the passed object is returned.
+ *
+ * @param {Any} obj The object to convert to a string.
+ * @return {String} string representation of the passed object.
+ * @memberOf Utils
+ */
+lunr.utils.asString = function (obj) {
+  if (obj === void 0 || obj === null) {
+    return ""
+  } else {
+    return obj.toString()
+  }
+}

lunr.js

 /**
- * lunr - http://lunrjs.com - A bit like Solr, but much smaller and not as bright - 0.5.12
+ * lunr - http://lunrjs.com - A bit like Solr, but much smaller and not as bright - 0.6.0
  * Copyright (C) 2015 Oliver Nightingale
@@ -59,3 +59,3 @@ * MIT Licensed
 
-lunr.version = "0.5.12"
+lunr.version = "0.6.0"
 /*!
@@ -85,2 +85,20 @@ * lunr.utils
 
+/**
+ * Convert an object to a string.
+ *
+ * In the case of `null` and `undefined` the function returns
+ * the empty string, in all other cases the result of calling
+ * `toString` on the passed object is returned.
+ *
+ * @param {Any} obj The object to convert to a string.
+ * @return {String} string representation of the passed object.
+ * @memberOf Utils
+ */
+lunr.utils.asString = function (obj) {
+  if (obj === void 0 || obj === null) {
+    return ""
+  } else {
+    return obj.toString()
+  }
+}
 /*!
@@ -175,6 +193,8 @@ * lunr.EventEmitter
  * A function for splitting a string into tokens ready to be inserted into
- * the search index.
+ * the search index. Uses `lunr.tokenizer.seperator` to split strings, change
+ * the value of this property to change how strings are split into tokens.
  *
  * @module
  * @param {String} obj The string to convert into tokens
+ * @see lunr.tokenizer.seperator
  * @returns {Array}
@@ -184,7 +204,15 @@ */
   if (!arguments.length || obj == null || obj == undefined) return []
-  if (Array.isArray(obj)) return obj.map(function (t) { return t.toLowerCase() })
+  if (Array.isArray(obj)) return obj.map(function (t) { return lunr.utils.asString(t).toLowerCase() })
 
-  return obj.toString().trim().toLowerCase().split(/[\s\-]+/)
+  return obj.toString().trim().toLowerCase().split(lunr.tokenizer.seperator)
 }
 
+/**
+ * The sperator used to split a string into tokens. Override this property to change the behaviour of
+ * `lunr.tokenizer` behaviour when tokenizing strings. By default this splits on whitespace and hyphens.
+ *
+ * @static
+ * @see lunr.tokenizer
+ */
+lunr.tokenizer.seperator = /[\s\-]+/
 /*!
@@ -387,6 +415,6 @@ * lunr.Pipeline
       token = this._stack[j](token, i, tokens)
-      if (token === void 0) break
+      if (token === void 0 || token === '') break
     };
 
-    if (token !== void 0) out.push(token)
+    if (token !== void 0 && token !== '') out.push(token)
   };
@@ -906,2 +934,5 @@
  *
+ * The value of ref can be of any type but it _must_ be stably comparable and
+ * orderable.
+ *
  * @param {String} refName The property to use to uniquely identify the
@@ -1114,4 +1145,11 @@ * documents in the index.
         // add all the documents that have this key into a set
-        Object.keys(self.tokenStore.get(key)).forEach(function (ref) { set.add(ref) })
+        // ensuring that the type of key is preserved
+        var matchingDocuments = self.tokenStore.get(key),
+            refs = Object.keys(matchingDocuments),
+            refsLen = refs.length
 
+        for (var i = 0; i < refsLen; i++) {
+          set.add(matchingDocuments[refs[i]].ref)
+        }
+
         return memo.union(set)
@@ -1535,2 +1573,26 @@ }, new lunr.SortedSet)
 /**
+ * lunr.generateStopWordFilter builds a stopWordFilter function from the provided
+ * list of stop words.
+ *
+ * The built in lunr.stopWordFilter is built using this generator and can be used
+ * to generate custom stopWordFilters for applications or non English languages.
+ *
+ * @module
+ * @param {Array} token The token to pass through the filter
+ * @returns {Function}
+ * @see lunr.Pipeline
+ * @see lunr.stopWordFilter
+ */
+lunr.generateStopWordFilter = function (stopWords) {
+  var words = stopWords.reduce(function (memo, stopWord) {
+    memo[stopWord] = stopWord
+    return memo
+  }, {})
+
+  return function (token) {
+    if (token && words[token] !== token) return token
+  }
+}
+
+/**
  * lunr.stopWordFilter is an English language stop word list filter, any words
@@ -1547,128 +1609,124 @@ * contained in the list will not be passed through the filter.
  */
-lunr.stopWordFilter = function (token) {
-  if (token && lunr.stopWordFilter.stopWords[token] !== token) return token;
-}
+lunr.stopWordFilter = lunr.generateStopWordFilter([
+  'a',
+  'able',
+  'about',
+  'across',
+  'after',
+  'all',
+  'almost',
+  'also',
+  'am',
+  'among',
+  'an',
+  'and',
+  'any',
+  'are',
+  'as',
+  'at',
+  'be',
+  'because',
+  'been',
+  'but',
+  'by',
+  'can',
+  'cannot',
+  'could',
+  'dear',
+  'did',
+  'do',
+  'does',
+  'either',
+  'else',
+  'ever',
+  'every',
+  'for',
+  'from',
+  'get',
+  'got',
+  'had',
+  'has',
+  'have',
+  'he',
+  'her',
+  'hers',
+  'him',
+  'his',
+  'how',
+  'however',
+  'i',
+  'if',
+  'in',
+  'into',
+  'is',
+  'it',
+  'its',
+  'just',
+  'least',
+  'let',
+  'like',
+  'likely',
+  'may',
+  'me',
+  'might',
+  'most',
+  'must',
+  'my',
+  'neither',
+  'no',
+  'nor',
+  'not',
+  'of',
+  'off',
+  'often',
+  'on',
+  'only',
+  'or',
+  'other',
+  'our',
+  'own',
+  'rather',
+  'said',
+  'say',
+  'says',
+  'she',
+  'should',
+  'since',
+  'so',
+  'some',
+  'than',
+  'that',
+  'the',
+  'their',
+  'them',
+  'then',
+  'there',
+  'these',
+  'they',
+  'this',
+  'tis',
+  'to',
+  'too',
+  'twas',
+  'us',
+  'wants',
+  'was',
+  'we',
+  'were',
+  'what',
+  'when',
+  'where',
+  'which',
+  'while',
+  'who',
+  'whom',
+  'why',
+  'will',
+  'with',
+  'would',
+  'yet',
+  'you',
+  'your'
+])
 
-lunr.stopWordFilter.stopWords = {
-  'a': 'a',
-  'able': 'able',
-  'about': 'about',
-  'across': 'across',
-  'after': 'after',
-  'all': 'all',
-  'almost': 'almost',
-  'also': 'also',
-  'am': 'am',
-  'among': 'among',
-  'an': 'an',
-  'and': 'and',
-  'any': 'any',
-  'are': 'are',
-  'as': 'as',
-  'at': 'at',
-  'be': 'be',
-  'because': 'because',
-  'been': 'been',
-  'but': 'but',
-  'by': 'by',
-  'can': 'can',
-  'cannot': 'cannot',
-  'could': 'could',
-  'dear': 'dear',
-  'did': 'did',
-  'do': 'do',
-  'does': 'does',
-  'either': 'either',
-  'else': 'else',
-  'ever': 'ever',
-  'every': 'every',
-  'for': 'for',
-  'from': 'from',
-  'get': 'get',
-  'got': 'got',
-  'had': 'had',
-  'has': 'has',
-  'have': 'have',
-  'he': 'he',
-  'her': 'her',
-  'hers': 'hers',
-  'him': 'him',
-  'his': 'his',
-  'how': 'how',
-  'however': 'however',
-  'i': 'i',
-  'if': 'if',
-  'in': 'in',
-  'into': 'into',
-  'is': 'is',
-  'it': 'it',
-  'its': 'its',
-  'just': 'just',
-  'least': 'least',
-  'let': 'let',
-  'like': 'like',
-  'likely': 'likely',
-  'may': 'may',
-  'me': 'me',
-  'might': 'might',
-  'most': 'most',
-  'must': 'must',
-  'my': 'my',
-  'neither': 'neither',
-  'no': 'no',
-  'nor': 'nor',
-  'not': 'not',
-  'of': 'of',
-  'off': 'off',
-  'often': 'often',
-  'on': 'on',
-  'only': 'only',
-  'or': 'or',
-  'other': 'other',
-  'our': 'our',
-  'own': 'own',
-  'rather': 'rather',
-  'said': 'said',
-  'say': 'say',
-  'says': 'says',
-  'she': 'she',
-  'should': 'should',
-  'since': 'since',
-  'so': 'so',
-  'some': 'some',
-  'than': 'than',
-  'that': 'that',
-  'the': 'the',
-  'their': 'their',
-  'them': 'them',
-  'then': 'then',
-  'there': 'there',
-  'these': 'these',
-  'they': 'they',
-  'this': 'this',
-  'tis': 'tis',
-  'to': 'to',
-  'too': 'too',
-  'twas': 'twas',
-  'us': 'us',
-  'wants': 'wants',
-  'was': 'was',
-  'we': 'we',
-  'were': 'were',
-  'what': 'what',
-  'when': 'when',
-  'where': 'where',
-  'which': 'which',
-  'while': 'while',
-  'who': 'who',
-  'whom': 'whom',
-  'why': 'why',
-  'will': 'will',
-  'with': 'with',
-  'would': 'would',
-  'yet': 'yet',
-  'you': 'you',
-  'your': 'your'
-}
-
 lunr.Pipeline.registerFunction(lunr.stopWordFilter, 'stopWordFilter')
@@ -1695,5 +1753,3 @@ /*!
 lunr.trimmer = function (token) {
-  var result = token.replace(/^\W+/, '')
-                    .replace(/\W+$/, '')
-  return result === '' ? undefined : result
+  return token.replace(/^\W+/, '').replace(/\W+$/, '')
 }
@@ -1750,3 +1806,3 @@
   var root = root || this.root,
-      key = token[0],
+      key = token.charAt(0),
       rest = token.slice(1)
@@ -1781,5 +1837,5 @@
   for (var i = 0; i < token.length; i++) {
-    if (!node[token[i]]) return false
+    if (!node[token.charAt(i)]) return false
 
-    node = node[token[i]]
+    node = node[token.charAt(i)]
   }
@@ -1808,5 +1864,5 @@
   for (var i = 0; i < token.length; i++) {
-    if (!node[token[i]]) return {}
+    if (!node[token.charAt(i)]) return {}
 
-    node = node[token[i]]
+    node = node[token.charAt(i)]
   }
@@ -1853,4 +1909,4 @@
   for (var i = 0; i < token.length; i++) {
-    if (!(token[i] in node)) return
-    node = node[token[i]]
+    if (!(token.charAt(i) in node)) return
+    node = node[token.charAt(i)]
   }
@@ -1899,3 +1955,2 @@
 
-
   /**
@@ -1902,0 +1957,0 @@ * export the module via AMD, CommonJS or as a browser global

lunr.min.js

 /**
- * lunr - http://lunrjs.com - A bit like Solr, but much smaller and not as bright - 0.5.12
+ * lunr - http://lunrjs.com - A bit like Solr, but much smaller and not as bright - 0.6.0
  * Copyright (C) 2015 Oliver Nightingale
@@ -7,2 +7,2 @@ * MIT Licensed
  */
-!function(){var t=function(e){var n=new t.Index;return n.pipeline.add(t.trimmer,t.stopWordFilter,t.stemmer),e&&e.call(n,n),n};t.version="0.5.12",t.utils={},t.utils.warn=function(t){return function(e){t.console&&console.warn&&console.warn(e)}}(this),t.EventEmitter=function(){this.events={}},t.EventEmitter.prototype.addListener=function(){var t=Array.prototype.slice.call(arguments),e=t.pop(),n=t;if("function"!=typeof e)throw new TypeError("last argument must be a function");n.forEach(function(t){this.hasHandler(t)||(this.events[t]=[]),this.events[t].push(e)},this)},t.EventEmitter.prototype.removeListener=function(t,e){if(this.hasHandler(t)){var n=this.events[t].indexOf(e);this.events[t].splice(n,1),this.events[t].length||delete this.events[t]}},t.EventEmitter.prototype.emit=function(t){if(this.hasHandler(t)){var e=Array.prototype.slice.call(arguments,1);this.events[t].forEach(function(t){t.apply(void 0,e)})}},t.EventEmitter.prototype.hasHandler=function(t){return t in this.events},t.tokenizer=function(t){return arguments.length&&null!=t&&void 0!=t?Array.isArray(t)?t.map(function(t){return t.toLowerCase()}):t.toString().trim().toLowerCase().split(/[\s\-]+/):[]},t.Pipeline=function(){this._stack=[]},t.Pipeline.registeredFunctions={},t.Pipeline.registerFunction=function(e,n){n in this.registeredFunctions&&t.utils.warn("Overwriting existing registered function: "+n),e.label=n,t.Pipeline.registeredFunctions[e.label]=e},t.Pipeline.warnIfFunctionNotRegistered=function(e){var n=e.label&&e.label in this.registeredFunctions;n||t.utils.warn("Function is not registered with pipeline. This may cause problems when serialising the index.\n",e)},t.Pipeline.load=function(e){var n=new t.Pipeline;return e.forEach(function(e){var i=t.Pipeline.registeredFunctions[e];if(!i)throw new Error("Cannot load un-registered function: "+e);n.add(i)}),n},t.Pipeline.prototype.add=function(){var e=Array.prototype.slice.call(arguments);e.forEach(function(e){t.Pipeline.warnIfFunctionNotRegistered(e),this._stack.push(e)},this)},t.Pipeline.prototype.after=function(e,n){t.Pipeline.warnIfFunctionNotRegistered(n);var i=this._stack.indexOf(e);if(-1==i)throw new Error("Cannot find existingFn");i+=1,this._stack.splice(i,0,n)},t.Pipeline.prototype.before=function(e,n){t.Pipeline.warnIfFunctionNotRegistered(n);var i=this._stack.indexOf(e);if(-1==i)throw new Error("Cannot find existingFn");this._stack.splice(i,0,n)},t.Pipeline.prototype.remove=function(t){var e=this._stack.indexOf(t);-1!=e&&this._stack.splice(e,1)},t.Pipeline.prototype.run=function(t){for(var e=[],n=t.length,i=this._stack.length,o=0;n>o;o++){for(var r=t[o],s=0;i>s&&(r=this._stack[s](r,o,t),void 0!==r);s++);void 0!==r&&e.push(r)}return e},t.Pipeline.prototype.reset=function(){this._stack=[]},t.Pipeline.prototype.toJSON=function(){return this._stack.map(function(e){return t.Pipeline.warnIfFunctionNotRegistered(e),e.label})},t.Vector=function(){this._magnitude=null,this.list=void 0,this.length=0},t.Vector.Node=function(t,e,n){this.idx=t,this.val=e,this.next=n},t.Vector.prototype.insert=function(e,n){this._magnitude=void 0;var i=this.list;if(!i)return this.list=new t.Vector.Node(e,n,i),this.length++;if(e<i.idx)return this.list=new t.Vector.Node(e,n,i),this.length++;for(var o=i,r=i.next;void 0!=r;){if(e<r.idx)return o.next=new t.Vector.Node(e,n,r),this.length++;o=r,r=r.next}return o.next=new t.Vector.Node(e,n,r),this.length++},t.Vector.prototype.magnitude=function(){if(this._magnitude)return this._magnitude;for(var t,e=this.list,n=0;e;)t=e.val,n+=t*t,e=e.next;return this._magnitude=Math.sqrt(n)},t.Vector.prototype.dot=function(t){for(var e=this.list,n=t.list,i=0;e&&n;)e.idx<n.idx?e=e.next:e.idx>n.idx?n=n.next:(i+=e.val*n.val,e=e.next,n=n.next);return i},t.Vector.prototype.similarity=function(t){return this.dot(t)/(this.magnitude()*t.magnitude())},t.SortedSet=function(){this.length=0,this.elements=[]},t.SortedSet.load=function(t){var e=new this;return e.elements=t,e.length=t.length,e},t.SortedSet.prototype.add=function(){var t,e;for(t=0;t<arguments.length;t++)e=arguments[t],~this.indexOf(e)||this.elements.splice(this.locationFor(e),0,e);this.length=this.elements.length},t.SortedSet.prototype.toArray=function(){return this.elements.slice()},t.SortedSet.prototype.map=function(t,e){return this.elements.map(t,e)},t.SortedSet.prototype.forEach=function(t,e){return this.elements.forEach(t,e)},t.SortedSet.prototype.indexOf=function(t){for(var e=0,n=this.elements.length,i=n-e,o=e+Math.floor(i/2),r=this.elements[o];i>1;){if(r===t)return o;t>r&&(e=o),r>t&&(n=o),i=n-e,o=e+Math.floor(i/2),r=this.elements[o]}return r===t?o:-1},t.SortedSet.prototype.locationFor=function(t){for(var e=0,n=this.elements.length,i=n-e,o=e+Math.floor(i/2),r=this.elements[o];i>1;)t>r&&(e=o),r>t&&(n=o),i=n-e,o=e+Math.floor(i/2),r=this.elements[o];return r>t?o:t>r?o+1:void 0},t.SortedSet.prototype.intersect=function(e){for(var n=new t.SortedSet,i=0,o=0,r=this.length,s=e.length,a=this.elements,h=e.elements;;){if(i>r-1||o>s-1)break;a[i]!==h[o]?a[i]<h[o]?i++:a[i]>h[o]&&o++:(n.add(a[i]),i++,o++)}return n},t.SortedSet.prototype.clone=function(){var e=new t.SortedSet;return e.elements=this.toArray(),e.length=e.elements.length,e},t.SortedSet.prototype.union=function(t){var e,n,i;return this.length>=t.length?(e=this,n=t):(e=t,n=this),i=e.clone(),i.add.apply(i,n.toArray()),i},t.SortedSet.prototype.toJSON=function(){return this.toArray()},t.Index=function(){this._fields=[],this._ref="id",this.pipeline=new t.Pipeline,this.documentStore=new t.Store,this.tokenStore=new t.TokenStore,this.corpusTokens=new t.SortedSet,this.eventEmitter=new t.EventEmitter,this._idfCache={},this.on("add","remove","update",function(){this._idfCache={}}.bind(this))},t.Index.prototype.on=function(){var t=Array.prototype.slice.call(arguments);return this.eventEmitter.addListener.apply(this.eventEmitter,t)},t.Index.prototype.off=function(t,e){return this.eventEmitter.removeListener(t,e)},t.Index.load=function(e){e.version!==t.version&&t.utils.warn("version mismatch: current "+t.version+" importing "+e.version);var n=new this;return n._fields=e.fields,n._ref=e.ref,n.documentStore=t.Store.load(e.documentStore),n.tokenStore=t.TokenStore.load(e.tokenStore),n.corpusTokens=t.SortedSet.load(e.corpusTokens),n.pipeline=t.Pipeline.load(e.pipeline),n},t.Index.prototype.field=function(t,e){var e=e||{},n={name:t,boost:e.boost||1};return this._fields.push(n),this},t.Index.prototype.ref=function(t){return this._ref=t,this},t.Index.prototype.add=function(e,n){var i={},o=new t.SortedSet,r=e[this._ref],n=void 0===n?!0:n;this._fields.forEach(function(n){var r=this.pipeline.run(t.tokenizer(e[n.name]));i[n.name]=r,t.SortedSet.prototype.add.apply(o,r)},this),this.documentStore.set(r,o),t.SortedSet.prototype.add.apply(this.corpusTokens,o.toArray());for(var s=0;s<o.length;s++){var a=o.elements[s],h=this._fields.reduce(function(t,e){var n=i[e.name].length;if(!n)return t;var o=i[e.name].filter(function(t){return t===a}).length;return t+o/n*e.boost},0);this.tokenStore.add(a,{ref:r,tf:h})}n&&this.eventEmitter.emit("add",e,this)},t.Index.prototype.remove=function(t,e){var n=t[this._ref],e=void 0===e?!0:e;if(this.documentStore.has(n)){var i=this.documentStore.get(n);this.documentStore.remove(n),i.forEach(function(t){this.tokenStore.remove(t,n)},this),e&&this.eventEmitter.emit("remove",t,this)}},t.Index.prototype.update=function(t,e){var e=void 0===e?!0:e;this.remove(t,!1),this.add(t,!1),e&&this.eventEmitter.emit("update",t,this)},t.Index.prototype.idf=function(t){var e="@"+t;if(Object.prototype.hasOwnProperty.call(this._idfCache,e))return this._idfCache[e];var n=this.tokenStore.count(t),i=1;return n>0&&(i=1+Math.log(this.documentStore.length/n)),this._idfCache[e]=i},t.Index.prototype.search=function(e){var n=this.pipeline.run(t.tokenizer(e)),i=new t.Vector,o=[],r=this._fields.reduce(function(t,e){return t+e.boost},0),s=n.some(function(t){return this.tokenStore.has(t)},this);if(!s)return[];n.forEach(function(e,n,s){var a=1/s.length*this._fields.length*r,h=this,l=this.tokenStore.expand(e).reduce(function(n,o){var r=h.corpusTokens.indexOf(o),s=h.idf(o),l=1,u=new t.SortedSet;if(o!==e){var c=Math.max(3,o.length-e.length);l=1/Math.log(c)}return r>-1&&i.insert(r,a*s*l),Object.keys(h.tokenStore.get(o)).forEach(function(t){u.add(t)}),n.union(u)},new t.SortedSet);o.push(l)},this);var a=o.reduce(function(t,e){return t.intersect(e)});return a.map(function(t){return{ref:t,score:i.similarity(this.documentVector(t))}},this).sort(function(t,e){return e.score-t.score})},t.Index.prototype.documentVector=function(e){for(var n=this.documentStore.get(e),i=n.length,o=new t.Vector,r=0;i>r;r++){var s=n.elements[r],a=this.tokenStore.get(s)[e].tf,h=this.idf(s);o.insert(this.corpusTokens.indexOf(s),a*h)}return o},t.Index.prototype.toJSON=function(){return{version:t.version,fields:this._fields,ref:this._ref,documentStore:this.documentStore.toJSON(),tokenStore:this.tokenStore.toJSON(),corpusTokens:this.corpusTokens.toJSON(),pipeline:this.pipeline.toJSON()}},t.Index.prototype.use=function(t){var e=Array.prototype.slice.call(arguments,1);e.unshift(this),t.apply(this,e)},t.Store=function(){this.store={},this.length=0},t.Store.load=function(e){var n=new this;return n.length=e.length,n.store=Object.keys(e.store).reduce(function(n,i){return n[i]=t.SortedSet.load(e.store[i]),n},{}),n},t.Store.prototype.set=function(t,e){this.has(t)||this.length++,this.store[t]=e},t.Store.prototype.get=function(t){return this.store[t]},t.Store.prototype.has=function(t){return t in this.store},t.Store.prototype.remove=function(t){this.has(t)&&(delete this.store[t],this.length--)},t.Store.prototype.toJSON=function(){return{store:this.store,length:this.length}},t.stemmer=function(){var t={ational:"ate",tional:"tion",enci:"ence",anci:"ance",izer:"ize",bli:"ble",alli:"al",entli:"ent",eli:"e",ousli:"ous",ization:"ize",ation:"ate",ator:"ate",alism:"al",iveness:"ive",fulness:"ful",ousness:"ous",aliti:"al",iviti:"ive",biliti:"ble",logi:"log"},e={icate:"ic",ative:"",alize:"al",iciti:"ic",ical:"ic",ful:"",ness:""},n="[^aeiou]",i="[aeiouy]",o=n+"[^aeiouy]*",r=i+"[aeiou]*",s="^("+o+")?"+r+o,a="^("+o+")?"+r+o+"("+r+")?$",h="^("+o+")?"+r+o+r+o,l="^("+o+")?"+i,u=new RegExp(s),c=new RegExp(h),f=new RegExp(a),d=new RegExp(l),p=/^(.+?)(ss|i)es$/,m=/^(.+?)([^s])s$/,v=/^(.+?)eed$/,y=/^(.+?)(ed|ing)$/,g=/.$/,S=/(at|bl|iz)$/,w=new RegExp("([^aeiouylsz])\\1$"),x=new RegExp("^"+o+i+"[^aeiouwxy]$"),k=/^(.+?[^aeiou])y$/,b=/^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/,E=/^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/,_=/^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/,F=/^(.+?)(s|t)(ion)$/,O=/^(.+?)e$/,P=/ll$/,N=new RegExp("^"+o+i+"[^aeiouwxy]$"),T=function(n){var i,o,r,s,a,h,l;if(n.length<3)return n;if(r=n.substr(0,1),"y"==r&&(n=r.toUpperCase()+n.substr(1)),s=p,a=m,s.test(n)?n=n.replace(s,"$1$2"):a.test(n)&&(n=n.replace(a,"$1$2")),s=v,a=y,s.test(n)){var T=s.exec(n);s=u,s.test(T[1])&&(s=g,n=n.replace(s,""))}else if(a.test(n)){var T=a.exec(n);i=T[1],a=d,a.test(i)&&(n=i,a=S,h=w,l=x,a.test(n)?n+="e":h.test(n)?(s=g,n=n.replace(s,"")):l.test(n)&&(n+="e"))}if(s=k,s.test(n)){var T=s.exec(n);i=T[1],n=i+"i"}if(s=b,s.test(n)){var T=s.exec(n);i=T[1],o=T[2],s=u,s.test(i)&&(n=i+t[o])}if(s=E,s.test(n)){var T=s.exec(n);i=T[1],o=T[2],s=u,s.test(i)&&(n=i+e[o])}if(s=_,a=F,s.test(n)){var T=s.exec(n);i=T[1],s=c,s.test(i)&&(n=i)}else if(a.test(n)){var T=a.exec(n);i=T[1]+T[2],a=c,a.test(i)&&(n=i)}if(s=O,s.test(n)){var T=s.exec(n);i=T[1],s=c,a=f,h=N,(s.test(i)||a.test(i)&&!h.test(i))&&(n=i)}return s=P,a=c,s.test(n)&&a.test(n)&&(s=g,n=n.replace(s,"")),"y"==r&&(n=r.toLowerCase()+n.substr(1)),n};return T}(),t.Pipeline.registerFunction(t.stemmer,"stemmer"),t.stopWordFilter=function(e){return e&&t.stopWordFilter.stopWords[e]!==e?e:void 0},t.stopWordFilter.stopWords={a:"a",able:"able",about:"about",across:"across",after:"after",all:"all",almost:"almost",also:"also",am:"am",among:"among",an:"an",and:"and",any:"any",are:"are",as:"as",at:"at",be:"be",because:"because",been:"been",but:"but",by:"by",can:"can",cannot:"cannot",could:"could",dear:"dear",did:"did","do":"do",does:"does",either:"either","else":"else",ever:"ever",every:"every","for":"for",from:"from",get:"get",got:"got",had:"had",has:"has",have:"have",he:"he",her:"her",hers:"hers",him:"him",his:"his",how:"how",however:"however",i:"i","if":"if","in":"in",into:"into",is:"is",it:"it",its:"its",just:"just",least:"least",let:"let",like:"like",likely:"likely",may:"may",me:"me",might:"might",most:"most",must:"must",my:"my",neither:"neither",no:"no",nor:"nor",not:"not",of:"of",off:"off",often:"often",on:"on",only:"only",or:"or",other:"other",our:"our",own:"own",rather:"rather",said:"said",say:"say",says:"says",she:"she",should:"should",since:"since",so:"so",some:"some",than:"than",that:"that",the:"the",their:"their",them:"them",then:"then",there:"there",these:"these",they:"they","this":"this",tis:"tis",to:"to",too:"too",twas:"twas",us:"us",wants:"wants",was:"was",we:"we",were:"were",what:"what",when:"when",where:"where",which:"which","while":"while",who:"who",whom:"whom",why:"why",will:"will","with":"with",would:"would",yet:"yet",you:"you",your:"your"},t.Pipeline.registerFunction(t.stopWordFilter,"stopWordFilter"),t.trimmer=function(t){var e=t.replace(/^\W+/,"").replace(/\W+$/,"");return""===e?void 0:e},t.Pipeline.registerFunction(t.trimmer,"trimmer"),t.TokenStore=function(){this.root={docs:{}},this.length=0},t.TokenStore.load=function(t){var e=new this;return e.root=t.root,e.length=t.length,e},t.TokenStore.prototype.add=function(t,e,n){var n=n||this.root,i=t[0],o=t.slice(1);return i in n||(n[i]={docs:{}}),0===o.length?(n[i].docs[e.ref]=e,void(this.length+=1)):this.add(o,e,n[i])},t.TokenStore.prototype.has=function(t){if(!t)return!1;for(var e=this.root,n=0;n<t.length;n++){if(!e[t[n]])return!1;e=e[t[n]]}return!0},t.TokenStore.prototype.getNode=function(t){if(!t)return{};for(var e=this.root,n=0;n<t.length;n++){if(!e[t[n]])return{};e=e[t[n]]}return e},t.TokenStore.prototype.get=function(t,e){return this.getNode(t,e).docs||{}},t.TokenStore.prototype.count=function(t,e){return Object.keys(this.get(t,e)).length},t.TokenStore.prototype.remove=function(t,e){if(t){for(var n=this.root,i=0;i<t.length;i++){if(!(t[i]in n))return;n=n[t[i]]}delete n.docs[e]}},t.TokenStore.prototype.expand=function(t,e){var n=this.getNode(t),i=n.docs||{},e=e||[];return Object.keys(i).length&&e.push(t),Object.keys(n).forEach(function(n){"docs"!==n&&e.concat(this.expand(t+n,e))},this),e},t.TokenStore.prototype.toJSON=function(){return{root:this.root,length:this.length}},function(t,e){"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.exports=e():t.lunr=e()}(this,function(){return t})}();
+!function(){var t=function(e){var n=new t.Index;return n.pipeline.add(t.trimmer,t.stopWordFilter,t.stemmer),e&&e.call(n,n),n};t.version="0.6.0",t.utils={},t.utils.warn=function(t){return function(e){t.console&&console.warn&&console.warn(e)}}(this),t.utils.asString=function(t){return void 0===t||null===t?"":t.toString()},t.EventEmitter=function(){this.events={}},t.EventEmitter.prototype.addListener=function(){var t=Array.prototype.slice.call(arguments),e=t.pop(),n=t;if("function"!=typeof e)throw new TypeError("last argument must be a function");n.forEach(function(t){this.hasHandler(t)||(this.events[t]=[]),this.events[t].push(e)},this)},t.EventEmitter.prototype.removeListener=function(t,e){if(this.hasHandler(t)){var n=this.events[t].indexOf(e);this.events[t].splice(n,1),this.events[t].length||delete this.events[t]}},t.EventEmitter.prototype.emit=function(t){if(this.hasHandler(t)){var e=Array.prototype.slice.call(arguments,1);this.events[t].forEach(function(t){t.apply(void 0,e)})}},t.EventEmitter.prototype.hasHandler=function(t){return t in this.events},t.tokenizer=function(e){return arguments.length&&null!=e&&void 0!=e?Array.isArray(e)?e.map(function(e){return t.utils.asString(e).toLowerCase()}):e.toString().trim().toLowerCase().split(t.tokenizer.seperator):[]},t.tokenizer.seperator=/[\s\-]+/,t.Pipeline=function(){this._stack=[]},t.Pipeline.registeredFunctions={},t.Pipeline.registerFunction=function(e,n){n in this.registeredFunctions&&t.utils.warn("Overwriting existing registered function: "+n),e.label=n,t.Pipeline.registeredFunctions[e.label]=e},t.Pipeline.warnIfFunctionNotRegistered=function(e){var n=e.label&&e.label in this.registeredFunctions;n||t.utils.warn("Function is not registered with pipeline. This may cause problems when serialising the index.\n",e)},t.Pipeline.load=function(e){var n=new t.Pipeline;return e.forEach(function(e){var i=t.Pipeline.registeredFunctions[e];if(!i)throw new Error("Cannot load un-registered function: "+e);n.add(i)}),n},t.Pipeline.prototype.add=function(){var e=Array.prototype.slice.call(arguments);e.forEach(function(e){t.Pipeline.warnIfFunctionNotRegistered(e),this._stack.push(e)},this)},t.Pipeline.prototype.after=function(e,n){t.Pipeline.warnIfFunctionNotRegistered(n);var i=this._stack.indexOf(e);if(-1==i)throw new Error("Cannot find existingFn");i+=1,this._stack.splice(i,0,n)},t.Pipeline.prototype.before=function(e,n){t.Pipeline.warnIfFunctionNotRegistered(n);var i=this._stack.indexOf(e);if(-1==i)throw new Error("Cannot find existingFn");this._stack.splice(i,0,n)},t.Pipeline.prototype.remove=function(t){var e=this._stack.indexOf(t);-1!=e&&this._stack.splice(e,1)},t.Pipeline.prototype.run=function(t){for(var e=[],n=t.length,i=this._stack.length,r=0;n>r;r++){for(var o=t[r],s=0;i>s&&(o=this._stack[s](o,r,t),void 0!==o&&""!==o);s++);void 0!==o&&""!==o&&e.push(o)}return e},t.Pipeline.prototype.reset=function(){this._stack=[]},t.Pipeline.prototype.toJSON=function(){return this._stack.map(function(e){return t.Pipeline.warnIfFunctionNotRegistered(e),e.label})},t.Vector=function(){this._magnitude=null,this.list=void 0,this.length=0},t.Vector.Node=function(t,e,n){this.idx=t,this.val=e,this.next=n},t.Vector.prototype.insert=function(e,n){this._magnitude=void 0;var i=this.list;if(!i)return this.list=new t.Vector.Node(e,n,i),this.length++;if(e<i.idx)return this.list=new t.Vector.Node(e,n,i),this.length++;for(var r=i,o=i.next;void 0!=o;){if(e<o.idx)return r.next=new t.Vector.Node(e,n,o),this.length++;r=o,o=o.next}return r.next=new t.Vector.Node(e,n,o),this.length++},t.Vector.prototype.magnitude=function(){if(this._magnitude)return this._magnitude;for(var t,e=this.list,n=0;e;)t=e.val,n+=t*t,e=e.next;return this._magnitude=Math.sqrt(n)},t.Vector.prototype.dot=function(t){for(var e=this.list,n=t.list,i=0;e&&n;)e.idx<n.idx?e=e.next:e.idx>n.idx?n=n.next:(i+=e.val*n.val,e=e.next,n=n.next);return i},t.Vector.prototype.similarity=function(t){return this.dot(t)/(this.magnitude()*t.magnitude())},t.SortedSet=function(){this.length=0,this.elements=[]},t.SortedSet.load=function(t){var e=new this;return e.elements=t,e.length=t.length,e},t.SortedSet.prototype.add=function(){var t,e;for(t=0;t<arguments.length;t++)e=arguments[t],~this.indexOf(e)||this.elements.splice(this.locationFor(e),0,e);this.length=this.elements.length},t.SortedSet.prototype.toArray=function(){return this.elements.slice()},t.SortedSet.prototype.map=function(t,e){return this.elements.map(t,e)},t.SortedSet.prototype.forEach=function(t,e){return this.elements.forEach(t,e)},t.SortedSet.prototype.indexOf=function(t){for(var e=0,n=this.elements.length,i=n-e,r=e+Math.floor(i/2),o=this.elements[r];i>1;){if(o===t)return r;t>o&&(e=r),o>t&&(n=r),i=n-e,r=e+Math.floor(i/2),o=this.elements[r]}return o===t?r:-1},t.SortedSet.prototype.locationFor=function(t){for(var e=0,n=this.elements.length,i=n-e,r=e+Math.floor(i/2),o=this.elements[r];i>1;)t>o&&(e=r),o>t&&(n=r),i=n-e,r=e+Math.floor(i/2),o=this.elements[r];return o>t?r:t>o?r+1:void 0},t.SortedSet.prototype.intersect=function(e){for(var n=new t.SortedSet,i=0,r=0,o=this.length,s=e.length,a=this.elements,h=e.elements;;){if(i>o-1||r>s-1)break;a[i]!==h[r]?a[i]<h[r]?i++:a[i]>h[r]&&r++:(n.add(a[i]),i++,r++)}return n},t.SortedSet.prototype.clone=function(){var e=new t.SortedSet;return e.elements=this.toArray(),e.length=e.elements.length,e},t.SortedSet.prototype.union=function(t){var e,n,i;return this.length>=t.length?(e=this,n=t):(e=t,n=this),i=e.clone(),i.add.apply(i,n.toArray()),i},t.SortedSet.prototype.toJSON=function(){return this.toArray()},t.Index=function(){this._fields=[],this._ref="id",this.pipeline=new t.Pipeline,this.documentStore=new t.Store,this.tokenStore=new t.TokenStore,this.corpusTokens=new t.SortedSet,this.eventEmitter=new t.EventEmitter,this._idfCache={},this.on("add","remove","update",function(){this._idfCache={}}.bind(this))},t.Index.prototype.on=function(){var t=Array.prototype.slice.call(arguments);return this.eventEmitter.addListener.apply(this.eventEmitter,t)},t.Index.prototype.off=function(t,e){return this.eventEmitter.removeListener(t,e)},t.Index.load=function(e){e.version!==t.version&&t.utils.warn("version mismatch: current "+t.version+" importing "+e.version);var n=new this;return n._fields=e.fields,n._ref=e.ref,n.documentStore=t.Store.load(e.documentStore),n.tokenStore=t.TokenStore.load(e.tokenStore),n.corpusTokens=t.SortedSet.load(e.corpusTokens),n.pipeline=t.Pipeline.load(e.pipeline),n},t.Index.prototype.field=function(t,e){var e=e||{},n={name:t,boost:e.boost||1};return this._fields.push(n),this},t.Index.prototype.ref=function(t){return this._ref=t,this},t.Index.prototype.add=function(e,n){var i={},r=new t.SortedSet,o=e[this._ref],n=void 0===n?!0:n;this._fields.forEach(function(n){var o=this.pipeline.run(t.tokenizer(e[n.name]));i[n.name]=o,t.SortedSet.prototype.add.apply(r,o)},this),this.documentStore.set(o,r),t.SortedSet.prototype.add.apply(this.corpusTokens,r.toArray());for(var s=0;s<r.length;s++){var a=r.elements[s],h=this._fields.reduce(function(t,e){var n=i[e.name].length;if(!n)return t;var r=i[e.name].filter(function(t){return t===a}).length;return t+r/n*e.boost},0);this.tokenStore.add(a,{ref:o,tf:h})}n&&this.eventEmitter.emit("add",e,this)},t.Index.prototype.remove=function(t,e){var n=t[this._ref],e=void 0===e?!0:e;if(this.documentStore.has(n)){var i=this.documentStore.get(n);this.documentStore.remove(n),i.forEach(function(t){this.tokenStore.remove(t,n)},this),e&&this.eventEmitter.emit("remove",t,this)}},t.Index.prototype.update=function(t,e){var e=void 0===e?!0:e;this.remove(t,!1),this.add(t,!1),e&&this.eventEmitter.emit("update",t,this)},t.Index.prototype.idf=function(t){var e="@"+t;if(Object.prototype.hasOwnProperty.call(this._idfCache,e))return this._idfCache[e];var n=this.tokenStore.count(t),i=1;return n>0&&(i=1+Math.log(this.documentStore.length/n)),this._idfCache[e]=i},t.Index.prototype.search=function(e){var n=this.pipeline.run(t.tokenizer(e)),i=new t.Vector,r=[],o=this._fields.reduce(function(t,e){return t+e.boost},0),s=n.some(function(t){return this.tokenStore.has(t)},this);if(!s)return[];n.forEach(function(e,n,s){var a=1/s.length*this._fields.length*o,h=this,u=this.tokenStore.expand(e).reduce(function(n,r){var o=h.corpusTokens.indexOf(r),s=h.idf(r),u=1,l=new t.SortedSet;if(r!==e){var c=Math.max(3,r.length-e.length);u=1/Math.log(c)}o>-1&&i.insert(o,a*s*u);for(var f=h.tokenStore.get(r),p=Object.keys(f),d=p.length,v=0;d>v;v++)l.add(f[p[v]].ref);return n.union(l)},new t.SortedSet);r.push(u)},this);var a=r.reduce(function(t,e){return t.intersect(e)});return a.map(function(t){return{ref:t,score:i.similarity(this.documentVector(t))}},this).sort(function(t,e){return e.score-t.score})},t.Index.prototype.documentVector=function(e){for(var n=this.documentStore.get(e),i=n.length,r=new t.Vector,o=0;i>o;o++){var s=n.elements[o],a=this.tokenStore.get(s)[e].tf,h=this.idf(s);r.insert(this.corpusTokens.indexOf(s),a*h)}return r},t.Index.prototype.toJSON=function(){return{version:t.version,fields:this._fields,ref:this._ref,documentStore:this.documentStore.toJSON(),tokenStore:this.tokenStore.toJSON(),corpusTokens:this.corpusTokens.toJSON(),pipeline:this.pipeline.toJSON()}},t.Index.prototype.use=function(t){var e=Array.prototype.slice.call(arguments,1);e.unshift(this),t.apply(this,e)},t.Store=function(){this.store={},this.length=0},t.Store.load=function(e){var n=new this;return n.length=e.length,n.store=Object.keys(e.store).reduce(function(n,i){return n[i]=t.SortedSet.load(e.store[i]),n},{}),n},t.Store.prototype.set=function(t,e){this.has(t)||this.length++,this.store[t]=e},t.Store.prototype.get=function(t){return this.store[t]},t.Store.prototype.has=function(t){return t in this.store},t.Store.prototype.remove=function(t){this.has(t)&&(delete this.store[t],this.length--)},t.Store.prototype.toJSON=function(){return{store:this.store,length:this.length}},t.stemmer=function(){var t={ational:"ate",tional:"tion",enci:"ence",anci:"ance",izer:"ize",bli:"ble",alli:"al",entli:"ent",eli:"e",ousli:"ous",ization:"ize",ation:"ate",ator:"ate",alism:"al",iveness:"ive",fulness:"ful",ousness:"ous",aliti:"al",iviti:"ive",biliti:"ble",logi:"log"},e={icate:"ic",ative:"",alize:"al",iciti:"ic",ical:"ic",ful:"",ness:""},n="[^aeiou]",i="[aeiouy]",r=n+"[^aeiouy]*",o=i+"[aeiou]*",s="^("+r+")?"+o+r,a="^("+r+")?"+o+r+"("+o+")?$",h="^("+r+")?"+o+r+o+r,u="^("+r+")?"+i,l=new RegExp(s),c=new RegExp(h),f=new RegExp(a),p=new RegExp(u),d=/^(.+?)(ss|i)es$/,v=/^(.+?)([^s])s$/,m=/^(.+?)eed$/,g=/^(.+?)(ed|ing)$/,y=/.$/,S=/(at|bl|iz)$/,w=new RegExp("([^aeiouylsz])\\1$"),x=new RegExp("^"+r+i+"[^aeiouwxy]$"),k=/^(.+?[^aeiou])y$/,b=/^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/,E=/^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/,_=/^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/,F=/^(.+?)(s|t)(ion)$/,O=/^(.+?)e$/,P=/ll$/,N=new RegExp("^"+r+i+"[^aeiouwxy]$"),T=function(n){var i,r,o,s,a,h,u;if(n.length<3)return n;if(o=n.substr(0,1),"y"==o&&(n=o.toUpperCase()+n.substr(1)),s=d,a=v,s.test(n)?n=n.replace(s,"$1$2"):a.test(n)&&(n=n.replace(a,"$1$2")),s=m,a=g,s.test(n)){var T=s.exec(n);s=l,s.test(T[1])&&(s=y,n=n.replace(s,""))}else if(a.test(n)){var T=a.exec(n);i=T[1],a=p,a.test(i)&&(n=i,a=S,h=w,u=x,a.test(n)?n+="e":h.test(n)?(s=y,n=n.replace(s,"")):u.test(n)&&(n+="e"))}if(s=k,s.test(n)){var T=s.exec(n);i=T[1],n=i+"i"}if(s=b,s.test(n)){var T=s.exec(n);i=T[1],r=T[2],s=l,s.test(i)&&(n=i+t[r])}if(s=E,s.test(n)){var T=s.exec(n);i=T[1],r=T[2],s=l,s.test(i)&&(n=i+e[r])}if(s=_,a=F,s.test(n)){var T=s.exec(n);i=T[1],s=c,s.test(i)&&(n=i)}else if(a.test(n)){var T=a.exec(n);i=T[1]+T[2],a=c,a.test(i)&&(n=i)}if(s=O,s.test(n)){var T=s.exec(n);i=T[1],s=c,a=f,h=N,(s.test(i)||a.test(i)&&!h.test(i))&&(n=i)}return s=P,a=c,s.test(n)&&a.test(n)&&(s=y,n=n.replace(s,"")),"y"==o&&(n=o.toLowerCase()+n.substr(1)),n};return T}(),t.Pipeline.registerFunction(t.stemmer,"stemmer"),t.generateStopWordFilter=function(t){var e=t.reduce(function(t,e){return t[e]=e,t},{});return function(t){return t&&e[t]!==t?t:void 0}},t.stopWordFilter=t.generateStopWordFilter(["a","able","about","across","after","all","almost","also","am","among","an","and","any","are","as","at","be","because","been","but","by","can","cannot","could","dear","did","do","does","either","else","ever","every","for","from","get","got","had","has","have","he","her","hers","him","his","how","however","i","if","in","into","is","it","its","just","least","let","like","likely","may","me","might","most","must","my","neither","no","nor","not","of","off","often","on","only","or","other","our","own","rather","said","say","says","she","should","since","so","some","than","that","the","their","them","then","there","these","they","this","tis","to","too","twas","us","wants","was","we","were","what","when","where","which","while","who","whom","why","will","with","would","yet","you","your"]),t.Pipeline.registerFunction(t.stopWordFilter,"stopWordFilter"),t.trimmer=function(t){return t.replace(/^\W+/,"").replace(/\W+$/,"")},t.Pipeline.registerFunction(t.trimmer,"trimmer"),t.TokenStore=function(){this.root={docs:{}},this.length=0},t.TokenStore.load=function(t){var e=new this;return e.root=t.root,e.length=t.length,e},t.TokenStore.prototype.add=function(t,e,n){var n=n||this.root,i=t.charAt(0),r=t.slice(1);return i in n||(n[i]={docs:{}}),0===r.length?(n[i].docs[e.ref]=e,void(this.length+=1)):this.add(r,e,n[i])},t.TokenStore.prototype.has=function(t){if(!t)return!1;for(var e=this.root,n=0;n<t.length;n++){if(!e[t.charAt(n)])return!1;e=e[t.charAt(n)]}return!0},t.TokenStore.prototype.getNode=function(t){if(!t)return{};for(var e=this.root,n=0;n<t.length;n++){if(!e[t.charAt(n)])return{};e=e[t.charAt(n)]}return e},t.TokenStore.prototype.get=function(t,e){return this.getNode(t,e).docs||{}},t.TokenStore.prototype.count=function(t,e){return Object.keys(this.get(t,e)).length},t.TokenStore.prototype.remove=function(t,e){if(t){for(var n=this.root,i=0;i<t.length;i++){if(!(t.charAt(i)in n))return;n=n[t.charAt(i)]}delete n.docs[e]}},t.TokenStore.prototype.expand=function(t,e){var n=this.getNode(t),i=n.docs||{},e=e||[];return Object.keys(i).length&&e.push(t),Object.keys(n).forEach(function(n){"docs"!==n&&e.concat(this.expand(t+n,e))},this),e},t.TokenStore.prototype.toJSON=function(){return{root:this.root,length:this.length}},function(t,e){"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.exports=e():t.lunr=e()}(this,function(){return t})}();

package.json

 {
   "name": "lunr",
   "description": "Simple full-text search in your browser.",
-  "version": "0.5.12",
+  "version": "0.6.0",
   "author": "Oliver Nightingale",
@@ -6,0 +6,0 @@ "keywords": ["search"],

test/pipeline_test.js

@@ -168,2 +168,22 @@ module('lunr.Pipeline', {
 
+test("run should filter out any empty string values at each stage in the pipeline", function () {
+  var pipeline = new lunr.Pipeline,
+      fn2Count = 0,
+      fn1 = function (t) {
+        if (t === "foo") {
+          return ""
+        } else {
+          return t
+        }
+      },
+      fn2 = function (t) { fn2Count++ ; return t }
+
+  pipeline.add(fn1, fn2)
+
+  var output = pipeline.run(["foo", "bar", "baz", ""])
+  equal(fn2Count, 2)
+  equal(output.length, 2)
+  deepEqual(output, ["bar", "baz"])
+})
+
 test('toJSON', function () {
@@ -170,0 +190,0 @@ var pipeline = new lunr.Pipeline,

test/search_test.js

@@ -78,1 +78,24 @@ module('search', {
 })
+
+test('ref type is not changed to a string', function () {
+  var idx = new lunr.Index
+  idx.field('type')
+
+  var objKey = {},
+      arrKey = [],
+      dateKey = new Date,
+      numKey = 1,
+      strKey = "foo"
+
+  idx.add({id: objKey, type: "object"})
+  idx.add({id: arrKey, type: "array"})
+  idx.add({id: dateKey, type: "date"})
+  idx.add({id: numKey, type: "number"})
+  idx.add({id: strKey, type: "string"})
+
+  deepEqual(idx.search("object")[0].ref, objKey)
+  deepEqual(idx.search("array")[0].ref, arrKey)
+  deepEqual(idx.search("date")[0].ref, dateKey)
+  deepEqual(idx.search("number")[0].ref, numKey)
+  deepEqual(idx.search("string")[0].ref, strKey)
+})

test/tokenizer_test.js

@@ -18,3 +18,3 @@ module('lunr.tokenizer')
 
-test('handling arrays', function () {
+test('handling arrays of strings', function () {
   var tags = ['foo', 'bar'],
@@ -26,2 +26,9 @@ tokens = lunr.tokenizer(tags)
 
+test('handling arrays with undefined or null values', function () {
+  var arr = ['foo', undefined, null, 'bar'],
+      tokens = lunr.tokenizer(arr)
+
+  deepEqual(tokens, ['foo', '', '', 'bar'])
+})
+
 test('handling multiple white spaces', function () {
@@ -28,0 +35,0 @@ var testString = '  foo    bar  ',

test/trimmer_test.js

@@ -28,6 +28,1 @@ module('lunr.trimmer')
 })
-
-test('empty tokens should return undefined', function () {
-  var token = '???'
-  equal(lunr.trimmer(token), void 0)
-})

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Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

2952073

increased by0.25%

Lines of code

27627

increased by0.53%

Worsened metrics

Number of package files

93

decreased by-1.06%

No dependency changes