diff options
Diffstat (limited to 'src/checkable.ts')
| -rw-r--r-- | src/checkable.ts | 3 |
1 files changed, 2 insertions, 1 deletions
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 |