From 353eeca339e060eb4a03e0b67343086854a5e5d7 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Sun, 15 Oct 2017 18:55:34 +0200
Subject: add missing typeof, makes unit tests pass

---
 src/checkable.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/checkable.ts b/src/checkable.ts
index 0e437839e..8e942d7cc 100644
--- a/src/checkable.ts
+++ b/src/checkable.ts
@@ -216,7 +216,8 @@ export namespace Checkable {
           type: target,
         }, ["(root)"]);
         if (opts.validate) {
-          if (target.validate !== "function") {
+          if (typeof target.validate !== "function") {
+            console.error("target", target);
             throw Error("invalid Checkable annotion: validate method required");
           }
           // May throw exception
-- 
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