From 77f0742b100978a8a2f119974f8054c4089a1154 Mon Sep 17 00:00:00 2001
From: Tom Wardrop <tom@tomwardrop.com>
Date: Tue, 19 Dec 2017 09:42:09 +1000
Subject: [PATCH] Added word boundaries options

Added option to allow searching only at the beginning of word boundaries
---
 lib/sifter.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/sifter.js b/lib/sifter.js
index 31adec6..9d3f0cf 100644
--- a/lib/sifter.js
+++ b/lib/sifter.js
@@ -45,7 +45,7 @@
 	 * @param {string} query
 	 * @returns {array}
 	 */
-	Sifter.prototype.tokenize = function(query) {
+	Sifter.prototype.tokenize = function(query, respect_word_boundaries) {
 		query = trim(String(query || '').toLowerCase());
 		if (!query || !query.length) return [];
 
@@ -62,6 +62,7 @@
 					}
 				}
 			}
+			if (respect_word_boundaries) regex = "\\b"+regex
 			tokens.push({
 				string : words[i],
 				regex  : new RegExp(regex, 'i')
@@ -318,7 +319,7 @@
 		return {
 			options : options,
 			query   : String(query || '').toLowerCase(),
-			tokens  : this.tokenize(query),
+			tokens  : this.tokenize(query, options.respect_word_boundaries),
 			total   : 0,
 			items   : []
 		};