generated from garrettmills/template-npm-typescript
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51 lines
1.2 KiB
51 lines
1.2 KiB
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/** Alias for a value that might come in a Promise. */
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export type Awaitable<T> = T | Promise<T>
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/** String that has been decrypted. */
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export type DecodedValue = string
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/** String that has been encrypted. */
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export type EncodedValue = string
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/** A key used for encryption. */
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export type KeyValue = string
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/**
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* Interface that designates a particular value as able to be constructed.
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*/
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export interface Instantiable<T> {
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new(...args: any[]): T
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}
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/**
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* Returns true if the given value is instantiable.
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* @param what
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*/
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export function isInstantiable<T>(what: unknown): what is Instantiable<T> {
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return (
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Boolean(what)
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&& (typeof what === 'object' || typeof what === 'function')
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&& (what !== null)
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&& 'constructor' in what
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&& typeof what.constructor === 'function'
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)
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}
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/**
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* Serialized payload of a given value.
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*/
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export type EncodedPayload<T> = string
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/**
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* Determines that a given item is a valid serialized payload.
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* @param what
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*/
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export function isEncodedPayload(what: unknown): what is EncodedPayload<unknown> {
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if ( typeof what !== 'string' ) {
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return false
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}
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return what.startsWith('multicrypt:')
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}
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