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https://github.com/cypress-io/cypress.git
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Barthélémy Ledoux
b4996ff148
* feat: allow to use typescritpt in the config file * add end to end test * test: add test for the default config file ts * tests: add a tests for language conflict * fix: only compile typescript if main file is ts Co-authored-by: Zach Bloomquist <github@chary.us> Co-authored-by: Zach Bloomquist <github@chary.us>
83 lines
2.6 KiB
JavaScript
83 lines
2.6 KiB
JavaScript
require('graceful-fs').gracefulify(require('fs'))
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const stripAnsi = require('strip-ansi')
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const debug = require('debug')('cypress:server:require_async:child')
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const tsNodeUtil = require('./ts_node')
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const util = require('../plugins/util')
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const ipc = util.wrapIpc(process)
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require('./suppress_warnings').suppress()
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const { file, projectRoot } = require('minimist')(process.argv.slice(2))
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let tsRegistered = false
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run(ipc, file, projectRoot)
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/**
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* runs and returns the passed `requiredFile` file in the ipc `load` event
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* @param {*} ipc Inter Process Comunication protocol
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* @param {*} requiredFile the file we are trying to load
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* @param {*} projectRoot the root of the typescript project (useful mainly for tsnode)
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* @returns
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*/
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function run (ipc, requiredFile, projectRoot) {
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debug('requiredFile:', requiredFile)
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debug('projectRoot:', projectRoot)
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if (!projectRoot) {
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throw new Error('Unexpected: projectRoot should be a string')
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}
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if (!tsRegistered && requiredFile.endsWith('.ts')) {
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debug('register typescript for required file')
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tsNodeUtil.register(projectRoot, requiredFile)
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// ensure typescript is only registered once
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tsRegistered = true
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}
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process.on('uncaughtException', (err) => {
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debug('uncaught exception:', util.serializeError(err))
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ipc.send('error', util.serializeError(err))
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return false
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})
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process.on('unhandledRejection', (event) => {
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const err = (event && event.reason) || event
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debug('unhandled rejection:', util.serializeError(err))
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ipc.send('error', util.serializeError(err))
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return false
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})
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ipc.on('load', () => {
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try {
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debug('try loading', requiredFile)
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const exp = require(requiredFile)
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const result = exp.default || exp
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ipc.send('loaded', result)
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debug('config %o', result)
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} catch (err) {
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if (err.name === 'TSError') {
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// beause of this https://github.com/TypeStrong/ts-node/issues/1418
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// we have to do this https://stackoverflow.com/questions/25245716/remove-all-ansi-colors-styles-from-strings/29497680
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const cleanMessage = stripAnsi(err.message)
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// replace the first line with better text (remove potentially misleading word TypeScript for example)
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.replace(/^.*\n/g, 'Error compiling file\n')
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ipc.send('load:error', err.name, requiredFile, cleanMessage)
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} else {
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const realErrorCode = err.code || err.name
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debug('failed to load file:%s\n%s: %s', requiredFile, realErrorCode, err.message)
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ipc.send('load:error', realErrorCode, requiredFile, err.message)
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}
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}
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})
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}
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