From 99df28542530c3ec0da6b311793e1bb43f7a870a Mon Sep 17 00:00:00 2001
From: Jan Prochazka <jan.prochazka@gmail.com>
Date: Thu, 21 May 2020 15:20:20 +0200
Subject: [PATCH] bit filters

---
 packages/filterparser/src/parseFilter.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/filterparser/src/parseFilter.ts b/packages/filterparser/src/parseFilter.ts
index f6a24d53e..655ec04dc 100644
--- a/packages/filterparser/src/parseFilter.ts
+++ b/packages/filterparser/src/parseFilter.ts
@@ -135,6 +135,8 @@ const createParser = (filterType: FilterType) => {
     notEmpty: (r) => r.not.then(r.empty).map(unaryCondition('isNotEmpty')),
     true: () => word('TRUE').map(binaryFixedValueCondition(1)),
     false: () => word('FALSE').map(binaryFixedValueCondition(0)),
+    trueNum: () => word('1').map(binaryFixedValueCondition(1)),
+    falseNum: () => word('0').map(binaryFixedValueCondition(0)),
     eq: (r) => word('=').then(r.value).map(binaryCondition('=')),
     ne: (r) => word('!=').then(r.value).map(binaryCondition('<>')),
     lt: (r) => word('<').then(r.value).map(binaryCondition('<')),
@@ -170,7 +172,7 @@ const createParser = (filterType: FilterType) => {
       'endsWithNot',
       'containsNot'
     );
-  if (filterType == 'logical') allowedElements.push('true', 'false');
+  if (filterType == 'logical') allowedElements.push('true', 'false', 'trueNum', 'falseNum');
 
   // must be last
   if (filterType == 'string') allowedElements.push('valueTestStr');