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happyincent/yupHelper.ts

Created February 16, 2023 07:33
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A workaround to get autocomplete work in yup.object with Partial keys of an existing type.
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yupHelper.ts
type Shape<T, K extends keyof T> = { [key in K]?: yup.ISchema<T[key]> | ReturnType<typeof yup.ref<T[key]>> };
export type YupObjectType<T> = Pick<T, keyof T>;
export type YupObjectShape<T> = Shape<T, keyof T>;
// Usage: yup.object<YupObjectType<T>, YupObjectShape<T>>({ ... })
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