mirror of https://git.tuxpa.in/a/code-server.git
330 lines
8.3 KiB
TypeScript
330 lines
8.3 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
|
|
* Copyright (c) Microsoft Corporation. All rights reserved.
|
|
* Licensed under the MIT License. See License.txt in the project root for license information.
|
|
*--------------------------------------------------------------------------------------------*/
|
|
|
|
import * as ts from 'typescript';
|
|
import { readFileSync, existsSync } from 'fs';
|
|
import { resolve, dirname, join } from 'path';
|
|
import { match } from 'minimatch';
|
|
|
|
//
|
|
// #############################################################################################
|
|
//
|
|
// A custom typescript checker for the specific task of detecting the use of certain types in a
|
|
// layer that does not allow such use. For example:
|
|
// - using DOM globals in common/node/electron-main layer (e.g. HTMLElement)
|
|
// - using node.js globals in common/browser layer (e.g. process)
|
|
//
|
|
// Make changes to below RULES to lift certain files from these checks only if absolutely needed
|
|
//
|
|
// #############################################################################################
|
|
//
|
|
|
|
// Types we assume are present in all implementations of JS VMs (node.js, browsers)
|
|
// Feel free to add more core types as you see needed if present in node.js and browsers
|
|
const CORE_TYPES = [
|
|
'require', // from our AMD loader
|
|
'setTimeout',
|
|
'clearTimeout',
|
|
'setInterval',
|
|
'clearInterval',
|
|
'console',
|
|
'log',
|
|
'info',
|
|
'warn',
|
|
'error',
|
|
'group',
|
|
'groupEnd',
|
|
'table',
|
|
'assert',
|
|
'Error',
|
|
'String',
|
|
'throws',
|
|
'stack',
|
|
'captureStackTrace',
|
|
'stackTraceLimit',
|
|
'TextDecoder',
|
|
'TextEncoder',
|
|
'encode',
|
|
'decode',
|
|
'self',
|
|
'trimLeft',
|
|
'trimRight'
|
|
];
|
|
|
|
// Types that are defined in a common layer but are known to be only
|
|
// available in native environments should not be allowed in browser
|
|
const NATIVE_TYPES = [
|
|
'NativeParsedArgs',
|
|
'INativeEnvironmentService',
|
|
'INativeWindowConfiguration',
|
|
'ICommonNativeHostService'
|
|
];
|
|
|
|
const RULES = [
|
|
|
|
// Tests: skip
|
|
{
|
|
target: '**/vs/**/test/**',
|
|
skip: true // -> skip all test files
|
|
},
|
|
|
|
// Common: vs/base/common/platform.ts
|
|
{
|
|
target: '**/vs/base/common/platform.ts',
|
|
allowedTypes: [
|
|
...CORE_TYPES,
|
|
|
|
// Safe access to postMessage() and friends
|
|
'MessageEvent',
|
|
'data'
|
|
],
|
|
disallowedTypes: NATIVE_TYPES,
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts', // no DOM
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Common: vs/platform/environment/common/argv.ts
|
|
{
|
|
target: '**/vs/platform/environment/common/argv.ts',
|
|
disallowedTypes: [/* Ignore native types that are defined from here */],
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts', // no DOM
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Common: vs/platform/environment/common/environment.ts
|
|
{
|
|
target: '**/vs/platform/environment/common/environment.ts',
|
|
disallowedTypes: [/* Ignore native types that are defined from here */],
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts', // no DOM
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Common: vs/platform/windows/common/windows.ts
|
|
{
|
|
target: '**/vs/platform/windows/common/windows.ts',
|
|
disallowedTypes: [/* Ignore native types that are defined from here */],
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts', // no DOM
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Common: vs/platform/native/common/native.ts
|
|
{
|
|
target: '**/vs/platform/native/common/native.ts',
|
|
disallowedTypes: [/* Ignore native types that are defined from here */],
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts', // no DOM
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Common: vs/workbench/api/common/extHostExtensionService.ts
|
|
{
|
|
target: '**/vs/workbench/api/common/extHostExtensionService.ts',
|
|
allowedTypes: [
|
|
...CORE_TYPES,
|
|
|
|
// Safe access to global
|
|
'global'
|
|
],
|
|
disallowedTypes: NATIVE_TYPES,
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts', // no DOM
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Common
|
|
{
|
|
target: '**/vs/**/common/**',
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedTypes: NATIVE_TYPES,
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts', // no DOM
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Browser
|
|
{
|
|
target: '**/vs/**/browser/**',
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedTypes: NATIVE_TYPES,
|
|
disallowedDefinitions: [
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Browser (editor contrib)
|
|
{
|
|
target: '**/src/vs/editor/contrib/**',
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedTypes: NATIVE_TYPES,
|
|
disallowedDefinitions: [
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// node.js
|
|
{
|
|
target: '**/vs/**/node/**',
|
|
allowedTypes: [
|
|
...CORE_TYPES,
|
|
|
|
// --> types from node.d.ts that duplicate from lib.dom.d.ts
|
|
'URL',
|
|
'protocol',
|
|
'hostname',
|
|
'port',
|
|
'pathname',
|
|
'search',
|
|
'username',
|
|
'password'
|
|
],
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts' // no DOM
|
|
]
|
|
},
|
|
|
|
// Electron (sandbox)
|
|
{
|
|
target: '**/vs/**/electron-sandbox/**',
|
|
allowedTypes: CORE_TYPES,
|
|
disallowedDefinitions: [
|
|
'@types/node' // no node.js
|
|
]
|
|
},
|
|
|
|
// Electron (renderer): skip
|
|
{
|
|
target: '**/vs/**/electron-browser/**',
|
|
skip: true // -> supports all types
|
|
},
|
|
|
|
// Electron (main)
|
|
{
|
|
target: '**/vs/**/electron-main/**',
|
|
allowedTypes: [
|
|
...CORE_TYPES,
|
|
|
|
// --> types from electron.d.ts that duplicate from lib.dom.d.ts
|
|
'Event',
|
|
'Request'
|
|
],
|
|
disallowedDefinitions: [
|
|
'lib.dom.d.ts' // no DOM
|
|
]
|
|
}
|
|
];
|
|
|
|
const TS_CONFIG_PATH = join(__dirname, '../../', 'src', 'tsconfig.json');
|
|
|
|
interface IRule {
|
|
target: string;
|
|
skip?: boolean;
|
|
allowedTypes?: string[];
|
|
disallowedDefinitions?: string[];
|
|
disallowedTypes?: string[];
|
|
}
|
|
|
|
let hasErrors = false;
|
|
|
|
function checkFile(program: ts.Program, sourceFile: ts.SourceFile, rule: IRule) {
|
|
checkNode(sourceFile);
|
|
|
|
function checkNode(node: ts.Node): void {
|
|
if (node.kind !== ts.SyntaxKind.Identifier) {
|
|
return ts.forEachChild(node, checkNode); // recurse down
|
|
}
|
|
|
|
const text = node.getText(sourceFile);
|
|
|
|
if (rule.allowedTypes?.some(allowed => allowed === text)) {
|
|
return; // override
|
|
}
|
|
|
|
if (rule.disallowedTypes?.some(disallowed => disallowed === text)) {
|
|
const { line, character } = sourceFile.getLineAndCharacterOfPosition(node.getStart());
|
|
console.log(`[build/lib/layersChecker.ts]: Reference to '${text}' violates layer '${rule.target}' (${sourceFile.fileName} (${line + 1},${character + 1})`);
|
|
|
|
hasErrors = true;
|
|
return;
|
|
}
|
|
|
|
const checker = program.getTypeChecker();
|
|
const symbol = checker.getSymbolAtLocation(node);
|
|
if (symbol) {
|
|
const declarations = symbol.declarations;
|
|
if (Array.isArray(declarations)) {
|
|
for (const declaration of declarations) {
|
|
if (declaration) {
|
|
const parent = declaration.parent;
|
|
if (parent) {
|
|
const parentSourceFile = parent.getSourceFile();
|
|
if (parentSourceFile) {
|
|
const definitionFileName = parentSourceFile.fileName;
|
|
if (rule.disallowedDefinitions) {
|
|
for (const disallowedDefinition of rule.disallowedDefinitions) {
|
|
if (definitionFileName.indexOf(disallowedDefinition) >= 0) {
|
|
const { line, character } = sourceFile.getLineAndCharacterOfPosition(node.getStart());
|
|
console.log(`[build/lib/layersChecker.ts]: Reference to '${text}' from '${disallowedDefinition}' violates layer '${rule.target}' (${sourceFile.fileName} (${line + 1},${character + 1})`);
|
|
|
|
hasErrors = true;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function createProgram(tsconfigPath: string): ts.Program {
|
|
const tsConfig = ts.readConfigFile(tsconfigPath, ts.sys.readFile);
|
|
|
|
const configHostParser: ts.ParseConfigHost = { fileExists: existsSync, readDirectory: ts.sys.readDirectory, readFile: file => readFileSync(file, 'utf8'), useCaseSensitiveFileNames: process.platform === 'linux' };
|
|
const tsConfigParsed = ts.parseJsonConfigFileContent(tsConfig.config, configHostParser, resolve(dirname(tsconfigPath)), { noEmit: true });
|
|
|
|
const compilerHost = ts.createCompilerHost(tsConfigParsed.options, true);
|
|
|
|
return ts.createProgram(tsConfigParsed.fileNames, tsConfigParsed.options, compilerHost);
|
|
}
|
|
|
|
//
|
|
// Create program and start checking
|
|
//
|
|
const program = createProgram(TS_CONFIG_PATH);
|
|
|
|
for (const sourceFile of program.getSourceFiles()) {
|
|
for (const rule of RULES) {
|
|
if (match([sourceFile.fileName], rule.target).length > 0) {
|
|
if (!rule.skip) {
|
|
checkFile(program, sourceFile, rule);
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hasErrors) {
|
|
process.exit(1);
|
|
}
|