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Copy pathconfigureLanguageServiceBuild.ts
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87 lines (70 loc) · 2.8 KB
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/// <reference types="node"/>
import { normalize, dirname, join } from "path";
import { readFileSync, writeFileSync, unlinkSync, existsSync } from "fs";
import assert = require("assert");
import { execSync } from "child_process";
const args = process.argv.slice(2);
/**
* A minimal description for a parsed package.json object.
*/
interface PackageJson {
name: string;
bin: {};
main: string;
scripts: {
prepare: string
postpublish: string
}
}
function main(): void {
if (args.length < 1) {
console.log("Usage:");
console.log("\tnode configureTSCBuild.js <package.json location>");
return;
}
// Acquire the version from the package.json file and modify it appropriately.
const packageJsonFilePath = normalize(args[0]);
const packageJsonValue: PackageJson = JSON.parse(readFileSync(packageJsonFilePath).toString());
// Remove the bin section from the current package
delete packageJsonValue.bin;
// We won't be running eslint which would run before publishing
delete packageJsonValue.scripts.prepare;
// No infinite loops
delete packageJsonValue.scripts.postpublish;
// Set the new name
packageJsonValue.name = "@typescript/language-services";
writeFileSync(packageJsonFilePath, JSON.stringify(packageJsonValue, /*replacer:*/ undefined, /*space:*/ 4));
// Remove the files which aren't use when just using the API
const toRemove = [
// JS Files
"tsserver.js",
"tsserverlibrary.js",
"typescriptServices.js",
"typingsInstaller.js",
"tsc.js",
// DTS files
"typescriptServices.d.ts",
"tsserverlibrary.d.ts"
];
// Get a link to the main dependency JS file
const lib = join(dirname(packageJsonFilePath), packageJsonValue.main);
const libPath = dirname(lib);
// Remove the sibling JS large files referenced above
toRemove.forEach(file => {
const path = join(libPath, file);
if (existsSync(path)) unlinkSync(path);
});
// Remove VS-specific localization keys
execSync("rm -rf loc", { cwd: dirname(packageJsonFilePath) });
// Remove runnable file reference
execSync("rm -rf bin", { cwd: dirname(packageJsonFilePath) });
///////////////////////////////////
// This section verifies that the build of TypeScript compiles and emits
const ts = require(lib);
const source = "let x: string = 'string'";
const results = ts.transpileModule(source, {
compilerOptions: { module: ts.ModuleKind.CommonJS }
});
assert(results.outputText.trim() === "var x = 'string';", `Running typescript with ${packageJsonValue.name} did not return the expected results, got: ${results.outputText}`);
}
main();