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tests/cases/compiler/a.js(7,7): error TS2375: Type '{ value: undefined; }' is not assignable to type 'A' with 'exactOptionalPropertyTypes: true'. Consider adding 'undefined' to the types of the target's properties.
Types of property 'value' are incompatible.
Type 'undefined' is not assignable to type 'number'.
tests/cases/compiler/a.js(14,7): error TS2375: Type '{ value: undefined; }' is not assignable to type 'B' with 'exactOptionalPropertyTypes: true'. Consider adding 'undefined' to the types of the target's properties.
Types of property 'value' are incompatible.
Type 'undefined' is not assignable to type 'number'.
==== tests/cases/compiler/a.js (2 errors) ====
/**
* @typedef {object} A
* @property {number} [value]
*/
/** @type {A} */
const a = { value: undefined }; // error
~
!!! error TS2375: Type '{ value: undefined; }' is not assignable to type 'A' with 'exactOptionalPropertyTypes: true'. Consider adding 'undefined' to the types of the target's properties.
!!! error TS2375: Types of property 'value' are incompatible.
!!! error TS2375: Type 'undefined' is not assignable to type 'number'.
/**
* @typedef {{ value?: number }} B
*/
/** @type {B} */
const b = { value: undefined }; // error
~
!!! error TS2375: Type '{ value: undefined; }' is not assignable to type 'B' with 'exactOptionalPropertyTypes: true'. Consider adding 'undefined' to the types of the target's properties.
!!! error TS2375: Types of property 'value' are incompatible.
!!! error TS2375: Type 'undefined' is not assignable to type 'number'.
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