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feat: add registerRequireOnSelf on function

This commit is contained in:
Joe Previte 2021-07-09 15:42:16 -07:00
parent 670f0a152f
commit 911cb034f5
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GPG Key ID: 2C91590C6B742C24
3 changed files with 371 additions and 105 deletions
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179
src/browser/pages/vscode.ts
View File

@ -1,10 +1,8 @@
import { getOptions } from "../../common/util"
import { getOptions, Options } from "../../common/util"
import "../register"
const options = getOptions()
// TODO: Add proper types.
/* eslint-disable @typescript-eslint/no-explicit-any */
// TODO@jsjoeio: Add proper types.
type FixMeLater = any
// NOTE@jsjoeio
// This lives here ../../../lib/vscode/src/vs/base/common/platform.ts#L106
@ -19,7 +17,20 @@ type NlsConfiguration = {
_resolvedLanguagePackCoreLocation?: string
_corruptedFile?: string
_languagePackSupport?: boolean
loadBundle?: any
loadBundle?: FixMeLater
}
/**
* Helper function to create the path to the bundle
* for getNlsConfiguration.
*/
export function createBundlePath(_resolvedLanguagePackCoreLocation: string, bundle: string) {
// NOTE@jsjoeio - this comment was here before me
// Refers to operating systems that use a different path separator.
// Probably just Windows but we're not sure if "/" breaks on Windows
// so we'll leave it alone for now.
// FIXME: Only works if path separators are /.
return _resolvedLanguagePackCoreLocation + "/" + bundle.replace(/\//g, "!") + ".nls.json"
}
/**
@ -30,14 +41,10 @@ type NlsConfiguration = {
*
* Make sure to wrap this in a try/catch block when you call it.
**/
export function getNlsConfiguration(document: Document) {
export function getNlsConfiguration(_document: Document, base: string) {
const errorMsgPrefix = "[vscode]"
const nlsConfigElement = document?.getElementById(nlsConfigElementId)
const nlsConfig = nlsConfigElement?.getAttribute("data-settings")
if (!document) {
throw new Error(`${errorMsgPrefix} Could not parse NLS configuration. document is undefined.`)
}
const nlsConfigElement = _document?.getElementById(nlsConfigElementId)
const dataSettings = nlsConfigElement?.getAttribute("data-settings")
if (!nlsConfigElement) {
throw new Error(
@ -45,27 +52,34 @@ export function getNlsConfiguration(document: Document) {
)
}
if (!nlsConfig) {
if (!dataSettings) {
throw new Error(
`${errorMsgPrefix} Could not parse NLS configuration. Found nlsConfigElement but missing data-settings attribute.`,
)
}
return JSON.parse(nlsConfig) as NlsConfiguration
}
const nlsConfig = JSON.parse(dataSettings) as NlsConfiguration
try {
const nlsConfig = getNlsConfiguration(document)
if (nlsConfig._resolvedLanguagePackCoreLocation) {
const bundles = Object.create(null)
nlsConfig.loadBundle = (bundle: any, _language: any, cb: any): void => {
// NOTE@jsjoeio
// Not sure why we use Object.create(null) instead of {}
// They are not the same
// See: https://stackoverflow.com/a/15518712/3015595
// We copied this from ../../../lib/vscode/src/bootstrap.js#L143
const bundles: {
[key: string]: string
} = Object.create(null)
type LoadBundleCallback = (_: undefined, result?: string) => void
nlsConfig.loadBundle = (bundle: string, _language: string, cb: LoadBundleCallback): void => {
const result = bundles[bundle]
if (result) {
return cb(undefined, result)
}
// FIXME: Only works if path separators are /.
const path = nlsConfig._resolvedLanguagePackCoreLocation + "/" + bundle.replace(/\//g, "!") + ".nls.json"
fetch(`${options.base}/vscode/resource/?path=${encodeURIComponent(path)}`)
const path = createBundlePath(nlsConfig._resolvedLanguagePackCoreLocation || "", bundle)
fetch(`${base}/vscode/resource/?path=${encodeURIComponent(path)}`)
.then((response) => response.json())
.then((json) => {
bundles[bundle] = json
@ -74,17 +88,61 @@ try {
.catch(cb)
}
}
;(self.require as any) = {
return nlsConfig
}
type GetLoaderParams = {
nlsConfig: NlsConfiguration
options: Options
_window: Window
}
/**
* Link to types in the loader source repo
* https://github.com/microsoft/vscode-loader/blob/main/src/loader.d.ts#L280
*/
type Loader = {
baseUrl: string
recordStats: boolean
// TODO@jsjoeio: There don't appear to be any types for trustedTypes yet.
trustedTypesPolicy: FixMeLater
paths: {
[key: string]: string
}
"vs/nls": NlsConfiguration
}
/**
* A helper function which creates a script url if the value
* is valid.
*
* Extracted into a function to make it easier to test
*/
export function _createScriptURL(value: string, origin: string): string {
if (value.startsWith(origin)) {
return value
}
throw new Error(`Invalid script url: ${value}`)
}
/**
* A helper function to get the require loader
*
* This used by VSCode/code-server
* to load files.
*
* We extracted the logic into a function so that
* it's easier to test.
**/
export function getConfigurationForLoader({ nlsConfig, options, _window }: GetLoaderParams) {
const loader: Loader = {
// Without the full URL VS Code will try to load file://.
baseUrl: `${window.location.origin}${options.csStaticBase}/lib/vscode/out`,
recordStats: true,
// TODO: There don't appear to be any types for trustedTypes yet.
trustedTypesPolicy: (window as any).trustedTypes?.createPolicy("amdLoader", {
trustedTypesPolicy: (_window as FixMeLater).trustedTypes?.createPolicy("amdLoader", {
createScriptURL(value: string): string {
if (value.startsWith(window.location.origin)) {
return value
}
throw new Error(`Invalid script url: ${value}`)
return _createScriptURL(value, window.location.origin)
},
}),
paths: {
@ -100,25 +158,16 @@ try {
},
"vs/nls": nlsConfig,
}
} catch (error) {
console.error(error)
/* Probably fine. */
return loader
}
export function setBodyBackgroundToThemeBackgroundColor(document: Document, localStorage: Storage) {
/**
* Sets the body background color to match the theme.
*/
export function setBodyBackgroundToThemeBackgroundColor(_document: Document, _localStorage: Storage) {
const errorMsgPrefix = "[vscode]"
if (!document) {
throw new Error(`${errorMsgPrefix} Could not set body background to theme background color. Document is undefined.`)
}
if (!localStorage) {
throw new Error(
`${errorMsgPrefix} Could not set body background to theme background color. localStorage is undefined.`,
)
}
const colorThemeData = localStorage.getItem("colorThemeData")
const colorThemeData = _localStorage.getItem("colorThemeData")
if (!colorThemeData) {
throw new Error(
@ -155,14 +204,48 @@ export function setBodyBackgroundToThemeBackgroundColor(document: Document, loca
)
}
document.body.style.background = editorBgColor
_document.body.style.background = editorBgColor
return null
}
/**
* A helper function to encapsulate all the
* logic used in this file.
*
* We purposely include all of this in a single function
* so that it's easier to test.
*/
export function main(_document: Document | undefined, _window: Window | undefined, _localStorage: Storage | undefined) {
if (!_document) {
throw new Error(`document is undefined.`)
}
if (!_window) {
throw new Error(`window is undefined.`)
}
if (!_localStorage) {
throw new Error(`localStorage is undefined.`)
}
const options = getOptions()
const nlsConfig = getNlsConfiguration(_document, options.base)
const loader = getConfigurationForLoader({
nlsConfig,
options,
_window,
})
;(self.require as unknown as Loader) = loader
setBodyBackgroundToThemeBackgroundColor(_document, _localStorage)
}
try {
setBodyBackgroundToThemeBackgroundColor(document, localStorage)
main(document, window, localStorage)
} catch (error) {
console.error("Something went wrong setting the body background to the theme background color.")
console.error("[vscode] failed to initialize VS Code")
console.error(error)
}

295
test/unit/browser/pages/vscode.test.ts
View File

@ -5,48 +5,47 @@ import { JSDOM } from "jsdom"
import {
getNlsConfiguration,
nlsConfigElementId,
getConfigurationForLoader,
setBodyBackgroundToThemeBackgroundColor,
_createScriptURL,
main,
createBundlePath,
} from "../../../../src/browser/pages/vscode"
describe("vscode", () => {
describe("getNlsConfiguration", () => {
let _document: Document
beforeEach(() => {
const { window } = new JSDOM()
global.document = window.document
// We use underscores to not confuse with global values
const { window: _window } = new JSDOM()
_document = _window.document
})
it("should throw an error if Document is undefined", () => {
const errorMsgPrefix = "[vscode]"
const errorMessage = `${errorMsgPrefix} Could not parse NLS configuration. document is undefined.`
expect(() => {
getNlsConfiguration(undefined as any as Document)
}).toThrowError(errorMessage)
})
it("should throw an error if no nlsConfigElement", () => {
const errorMsgPrefix = "[vscode]"
const errorMessage = `${errorMsgPrefix} Could not parse NLS configuration. Could not find nlsConfigElement with id: ${nlsConfigElementId}`
expect(() => {
getNlsConfiguration(document)
getNlsConfiguration(_document, "")
}).toThrowError(errorMessage)
})
it("should throw an error if no nlsConfig", () => {
const mockElement = document.createElement("div")
const mockElement = _document.createElement("div")
mockElement.setAttribute("id", nlsConfigElementId)
document.body.appendChild(mockElement)
_document.body.appendChild(mockElement)
const errorMsgPrefix = "[vscode]"
const errorMessage = `${errorMsgPrefix} Could not parse NLS configuration. Found nlsConfigElement but missing data-settings attribute.`
expect(() => {
getNlsConfiguration(document)
getNlsConfiguration(_document, "")
}).toThrowError(errorMessage)
document.body.removeChild(mockElement)
_document.body.removeChild(mockElement)
})
it("should return the correct configuration", () => {
const mockElement = document.createElement("div")
const mockElement = _document.createElement("div")
const dataSettings = {
first: "Jane",
last: "Doe",
@ -54,22 +53,52 @@ describe("vscode", () => {
mockElement.setAttribute("id", nlsConfigElementId)
mockElement.setAttribute("data-settings", JSON.stringify(dataSettings))
document.body.appendChild(mockElement)
const actual = getNlsConfiguration(global.document)
_document.body.appendChild(mockElement)
const actual = getNlsConfiguration(_document, "")
expect(actual).toStrictEqual(dataSettings)
document.body.removeChild(mockElement)
_document.body.removeChild(mockElement)
})
it("should return have loadBundle property if _resolvedLangaugePackCoreLocation", () => {
const mockElement = _document.createElement("div")
const dataSettings = {
locale: "en",
availableLanguages: ["en", "de"],
_resolvedLanguagePackCoreLocation: "./",
}
mockElement.setAttribute("id", nlsConfigElementId)
mockElement.setAttribute("data-settings", JSON.stringify(dataSettings))
_document.body.appendChild(mockElement)
const nlsConfig = getNlsConfiguration(_document, "")
expect(nlsConfig._resolvedLanguagePackCoreLocation).not.toBe(undefined)
expect(nlsConfig.loadBundle).not.toBe(undefined)
_document.body.removeChild(mockElement)
})
})
describe("createBundlePath", () => {
it("should return the correct path", () => {
const _resolvedLangaugePackCoreLocation = "./languages"
const bundle = "/bundle.js"
const expected = "./languages/!bundle.js.nls.json"
const actual = createBundlePath(_resolvedLangaugePackCoreLocation, bundle)
expect(actual).toBe(expected)
})
})
describe("setBodyBackgroundToThemeBackgroundColor", () => {
let _document: Document
let _localStorage: Storage
beforeEach(() => {
// We need to set the url in the JSDOM constructor
// to prevent this error "SecurityError: localStorage is not available for opaque origins"
// See: https://github.com/jsdom/jsdom/issues/2304#issuecomment-622314949
const { window } = new JSDOM("", { url: "http://localhost" })
global.document = window.document
global.localStorage = window.localStorage
const { window: _window } = new JSDOM("", { url: "http://localhost" })
_document = _window.document
_localStorage = _window.localStorage
})
it("should return null", () => {
const test = {
@ -77,49 +106,31 @@ describe("vscode", () => {
[`editor.background`]: "#ff3270",
},
}
localStorage.setItem("colorThemeData", JSON.stringify(test))
_localStorage.setItem("colorThemeData", JSON.stringify(test))
expect(setBodyBackgroundToThemeBackgroundColor(document, localStorage)).toBeNull()
expect(setBodyBackgroundToThemeBackgroundColor(_document, _localStorage)).toBeNull()
localStorage.removeItem("colorThemeData")
})
it("should throw an error if Document is undefined", () => {
const errorMsgPrefix = "[vscode]"
const errorMessage = `${errorMsgPrefix} Could not set body background to theme background color. Document is undefined.`
expect(() => {
// @ts-expect-error We need to test when document is undefined
setBodyBackgroundToThemeBackgroundColor(undefined, localStorage)
}).toThrowError(errorMessage)
})
it("should throw an error if localStorage is undefined", () => {
const errorMsgPrefix = "[vscode]"
const errorMessage = `${errorMsgPrefix} Could not set body background to theme background color. localStorage is undefined.`
expect(() => {
// @ts-expect-error We need to test when localStorage is undefined
setBodyBackgroundToThemeBackgroundColor(document, undefined)
}).toThrowError(errorMessage)
_localStorage.removeItem("colorThemeData")
})
it("should throw an error if it can't find colorThemeData in localStorage", () => {
const errorMsgPrefix = "[vscode]"
const errorMessage = `${errorMsgPrefix} Could not set body background to theme background color. Could not find colorThemeData in localStorage.`
expect(() => {
setBodyBackgroundToThemeBackgroundColor(document, localStorage)
setBodyBackgroundToThemeBackgroundColor(_document, _localStorage)
}).toThrowError(errorMessage)
})
it("should throw an error if there is an error parsing colorThemeData from localStorage", () => {
const errorMsgPrefix = "[vscode]"
const errorMessage = `${errorMsgPrefix} Could not set body background to theme background color. Could not parse colorThemeData from localStorage.`
localStorage.setItem(
_localStorage.setItem(
"colorThemeData",
'{"id":"vs-dark max-SS-Cyberpunk-themes-cyberpunk-umbra-color-theme-json","label":"Activate UMBRA protocol","settingsId":"Activate "errorForeground":"#ff3270","foreground":"#ffffff","sideBarTitle.foreground":"#bbbbbb"},"watch\\":::false}',
)
expect(() => {
setBodyBackgroundToThemeBackgroundColor(document, localStorage)
setBodyBackgroundToThemeBackgroundColor(_document, _localStorage)
}).toThrowError(errorMessage)
localStorage.removeItem("colorThemeData")
@ -131,13 +142,13 @@ describe("vscode", () => {
const test = {
id: "hey-joe",
}
localStorage.setItem("colorThemeData", JSON.stringify(test))
_localStorage.setItem("colorThemeData", JSON.stringify(test))
expect(() => {
setBodyBackgroundToThemeBackgroundColor(document, localStorage)
setBodyBackgroundToThemeBackgroundColor(_document, _localStorage)
}).toThrowError(errorMessage)
localStorage.removeItem("colorThemeData")
_localStorage.removeItem("colorThemeData")
})
it("should throw an error if there is no editor.background color", () => {
const errorMsgPrefix = "[vscode]"
@ -149,13 +160,13 @@ describe("vscode", () => {
editor: "#fff",
},
}
localStorage.setItem("colorThemeData", JSON.stringify(test))
_localStorage.setItem("colorThemeData", JSON.stringify(test))
expect(() => {
setBodyBackgroundToThemeBackgroundColor(document, localStorage)
setBodyBackgroundToThemeBackgroundColor(_document, _localStorage)
}).toThrowError(errorMessage)
localStorage.removeItem("colorThemeData")
_localStorage.removeItem("colorThemeData")
})
it("should set the body background to the editor background color", () => {
const test = {
@ -163,16 +174,188 @@ describe("vscode", () => {
[`editor.background`]: "#ff3270",
},
}
localStorage.setItem("colorThemeData", JSON.stringify(test))
_localStorage.setItem("colorThemeData", JSON.stringify(test))
setBodyBackgroundToThemeBackgroundColor(document, localStorage)
setBodyBackgroundToThemeBackgroundColor(_document, _localStorage)
// When the body.style.backgroundColor is set using hex
// it is converted to rgb
// which is why we use that in the assertion
expect(document.body.style.backgroundColor).toBe("rgb(255, 50, 112)")
expect(_document.body.style.backgroundColor).toBe("rgb(255, 50, 112)")
localStorage.removeItem("colorThemeData")
_localStorage.removeItem("colorThemeData")
})
})
describe("getConfigurationForLoader", () => {
let _window: Window
beforeEach(() => {
const { window: __window } = new JSDOM()
// @ts-expect-error the Window from JSDOM is not exactly the same as Window
// so we expect an error here
_window = __window
})
it("should return a loader object (with undefined trustedTypesPolicy)", () => {
const options = {
base: ".",
csStaticBase: "/",
logLevel: 1,
}
const nlsConfig = {
first: "Jane",
last: "Doe",
locale: "en",
availableLanguages: {},
}
const loader = getConfigurationForLoader({
options,
_window,
nlsConfig: nlsConfig,
})
expect(loader).toStrictEqual({
baseUrl: "http://localhost//lib/vscode/out",
paths: {
"iconv-lite-umd": "../node_modules/iconv-lite-umd/lib/iconv-lite-umd.js",
jschardet: "../node_modules/jschardet/dist/jschardet.min.js",
"tas-client-umd": "../node_modules/tas-client-umd/lib/tas-client-umd.js",
"vscode-oniguruma": "../node_modules/vscode-oniguruma/release/main",
"vscode-textmate": "../node_modules/vscode-textmate/release/main",
xterm: "../node_modules/xterm/lib/xterm.js",
"xterm-addon-search": "../node_modules/xterm-addon-search/lib/xterm-addon-search.js",
"xterm-addon-unicode11": "../node_modules/xterm-addon-unicode11/lib/xterm-addon-unicode11.js",
"xterm-addon-webgl": "../node_modules/xterm-addon-webgl/lib/xterm-addon-webgl.js",
},
recordStats: true,
// TODO@jsjoeio address trustedTypesPolicy part
// might need to look up types
// and find a way to test the function
// maybe extract function into function
// and test manually
trustedTypesPolicy: undefined,
"vs/nls": {
availableLanguages: {},
first: "Jane",
last: "Doe",
locale: "en",
},
})
})
it("should return a loader object with trustedTypesPolicy", () => {
interface PolicyOptions {
createScriptUrl: (url: string) => string
}
function mockCreatePolicy(policyName: string, options: PolicyOptions) {
return {
name: policyName,
...options,
}
}
const mockFn = jest.fn(mockCreatePolicy)
// @ts-expect-error we are adding a custom property to window
_window.trustedTypes = {
createPolicy: mockFn,
}
const options = {
base: "/",
csStaticBase: "/",
logLevel: 1,
}
const nlsConfig = {
first: "Jane",
last: "Doe",
locale: "en",
availableLanguages: {},
}
const loader = getConfigurationForLoader({
options,
_window,
nlsConfig: nlsConfig,
})
expect(loader.trustedTypesPolicy).not.toBe(undefined)
expect(loader.trustedTypesPolicy.name).toBe("amdLoader")
})
})
describe("_createScriptURL", () => {
it("should return the correct url", () => {
const url = _createScriptURL("localhost/foo/bar.js", "localhost")
expect(url).toBe("localhost/foo/bar.js")
})
it("should throw if the value doesn't start with the origin", () => {
expect(() => {
_createScriptURL("localhost/foo/bar.js", "coder.com")
}).toThrow("Invalid script url: localhost/foo/bar.js")
})
})
describe("main", () => {
let _window: Window
let _document: Document
let _localStorage: Storage
beforeEach(() => {
// We need to set the url in the JSDOM constructor
// to prevent this error "SecurityError: localStorage is not available for opaque origins"
// See: https://github.com/jsdom/jsdom/issues/2304#issuecomment-62231494
const { window: __window } = new JSDOM("", { url: "http://localhost" })
// @ts-expect-error the Window from JSDOM is not exactly the same as Window
// so we expect an error here
_window = __window
_document = __window.document
_localStorage = __window.localStorage
const mockElement = _document.createElement("div")
const dataSettings = {
first: "Jane",
last: "Doe",
}
mockElement.setAttribute("id", nlsConfigElementId)
mockElement.setAttribute("data-settings", JSON.stringify(dataSettings))
_document.body.appendChild(mockElement)
const test = {
colorMap: {
[`editor.background`]: "#ff3270",
},
}
_localStorage.setItem("colorThemeData", JSON.stringify(test))
})
afterEach(() => {
_localStorage.removeItem("colorThemeData")
})
it("should throw if document is missing", () => {
expect(() => {
main(undefined, _window, _localStorage)
}).toThrow("document is undefined.")
})
it("should throw if window is missing", () => {
expect(() => {
main(_document, undefined, _localStorage)
}).toThrow("window is undefined.")
})
it("should throw if localStorage is missing", () => {
expect(() => {
main(_document, _window, undefined)
}).toThrow("localStorage is undefined.")
})
it("should add loader to self.require", () => {
main(_document, _window, _localStorage)
expect(Object.prototype.hasOwnProperty.call(self, "require")).toBe(true)
})
it("should not throw in browser context", () => {
// Assuming we call it in a normal browser context
// where everything is defined
expect(() => {
main(_document, _window, _localStorage)
}).not.toThrow()
})
})
})

2
test/unit/node/util.test.ts
View File

@ -468,7 +468,7 @@ describe("pathToFsPath", () => {
expect(util.pathToFsPath("/C:/far/bo", true)).toBe("C:/far/bo")
})
it("should replace / with \\ on Windows", () => {
let ORIGINAL_PLATFORM = process.platform
const ORIGINAL_PLATFORM = process.platform
Object.defineProperty(process, "platform", {
value: "win32",