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/* eslint-disable @typescript-eslint/array-type */
export type FunctionPropertyNames<T> = {
[K in keyof T]: T[K] extends Function ? K : never
}[keyof T]
export type FunctionProperties<T> = Pick<T, FunctionPropertyNames<T>>
export type PickWith<T, KT extends keyof T, V> = {
[P in KT]: T[P] extends V ? V : never
}
export type PickWithOpt<T, KT extends keyof T, V> = {
[P in KT]?: T[P] extends V ? V : never
}
// https://github.com/krzkaczor/ts-essentials Rocks!
export type DeepPartial<T> = {
[P in keyof T]?: T[P] extends Array<infer U>
? Array<DeepPartial<U>>
: T[P] extends ReadonlyArray<infer U>
? ReadonlyArray<DeepPartial<U>>
: DeepPartial<T[P]>
}
type Primitive = string | Function | number | boolean | Symbol | undefined | null
export type DeepOmitHelper<T, K extends keyof T> = {
[P in K]: // extra level of indirection needed to trigger homomorhic behavior
T[P] extends infer TP // distribute over unions
? TP extends Primitive
? TP // leave primitives and functions alone
: TP extends any[]
? DeepOmitArray<TP, K> // Array special handling
: DeepOmit<TP, K>
: never
}
export type DeepOmit<T, K> = T extends Primitive ? T : DeepOmitHelper<T, Exclude<keyof T, K>>
export type DeepOmitArray<T extends any[], K> = {
[P in keyof T]: DeepOmit<T[P], K>
}
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