Set CommonJS module format when transpiling TS code

packages/server/__snapshots__/1_typescript_support_spec.ts.js

@@ -225,3 +225,20 @@ exports['e2e typescript project passes 1'] = `
 
 
 `
+
+exports['typescript with tsconfig run'] = `
+  (Run Finished)
+
+
+       Spec                                              Tests  Passing  Failing  Pending  Skipped  
+  ┌────────────────────────────────────────────────────────────────────────────────────────────────┐
+  │ ✔  app_spec.ts                              XX:XX        1        1        -        -        - │
+  ├────────────────────────────────────────────────────────────────────────────────────────────────┤
+  │ ✔  js-spec.js                               XX:XX        2        2        -        -        - │
+  ├────────────────────────────────────────────────────────────────────────────────────────────────┤
+  │ ✔  math.ts                                  XX:XX        -        -        -        -        - │
+  └────────────────────────────────────────────────────────────────────────────────────────────────┘
+    ✔  All specs passed!                        XX:XX        3        3        -        -        -  
+
+
+`

packages/server/lib/plugins/child/run_plugins.js

@@ -12,6 +12,7 @@ const preprocessor = require('./preprocessor')
 const task = require('./task')
 const util = require('../util')
 const validateEvent = require('./validate_event')
+const tsNodeOptions = require('../../util/ts-node-options')
 
 const ARRAY_METHODS = ['concat', 'push', 'unshift', 'slice', 'pop', 'shift', 'slice', 'splice', 'filter', 'map', 'forEach', 'reduce', 'reverse', 'splice', 'includes']
 
@@ -160,6 +161,10 @@ let tsRegistered = false
 
 module.exports = (ipc, pluginsFile, projectRoot) => {
   debug('pluginsFile:', pluginsFile)
+  debug('project root:', projectRoot)
+  if (!projectRoot) {
+    throw new Error('Unexpected: projectRoot should be a string')
+  }
 
   process.on('uncaughtException', (err) => {
     debug('uncaught exception:', util.serializeError(err))
@@ -180,21 +185,18 @@ module.exports = (ipc, pluginsFile, projectRoot) => {
   if (!tsRegistered) {
     try {
       const tsPath = resolve.sync('typescript', {
-        basedir: this.projectRoot,
+        basedir: projectRoot,
       })
 
-      debug('typescript path: %s', tsPath)
+      const tsOptions = tsNodeOptions.getTsNodeOptions(tsPath)
 
-      tsnode.register({
-        compiler: tsPath,
-        transpileOnly: true,
-        compilerOptions: {
+      debug('typescript path: %s', tsPath)
+      debug('registering plugins TS with options %o', tsOptions)
 
-          esModuleInterop: true,
-        },
-      })
+      tsnode.register(tsOptions)
     } catch (e) {
-      debug(`typescript doesn't exist. ts-node setup passed.`)
+      debug('typescript doesn\'t exist. ts-node setup failed.')
+      debug('error message: %s', e.message)
     }
 
     // ensure typescript is only registered once

packages/server/lib/plugins/resolve.js

@@ -19,6 +19,10 @@ module.exports = {
         basedir: config.projectRoot,
       }
 
+      if (!config.projectRoot) {
+        throw new Error('Config is missing projet root')
+      }
+
       debug('resolving typescript with options %o', options)
 
       const resolved = resolve.sync('typescript', options)

packages/server/lib/project.js

@@ -31,6 +31,7 @@ const keys = require('./util/keys')
 const settings = require('./util/settings')
 const specsUtil = require('./util/specs')
 const { escapeFilenameInUrl } = require('./util/escape_filename')
+const tsNodeOptions = require('./util/ts-node-options')
 
 const localCwd = cwd()
 
@@ -107,14 +108,15 @@ class Project extends EE {
           basedir: this.projectRoot,
         })
 
+        const tsOptions = tsNodeOptions.getTsNodeOptions(tsPath)
+
         debug('typescript path: %s', tsPath)
+        debug('registering project TS with options %o', tsOptions)
 
-        tsnode.register({
-          compiler: tsPath,
-          transpileOnly: true,
-        })
+        tsnode.register(tsOptions)
       } catch (e) {
-        debug(`typescript doesn't exist. ts-node setup passed.`)
+        debug(`typescript doesn't exist. ts-node setup failed.`)
+        debug('error message %s', e.message)
       }
 
       return cfg

packages/server/lib/util/ts-node-options.js

@@ -0,0 +1,29 @@
+// returns options for ts-node registration
+// https://github.com/TypeStrong/ts-node
+const _ = require('lodash')
+
+/**
+ * Default ts - node options.We want to output CommonJS modules.
+ * And we want to run fast - thus transpile only mode (no type checking)
+*/
+const tsOptions = {
+  transpileOnly: true,
+  compilerOptions: {
+    module: 'CommonJS',
+    esModuleInterop: true,
+  },
+}
+
+/**
+ * Returns combined object with ts-node options.
+ * @param {string} tsPath Path to TypeScript
+ */
+function getTsNodeOptions (tsPath) {
+  const merged = _.cloneDeep(tsOptions)
+
+  merged.compiler = tsPath
+
+  return merged
+}
+
+module.exports = { getTsNodeOptions }

packages/server/test/e2e/1_typescript_support_spec.ts

@@ -1,6 +1,8 @@
 const e2e = require('../support/helpers/e2e')
 const Fixtures = require('../support/helpers/fixtures')
 
+const snapshot = require('snap-shot-it')
+
 describe('e2e typescript', function () {
   e2e.setup({ npmInstall: true })
 
@@ -27,4 +29,19 @@ describe('e2e typescript', function () {
       snapshot: true,
     })
   })
+
+  it('handles tsconfig with module other than commonjs', function () {
+    const projPath = Fixtures.projectPath('ts-proj-with-own-tsconfig')
+
+    return e2e.exec(this, {
+      project: projPath,
+      config: {
+        video: false,
+      },
+    }).then((result) => {
+      const runSummary = e2e.leaveRunFinishedTable(e2e.normalizeStdout(result.stdout))
+
+      snapshot('typescript with tsconfig run', runSummary)
+    })
+  })
 })

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress.json

@@ -0,0 +1 @@
+{}

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress/integration/app_spec.ts

@@ -0,0 +1,5 @@
+import { add } from './math'
+
+it('is true', () => {
+  expect(add(1, 2)).to.eq(3)
+})

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress/integration/js-spec.js

@@ -0,0 +1,11 @@
+import { add } from './math'
+
+describe('JS spec', () => {
+  it('adds 2 and 2 together', () => {
+    expect(add(2, 2)).to.equal(4)
+  })
+
+  it('calls task', () => {
+    cy.task('hello', 'TS').should('equal', 'Hello, TS!')
+  })
+})

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress/integration/math.ts

@@ -0,0 +1,3 @@
+export const add = (a: number, b: number) => {
+  return a + b
+}

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress/plugins/greeting.ts

@@ -0,0 +1,3 @@
+export const asyncGreeting = async (greeting) => {
+  return Promise.resolve(`Hello, ${greeting}!`)
+}

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress/plugins/index.ts

@@ -0,0 +1,8 @@
+/// <reference types="cypress" />
+import { asyncGreeting } from './greeting'
+
+export default (on: Cypress.PluginEvents, config: Cypress.PluginConfigOptions) => {
+  on('task', {
+    hello: asyncGreeting,
+  })
+}

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress/support/commands.ts

@@ -0,0 +1,6 @@
+/// <reference types="cypress" />
+
+// Copied an example command from https://on.cypress.io/custom-commands
+Cypress.Commands.add('clickLink', (label: string | number | RegExp) => {
+  cy.get('a').contains(label).click()
+})

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/cypress/support/index.ts

@@ -0,0 +1,20 @@
+// ***********************************************************
+// This example support/index.js is processed and
+// loaded automatically before your test files.
+//
+// This is a great place to put global configuration and
+// behavior that modifies Cypress.
+//
+// You can change the location of this file or turn off
+// automatically serving support files with the
+// 'supportFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/configuration
+// ***********************************************************
+
+// Import commands.js using ES2015 syntax:
+import './commands'
+
+// Alternatively you can use CommonJS syntax:
+// require('./commands')

packages/server/test/support/fixtures/projects/ts-proj-with-own-tsconfig/tsconfig.json

@@ -0,0 +1,6 @@
+{
+  "compilerOptions": {
+    "module": "esnext",
+    "importHelpers": true
+  }
+}

packages/server/test/unit/project_spec.js

@@ -351,6 +351,10 @@ This option will not have an effect in Some-other-name. Tests that rely on web s
           expect(register).to.be.calledWith({
             transpileOnly: true,
             compiler: projTsPath,
+            compilerOptions: {
+              module: 'CommonJS',
+              esModuleInterop: true,
+            },
           })
         })
       })

yarn.lock

@@ -5483,9 +5483,9 @@ aws-sdk@2.447.0:
     xml2js "0.4.19"
 
 aws-sdk@^2.389.0:
-  version "2.666.0"
-  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.666.0.tgz#4cd4f6bea920e3ef3192bf113aa9c606a307a709"
-  integrity sha512-m4m4eHs/F7SRW0OnvxRWyrAyqcQE7kyVnfwyrhA7P0w92FOmmu+tw6JKI5LZNVBsaj2VBAfPn72V6nWzP3IIlw==
+  version "2.667.0"
+  resolved "https://registry.yarnpkg.com/aws-sdk/-/aws-sdk-2.667.0.tgz#9d45b5fe90038bfba88a892112251d87af19b2f5"
+  integrity sha512-CDeMyqblfGlj/xUSp1/G1b9Tb4LDTid5CYrBW9FyBqMg6JIiXkaEN3b4oK2VjS18Xv1eth5LJAbYNMxjfHfKjw==
   dependencies:
     buffer "4.9.1"
     events "1.1.1"
@@ -10227,9 +10227,9 @@ electron-publish@22.3.6:
     mime "^2.4.4"
 
 electron-to-chromium@^1.3.413:
-  version "1.3.425"
-  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.425.tgz#96b7b5aa9115e42baf59be88d2432c9f406128c4"
-  integrity sha512-JTEOWiqCY4snuKuQAaFy0z6LK2Gdb8Lojkd/csQwpNHgMUF8I6QRjGVKk44IH46dHQhUFKzr4o6zxZrtDBjc2Q==
+  version "1.3.426"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.426.tgz#d7301de9e40df83a40fe1f51b4463cfe170d1153"
+  integrity sha512-sdQ7CXQbFflKY5CU63ra+kIYq9F7d1OqI33856qJZxTrwo0sLASdmoRl9lWpGrQDS9Nk/RFliQWd3PPDrZ+Meg==
 
 electron@8.2.3:
   version "8.2.3"
@@ -13252,12 +13252,13 @@ has@^1.0.0, has@^1.0.3:
     function-bind "^1.1.1"
 
 hash-base@^3.0.0:
-  version "3.0.4"
-  resolved "https://registry.yarnpkg.com/hash-base/-/hash-base-3.0.4.tgz#5fc8686847ecd73499403319a6b0a3f3f6ae4918"
-  integrity sha1-X8hoaEfs1zSZQDMZprCj8/auSRg=
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/hash-base/-/hash-base-3.1.0.tgz#55c381d9e06e1d2997a883b4a3fddfe7f0d3af33"
+  integrity sha512-1nmYp/rhMDiE7AYkDw+lLwlAzz0AntGIe51F3RfFfEqyQ3feY2eI/NcwC6umIQVOASPMsWJLJScWKSSvzL9IVA==
   dependencies:
-    inherits "^2.0.1"
-    safe-buffer "^5.0.1"
+    inherits "^2.0.4"
+    readable-stream "^3.6.0"
+    safe-buffer "^5.2.0"
 
 hash.js@^1.0.0, hash.js@^1.0.3:
   version "1.1.7"
@@ -17531,11 +17532,16 @@ module-not-found-error@^1.0.0:
   resolved "https://registry.yarnpkg.com/module-not-found-error/-/module-not-found-error-1.0.1.tgz#cf8b4ff4f29640674d6cdd02b0e3bc523c2bbdc0"
   integrity sha1-z4tP9PKWQGdNbN0CsOO8UjwrvcA=
 
-moment@2.24.0, moment@^2.18.1, moment@^2.19.1, moment@^2.9.0:
+moment@2.24.0:
   version "2.24.0"
   resolved "https://registry.yarnpkg.com/moment/-/moment-2.24.0.tgz#0d055d53f5052aa653c9f6eb68bb5d12bf5c2b5b"
   integrity sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg==
 
+moment@^2.18.1, moment@^2.19.1, moment@^2.9.0:
+  version "2.25.0"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.25.0.tgz#e961ab9a5848a1cf2c52b1af4e6c82a8401e7fe9"
+  integrity sha512-vbrf6kJGpevOxmDRvCCvGuCSXvRj93264WcFzjm3Z3pV4lfjrXll8rvSP+EbmCte64udj1LkJMILxQnjXAQBzg==
+
 moo@^0.5.0:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/moo/-/moo-0.5.1.tgz#7aae7f384b9b09f620b6abf6f74ebbcd1b65dbc4"
@@ -20541,7 +20547,7 @@ read@1, read@~1.0.1:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-"readable-stream@2 || 3", readable-stream@^3.0.2, readable-stream@^3.0.6, readable-stream@^3.1.1, readable-stream@^3.4.0:
+"readable-stream@2 || 3", readable-stream@^3.0.2, readable-stream@^3.0.6, readable-stream@^3.1.1, readable-stream@^3.4.0, readable-stream@^3.6.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
   integrity sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==
@@ -23992,9 +23998,9 @@ typescript@^3.0.3, typescript@^3.6.4:
   integrity sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w==
 
 typescript@next:
-  version "4.0.0-dev.20200430"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.0-dev.20200430.tgz#4316bdb47f9c7339f3c6155a7430b461bc62b595"
-  integrity sha512-cF8I0/7zTJqcgh2Xo8D85qKXHJb5Sy74Y6emU6tKvydqhey0BhEwd4BgnOqW9vP8+ZMGioRYfED1lIzZN4g9dg==
+  version "4.0.0-dev.20200501"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.0-dev.20200501.tgz#9a54727bd719102d947a5ecf584ccc985dccb94b"
+  integrity sha512-RQvw3/R3//3hNxzeTJ4sbiuX9qjrpoIU6VxD+QquHHaJXf67P3yfIcV9hNFqd2QvrUiFPGM3KN08ahWkEN56bA==
 
 ua-parser-js@^0.7.18:
   version "0.7.21"