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johnmai-dev · Oct 1, 2024 · b9d18be · b9d18be
1 parent 9a879d0
commit b9d18be
Showing 1 changed file with 5 additions and 8 deletions.
diff --git a/Sources/Parser.swift b/Sources/Parser.swift
@@ -187,21 +187,18 @@ func parse(tokens: [Token]) throws -> Program {
         while typeof(.is) {
             current += 1
             let negate = typeof(.not)
-
             if negate {
                 current += 1
             }
-
             var filter = try parsePrimaryExpression()
-
-            if let boolLiteralFlter = filter as? BoolLiteral {
-                filter = Identifier(value: String(boolLiteralFlter.value))
+            if let boolLiteralFilter = filter as? BoolLiteral {
+                filter = Identifier(value: String(boolLiteralFilter.value))
+            } else if let nullLiteralFilter = filter as? NullLiteral {
+                filter = Identifier(value: "none")
             }
-
             if let test = filter as? Identifier {
                 operand = TestExpression(operand: operand as! Expression, negate: negate, test: test)
-            }
-            else {
+            } else {
                 throw JinjaError.syntax("Expected identifier for the test")
             }
         }