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TypeScript Version: 2.4.0
Code
interface ITest { optional?: string; } function test(param: ITest): void { } class Test { } test({ whatever: 0, optional: "" }); //<-- compiler doesn't allow this test(test); //<-- compiler allows this test(Test); //<-- compiler allows this test(new Test()); //<-- compiler allows this
Expected behavior: Passing any object of any type that doesn't match with at least one of the properties defined in the weak type, should fail.
Actual behavior: Only object literals that don't at least partially match are not allowed to be passed.
TypeScript Version: 2.4.0
Code
Expected behavior:
Passing any object of any type that doesn't match with at least one of the properties defined in the weak type, should fail.
Actual behavior:
Only object literals that don't at least partially match are not allowed to be passed.