rsnext/packages/next/build/output/store.ts
JJ Kasper aac50e4501
Add error message for AMP bind syntax (#6865)
* Add error message for AMP bind syntax

* Fix custom AMP scripts getting dropped

* Add data.js to package.json to include it
in releases
2019-04-02 17:32:07 -05:00

77 lines
2.1 KiB
TypeScript

import chalk from 'chalk'
import createStore from 'next/dist/compiled/unistore'
import readline from 'readline'
import { onExit } from './exit'
import stripAnsi from 'strip-ansi'
export type OutputState =
| { bootstrap: true; appUrl: string | null }
| ({ bootstrap: false; appUrl: string | null } & (
| { loading: true }
| {
loading: false
errors: string[] | null
warnings: string[] | null
}))
export const store = createStore<OutputState>({ appUrl: null, bootstrap: true })
process.stdout.write('\n'.repeat(process.stdout.rows || 1))
process.stdout.write('\u001b[?25l')
onExit(() => {
process.stdout.write('\u001b[?25h')
})
store.subscribe(state => {
if (process.stdout.isTTY) {
readline.cursorTo(process.stdout, 0, 0)
readline.clearScreenDown(process.stdout)
}
if (state.bootstrap) {
console.log(chalk.cyan('Starting the development server ...'))
if (state.appUrl) {
console.log()
console.log(` > Waiting on ${state.appUrl!}`)
}
return
}
if (state.loading) {
console.log('Compiling ...')
return
}
if (state.errors) {
console.log(chalk.red('Failed to compile.'))
console.log()
const cleanError = stripAnsi(state.errors[0])
if (cleanError.indexOf('SyntaxError') > -1) {
const matches = cleanError.match(/\[.*\]=/)
if (matches) {
for (const match of matches) {
const prop = (match.split(']').shift() || '').substr(1)
console.log(`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`)
}
console.log()
return
}
}
console.log(state.errors[0])
return
}
if (state.warnings) {
console.log(chalk.yellow('Compiled with warnings.'))
console.log()
console.log(state.warnings.join('\n\n'))
return
}
console.log(chalk.green('Compiled successfully!'))
if (state.appUrl) {
console.log()
console.log(` > Ready on ${state.appUrl!}`)
}
console.log()
console.log('Note that pages will be compiled when you first load them.')
})