mirror of
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9 lines
215 B
TypeScript
9 lines
215 B
TypeScript
export type Mutable<T> = {
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-readonly[P in keyof T]: T[P]
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}
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export type Overwrite<T, O> = Omit<T, keyof O> & O
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export type MarkNonNullable<T, K extends keyof T> = Overwrite<T, {
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[P in K]-?: NonNullable<T[P]>
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}>
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