e7110a0347
* Asynchronously check for type errors * Add TODO * Fix webpack invalidation * Show TypeScript error in dev client
89 lines
2.1 KiB
TypeScript
89 lines
2.1 KiB
TypeScript
import createStore from 'next/dist/compiled/unistore'
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import stripAnsi from 'strip-ansi'
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import * as Log from './log'
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export type OutputState =
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| { bootstrap: true; appUrl: string | null }
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| ({ bootstrap: false; appUrl: string | null } & (
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| { loading: true }
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| {
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loading: false
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typeChecking: boolean
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errors: string[] | null
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warnings: string[] | null
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}
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))
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export const store = createStore<OutputState>({ appUrl: null, bootstrap: true })
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let lastStore: OutputState = {} as any
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function hasStoreChanged(nextStore: OutputState) {
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if (
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[...new Set([...Object.keys(lastStore), ...Object.keys(nextStore)])].every(
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key => Object.is((lastStore as any)[key], (nextStore as any)[key])
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)
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) {
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return false
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}
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lastStore = nextStore
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return true
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}
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store.subscribe(state => {
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if (!hasStoreChanged(state)) {
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return
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}
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if (state.bootstrap) {
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Log.wait('starting the development server ...')
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if (state.appUrl) {
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Log.info(`waiting on ${state.appUrl} ...`)
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}
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return
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}
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if (state.loading) {
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Log.wait('compiling ...')
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return
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}
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if (state.errors) {
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Log.error(state.errors[0])
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const cleanError = stripAnsi(state.errors[0])
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if (cleanError.indexOf('SyntaxError') > -1) {
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const matches = cleanError.match(/\[.*\]=/)
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if (matches) {
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for (const match of matches) {
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const prop = (match.split(']').shift() || '').substr(1)
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console.log(
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`AMP bind syntax [${prop}]='' is not supported in JSX, use 'data-amp-bind-${prop}' instead. https://err.sh/zeit/next.js/amp-bind-jsx-alt`
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)
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}
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return
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}
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}
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return
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}
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if (state.warnings) {
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Log.warn(state.warnings.join('\n\n'))
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if (state.appUrl) {
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Log.info(`ready on ${state.appUrl}`)
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}
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return
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}
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if (state.typeChecking) {
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Log.info('bundled successfully, waiting for typecheck results ...')
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return
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}
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Log.ready(
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'compiled successfully' +
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(state.appUrl ? ` (ready on ${state.appUrl})` : '')
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)
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})
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