@expo/fingerprint
Version:
A library to generate a fingerprint from a React Native project
54 lines • 2.31 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getExpoConfigAsync = getExpoConfigAsync;
const promises_1 = __importDefault(require("fs/promises"));
const os_1 = __importDefault(require("os"));
const path_1 = __importDefault(require("path"));
const resolve_from_1 = __importDefault(require("resolve-from"));
const ExpoConfigLoader_1 = require("./ExpoConfigLoader");
const SpawnIPC_1 = require("./utils/SpawnIPC");
/**
* An out-of-process `expo/config` loader that can be used to get the Expo config and loaded modules.
*/
async function getExpoConfigAsync(projectRoot, options) {
const result = {
config: null,
loadedModules: null,
};
if (!resolve_from_1.default.silent(path_1.default.resolve(projectRoot), 'expo/config')) {
return result;
}
const tmpDir = await promises_1.default.mkdtemp(path_1.default.join(os_1.default.tmpdir(), 'expo-fingerprint-'));
const ignoredFile = await createTempIgnoredFileAsync(tmpDir, options);
try {
const { message } = await (0, SpawnIPC_1.spawnWithIpcAsync)('node', [(0, ExpoConfigLoader_1.getExpoConfigLoaderPath)(), path_1.default.resolve(projectRoot), ignoredFile], { cwd: projectRoot });
const stdoutJson = JSON.parse(message);
result.config = stdoutJson.config;
result.loadedModules = stdoutJson.loadedModules;
}
catch (e) {
if (e instanceof Error) {
console.warn(`Cannot get Expo config from an Expo project - ${e.message}: `, e.stack);
}
}
finally {
try {
await promises_1.default.rm(tmpDir, { recursive: true });
}
catch { }
}
return result;
}
/**
* Create a temporary file with ignored paths from options that will be read by the ExpoConfigLoader.
*/
async function createTempIgnoredFileAsync(tmpDir, options) {
const ignoredFile = path_1.default.join(tmpDir, '.fingerprintignore');
const ignorePaths = options.ignorePathMatchObjects.map((match) => match.pattern);
await promises_1.default.writeFile(ignoredFile, ignorePaths.join('\n'));
return ignoredFile;
}
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