1 files changed, 18 insertions, 0 deletions
diff --git a/src/globalsAugment.d.ts b/src/globalsAugment.d.ts
new file mode 100644
index 000000000..bb8cd625d
--- /dev/null
+++ b/src/globalsAugment.d.ts
@@ -0,0 +1,18 @@
+import BigNumber from 'bignumber.js';
+
+declare global {
+    /* tslint:disable */
+    namespace Chai {
+        interface NumberComparer {
+            (value: number|BigNumber, message?: string): Assertion;
+        }
+        interface NumericComparison {
+            greaterThan: NumberComparer;
+        }
+    }
+    /* tslint:enable */
+    interface DecodedLogArg {
+        name: string;
+        value: string|BigNumber;
+    }
+}