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tests/cases/compiler/assignmentCompatFunctionsWithOptionalArgs.ts(1,10): error TS2391: Function implementation is missing or not immediately following the declaration.
tests/cases/compiler/assignmentCompatFunctionsWithOptionalArgs.ts(4,5): error TS2345: Argument of type '{ id: number; name: boolean; }' is not assignable to parameter of type '{ id: number; name?: string; }'.
Types of property 'name' are incompatible.
Type 'boolean' is not assignable to type 'string'.
tests/cases/compiler/assignmentCompatFunctionsWithOptionalArgs.ts(5,5): error TS2345: Argument of type '{ name: string; }' is not assignable to parameter of type '{ id: number; name?: string; }'.
Property 'id' is missing in type '{ name: string; }'.
==== tests/cases/compiler/assignmentCompatFunctionsWithOptionalArgs.ts (3 errors) ====
function foo(x: { id: number; name?: string; }): void;
~~~
!!! error TS2391: Function implementation is missing or not immediately following the declaration.
foo({ id: 1234 }); // Ok
foo({ id: 1234, name: "hello" }); // Ok
foo({ id: 1234, name: false }); // Error, name of wrong type
~~~~~~~~~~~~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ id: number; name: boolean; }' is not assignable to parameter of type '{ id: number; name?: string; }'.
!!! error TS2345: Types of property 'name' are incompatible.
!!! error TS2345: Type 'boolean' is not assignable to type 'string'.
foo({ name: "hello" }); // Error, id required but missing
~~~~~~~~~~~~~~~~~
!!! error TS2345: Argument of type '{ name: string; }' is not assignable to parameter of type '{ id: number; name?: string; }'.
!!! error TS2345: Property 'id' is missing in type '{ name: string; }'.
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