From ea4588be44afa53cdff2908edcff6ab93adbd6cd Mon Sep 17 00:00:00 2001
From: Danila Fedorin <danila.fedorin@gmail.com>
Date: Sat, 23 Sep 2017 15:43:07 -0700
Subject: [PATCH] Add more descriptive message to context exceptions.

---
 .../main/kotlin/org/nwapw/abacus/context/ChainSearchDelegate.kt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/main/kotlin/org/nwapw/abacus/context/ChainSearchDelegate.kt b/core/src/main/kotlin/org/nwapw/abacus/context/ChainSearchDelegate.kt
index 64d933a..7f4e21a 100644
--- a/core/src/main/kotlin/org/nwapw/abacus/context/ChainSearchDelegate.kt
+++ b/core/src/main/kotlin/org/nwapw/abacus/context/ChainSearchDelegate.kt
@@ -24,7 +24,7 @@ class ChainSearchDelegate<out V>(private val valueGetter: EvaluationContext.() -
             currentRef = currentRef.parent ?: break
             returnedValue = currentRef.valueGetter()
         }
-        return returnedValue ?: throw ContextException()
+        return returnedValue ?: throw ContextException("context chain does not contain value")
     }
 
 }
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