https://github.com/Microsoft/TypeScript
Tip revision: 55dd850009603aafa6ef8cc88020fa30d217d5b6 authored by Daniel Rosenwasser on 11 August 2021, 21:50:36 UTC
Update LKG.
Update LKG.
Tip revision: 55dd850
produceLKG.ts
/// <reference types="node" />
import childProcess = require("child_process");
import fs = require("fs-extra");
import path = require("path");
import glob = require("glob");
const root = path.join(__dirname, "..");
const source = path.join(root, "built/local");
const dest = path.join(root, "lib");
const copyright = fs.readFileSync(path.join(__dirname, "../CopyrightNotice.txt"), "utf-8");
async function produceLKG() {
console.log(`Building LKG from ${source} to ${dest}`);
await copyLibFiles();
await copyLocalizedDiagnostics();
await copyTypesMap();
await copyScriptOutputs();
await copyDeclarationOutputs();
await buildProtocol();
await writeGitAttributes();
}
async function copyLibFiles() {
await copyFilesWithGlob("lib?(.*).d.ts");
}
async function copyLocalizedDiagnostics() {
const dir = await fs.readdir(source);
const ignoredFolders = ["enu"];
for (const d of dir) {
const fileName = path.join(source, d);
if (
fs.statSync(fileName).isDirectory() &&
ignoredFolders.indexOf(d) < 0
) {
await fs.copy(fileName, path.join(dest, d));
}
}
}
async function copyTypesMap() {
await copyFromBuiltLocal("typesMap.json"); // Cannot accommodate copyright header
}
async function buildProtocol() {
const protocolScript = path.join(__dirname, "buildProtocol.js");
if (!fs.existsSync(protocolScript)) {
throw new Error(`Expected protocol script ${protocolScript} to exist`);
}
const protocolInput = path.join(__dirname, "../src/server/protocol.ts");
const protocolServices = path.join(source, "typescriptServices.d.ts");
const protocolOutput = path.join(dest, "protocol.d.ts");
console.log(`Building ${protocolOutput}...`);
await exec(protocolScript, [protocolInput, protocolServices, protocolOutput]);
}
async function copyScriptOutputs() {
await copyWithCopyright("cancellationToken.js");
await copyWithCopyright("tsc.release.js", "tsc.js");
await copyWithCopyright("tsserver.js");
await copyFromBuiltLocal("tsserverlibrary.js"); // copyright added by build
await copyFromBuiltLocal("typescript.js"); // copyright added by build
await copyFromBuiltLocal("typescriptServices.js"); // copyright added by build
await copyWithCopyright("typingsInstaller.js");
await copyWithCopyright("watchGuard.js");
}
async function copyDeclarationOutputs() {
await copyFromBuiltLocal("tsserverlibrary.d.ts"); // copyright added by build
await copyFromBuiltLocal("typescript.d.ts"); // copyright added by build
await copyFromBuiltLocal("typescriptServices.d.ts"); // copyright added by build
}
async function writeGitAttributes() {
await fs.writeFile(path.join(dest, ".gitattributes"), `* text eol=lf`, "utf-8");
}
async function copyWithCopyright(fileName: string, destName = fileName) {
const content = await fs.readFile(path.join(source, fileName), "utf-8");
await fs.writeFile(path.join(dest, destName), copyright + "\n" + content);
}
async function copyFromBuiltLocal(fileName: string) {
await fs.copy(path.join(source, fileName), path.join(dest, fileName));
}
async function copyFilesWithGlob(pattern: string) {
const files = glob.sync(path.join(source, pattern)).map(f => path.basename(f));
for (const f of files) {
await copyFromBuiltLocal(f);
}
console.log(`Copied ${files.length} files matching pattern ${pattern}`);
}
async function exec(path: string, args: string[] = []) {
const cmdLine = ["node", path, ...args].join(" ");
console.log(cmdLine);
childProcess.execSync(cmdLine);
}
process.on("unhandledRejection", err => { throw err; });
produceLKG().then(() => console.log("Done"), err => { throw err; });