reapack

commit 77ca71712b3c6f5b58e3ef3da64c9e653ea7178a
parent 3b2fee25962b9155a1aa3141a4fa2392629c2569
Author: cfillion <cfillion@users.noreply.github.com>
Date:   Thu,  1 Sep 2016 23:07:27 -0400

filter: make "NOT NOT" cancel itself

Diffstat:
M
src/filter.cpp
 | 
3
+--
M
test/filter.cpp
 | 
6
++++++

2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/src/filter.cpp b/src/filter.cpp
@@ -36,7 +36,6 @@ void Filter::set(const string &input)
   bool append = false;
 
   auto push = [&] {
-
     size_t size = token.buf.size();
 
     if(!size)
@@ -50,7 +49,7 @@ void Filter::set(const string &input)
       }
       else if(token.buf == "NOT") {
         token.buf.clear();
-        token.flags |= NotFlag;
+        token.flags ^= NotFlag;
         return;
       }
     }
diff --git a/test/filter.cpp b/test/filter.cpp
@@ -232,6 +232,12 @@ TEST_CASE("NOT operator", M) {
     REQUIRE(f.match({"hello bacon"}));
     REQUIRE(f.match({"hello", "bacon"}));
   }
+
+  SECTION("NOT NOT") {
+    f.set("NOT NOT hello");
+    REQUIRE(f.match({"hello"}));
+    REQUIRE_FALSE(f.match({"world"}));
+  }
 }
 
 TEST_CASE("empty filter", M) {