From 4dc517401a2d01d34455498ff805e81f7f4f2674 Mon Sep 17 00:00:00 2001
From: Stephen Blott
Date: Tue, 13 Nov 2012 22:18:06 +0000
Subject: Smartcase matching for vomnibar. Vomnibar queries are case
 insensitive, unless the query contains a capital letter.

---
 background_scripts/completion.coffee | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'background_scripts')

diff --git a/background_scripts/completion.coffee b/background_scripts/completion.coffee
index 28bb1afa..c99a94cb 100644
--- a/background_scripts/completion.coffee
+++ b/background_scripts/completion.coffee
@@ -355,7 +355,10 @@ RegexpCache =
     # Avoid cost of constructing new strings if prefix/suffix are empty (which is expected to be a common case).
     regexpString = prefix + regexpString if prefix
     regexpString = regexpString + suffix if suffix
-    @cache[regexpString] ||= new RegExp(regexpString, "i")
+    return @cache[regexpString] if @cache[regexpString]
+    # Smartcase: regexp is case insensitive, unless `string` contains a capital letter.
+    modifier = if /[A-Z]/.test string then "" else "i"
+    @cache[regexpString] = new RegExp(regexpString, modifier)
 
 # Provides cached access to Chrome's history. As the user browses to new pages, we add those pages to this
 # history cache.
-- 
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