refactor(iframe): [PKG-IFRAME-04] preserve types across module consumers

refactor/fixtures/consumers/iframe-workspace.ts

@@ -0,0 +1,37 @@
+import Iframe from 'artplayer-tool-iframe'
+
+type Equal<A, B> = (<T>() => T extends A ? 1 : 2) extends (<T>() => T extends B ? 1 : 2) ? true : false
+type Assert<T extends true> = T
+interface OldMessage { type: string, data: any, id?: number }
+type ExactConstructor = Assert<Equal<ConstructorParameters<typeof Iframe>, [option: { iframe: HTMLIFrameElement, url: string }]>>
+type ExactMessage = Assert<Equal<Parameters<Iframe['postMessage']>, [message: OldMessage]>>
+type ExactStaticReceiver = Assert<Equal<ReturnType<typeof Iframe.onMessage>, void>>
+type ExactCallbacks = Assert<Equal<Iframe['promises'], Record<number, { resove: (...args: any[]) => any, reject: (...args: any[]) => any }>>>
+type ExactCallback = Assert<Equal<Iframe['messageCallback'], (...args: any[]) => any>>
+
+declare const frame: HTMLIFrameElement
+const tool: Iframe = new Iframe({ iframe: frame, url: '/iframe.html' })
+const message: OldMessage = { type: 'custom', data: { enabled: true }, id: 1 }
+Iframe.postMessage(message)
+Iframe.inject()
+const staticResult: void = Iframe.onMessage(new MessageEvent('message', { data: message }))
+tool.onMessage(new MessageEvent('message', { data: message }))
+const custom: Promise<any> = tool.postMessage(message)
+const sync: Promise<number> = tool.commit(() => {
+  return 1
+})
+const nested: Promise<Promise<number>> = tool.commit(() => {
+  return Promise.resolve(1)
+})
+const resolver: Promise<void> = tool.commit((resolve: (value: number) => void) => {
+  resolve(1)
+})
+tool.message((value, additional) => [value, additional])
+tool.promises[1] = { resove: (...args: any[]) => args, reject: (...args: any[]) => args }
+tool.promises[1].resove(1, 2)
+tool.promises[1].reject(new Error('old'))
+const replacement: typeof Iframe.onMessage = () => {}
+const enabled: boolean = Iframe.iframe
+tool.destroy()
+void [staticResult, custom, sync, nested, resolver, replacement, enabled]
+export type { ExactCallback, ExactCallbacks, ExactConstructor, ExactMessage, ExactStaticReceiver }