@rnx-kit/tools-react-native
Version:
A collection of supplemental react-native functions and types
158 lines • 6.23 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.REACT_NATIVE_CONFIG_FILES = void 0;
exports.resolveCommunityCLI = resolveCommunityCLI;
exports.loadContext = loadContext;
exports.loadContextAsync = loadContextAsync;
exports.readReactNativeConfig = readReactNativeConfig;
const package_1 = require("@rnx-kit/tools-node/package");
const node_child_process_1 = require("node:child_process");
const fs = __importStar(require("node:fs"));
const path = __importStar(require("node:path"));
const cache_1 = require("./cache");
// As of 0.76, `@react-native-community/cli` is no longer a dependency of
// `react-native`. Consumers have to take a direct dependency on CLI instead.
const RN_CLI_DECOUPLED = 76;
exports.REACT_NATIVE_CONFIG_FILES = [
"react-native.config.ts",
"react-native.config.mjs",
"react-native.config.cjs",
"react-native.config.js",
];
function toNumber(version) {
const [major, minor = 0] = version.split(".");
return Number(major) * 1000 + Number(minor);
}
function findStartDir(root, reactNativePath = "") {
const reactNative = reactNativePath ||
(0, package_1.findPackageDependencyDir)("react-native", {
startDir: root,
resolveSymlinks: true,
});
if (!reactNative) {
return root;
}
const { version } = (0, package_1.readPackage)(reactNative);
return toNumber(version) < RN_CLI_DECOUPLED ? reactNative : root;
}
function getConfigOrState(projectRoot) {
const state = (0, cache_1.getCurrentState)(projectRoot);
if (state === (0, cache_1.getSavedState)(projectRoot)) {
const config = (0, cache_1.loadConfigFromCache)(projectRoot);
if (config) {
return config;
}
}
return state;
}
function makeLoadConfigOptions(fn, projectRoot) {
return fn.length === 1
? { projectRoot }
: projectRoot;
}
/**
* Finds path to `@react-native-community/cli`.
* @param root Project root
* @param reactNativePath Path to `react-native`, if known
*/
function resolveCommunityCLI(root, reactNativePath = "") {
const startDir = findStartDir(root, reactNativePath);
return require.resolve("@react-native-community/cli", { paths: [startDir] });
}
/**
* Equivalent to calling `loadConfig()` from `@react-native-community/cli`, but
* the result is cached for faster subsequent accesses.
* @param projectRoot Project root; defaults to current working directory
*/
function loadContext(projectRoot = process.cwd()) {
const state = getConfigOrState(projectRoot);
if (typeof state !== "string") {
return state;
}
const rncli = resolveCommunityCLI(projectRoot);
const { loadConfig } = require(rncli);
const options = makeLoadConfigOptions(loadConfig, projectRoot);
const config = loadConfig(options);
(0, cache_1.saveConfigToCache)(projectRoot, state, config);
return config;
}
/**
* Equivalent to calling `loadConfigAsync()` (with fallback to `loadConfig()`)
* from `@react-native-community/cli`, but the result is cached for faster
* subsequent accesses.
* @param projectRoot Project root; defaults to current working directory
*/
async function loadContextAsync(projectRoot = process.cwd()) {
const state = getConfigOrState(projectRoot);
if (typeof state !== "string") {
return state;
}
const rncli = resolveCommunityCLI(projectRoot);
const { loadConfig, loadConfigAsync } = require(rncli);
const options = makeLoadConfigOptions(loadConfig, projectRoot);
if (!loadConfigAsync) {
const config = loadConfig(options);
(0, cache_1.saveConfigToCache)(projectRoot, state, config);
return config;
}
const config = await loadConfigAsync(options);
(0, cache_1.saveConfigToCache)(projectRoot, state, config);
return config;
}
function readReactNativeConfig(packageDir, cwd = process.cwd()) {
for (const configFile of exports.REACT_NATIVE_CONFIG_FILES) {
const configPath = path.join(packageDir, configFile);
if (fs.existsSync(configPath)) {
const url = process.platform === "win32"
? `file://${configPath.replaceAll("\\", "/")}`
: configPath;
const args = [
"--no-warnings",
"--eval",
`import("${url}").then((config) => console.log(JSON.stringify(config.default ?? config)));`,
];
const { stderr, stdout } = (0, node_child_process_1.spawnSync)(process.argv0, args, { cwd });
const errors = stderr?.toString().trim();
if (errors) {
console.error(`${configPath}: ${errors}`);
}
const json = stdout?.toString().trim();
return json ? JSON.parse(json) : undefined;
}
}
return undefined;
}
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