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25 lines
837 B
TypeScript
25 lines
837 B
TypeScript
import type { App } from 'vue'
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type OptionalKeys<T extends Record<string, unknown>> = {
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[K in keyof T]: T extends Record<K, T[K]>
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? never
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: K
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}[keyof T]
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type RequiredKeys<T extends Record<string, unknown>> = Exclude<keyof T, OptionalKeys<T>>
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type MonoArgEmitter<T, Keys extends keyof T> = <K extends Keys>(evt: K, arg?: T[K]) => void
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type BiArgEmitter<T, Keys extends keyof T> = <K extends Keys>(evt: K, arg: T[K]) => void
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export type EventEmitter<T extends Record<string, unknown>> =
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MonoArgEmitter<T, OptionalKeys<T>> & BiArgEmitter<T, RequiredKeys<T>>
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export type AnyFunction<T> = (...args: any[]) => T
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export type PartialReturnType<T extends (...args: unknown[]) => unknown> = Partial<ReturnType<T>>
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export type SFCWithInstall<T> = T & { install(app: App): void; }
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export type RefElement = Nullable<HTMLElement>
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