@expo/cli
Version:
135 lines (134 loc) • 4.29 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "FileNotifier", {
enumerable: true,
get: ()=>FileNotifier
});
function _chalk() {
const data = /*#__PURE__*/ _interopRequireDefault(require("chalk"));
_chalk = function() {
return data;
};
return data;
}
function _fs() {
const data = require("fs");
_fs = function() {
return data;
};
return data;
}
function _path() {
const data = /*#__PURE__*/ _interopRequireDefault(require("path"));
_path = function() {
return data;
};
return data;
}
function _resolveFrom() {
const data = /*#__PURE__*/ _interopRequireDefault(require("resolve-from"));
_resolveFrom = function() {
return data;
};
return data;
}
const _fn = require("./fn");
const _log = /*#__PURE__*/ _interopRequireWildcard(require("../log"));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
function _getRequireWildcardCache(nodeInterop) {
if (typeof WeakMap !== "function") return null;
var cacheBabelInterop = new WeakMap();
var cacheNodeInterop = new WeakMap();
return (_getRequireWildcardCache = function(nodeInterop) {
return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
})(nodeInterop);
}
function _interopRequireWildcard(obj, nodeInterop) {
if (!nodeInterop && obj && obj.__esModule) {
return obj;
}
if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
return {
default: obj
};
}
var cache = _getRequireWildcardCache(nodeInterop);
if (cache && cache.has(obj)) {
return cache.get(obj);
}
var newObj = {};
var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
for(var key in obj){
if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) {
var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
if (desc && (desc.get || desc.set)) {
Object.defineProperty(newObj, key, desc);
} else {
newObj[key] = obj[key];
}
}
}
newObj.default = obj;
if (cache) {
cache.set(obj, newObj);
}
return newObj;
}
const debug = require("debug")("expo:utils:fileNotifier");
class FileNotifier {
static instances = [];
static stopAll() {
for (const instance of FileNotifier.instances){
instance.stopObserving();
}
}
constructor(projectRoot, moduleIds, settings = {}){
this.projectRoot = projectRoot;
this.moduleIds = moduleIds;
this.settings = settings;
this.unsubscribe = null;
this.watchFile = (0, _fn.memoize)(this.startWatchingFile.bind(this));
FileNotifier.instances.push(this);
}
/** Get the file in the project. */ resolveFilePath() {
for (const moduleId of this.moduleIds){
const filePath = _resolveFrom().default.silent(this.projectRoot, moduleId);
if (filePath) {
return filePath;
}
}
return null;
}
startObserving(callback) {
const configPath = this.resolveFilePath();
if (configPath) {
debug(`Observing ${configPath}`);
return this.watchFile(configPath, callback);
}
return configPath;
}
stopObserving() {
var _obj, ref;
(ref = (_obj = this).unsubscribe) == null ? void 0 : ref.call(_obj);
}
startWatchingFile(filePath, callback) {
const configName = _path().default.relative(this.projectRoot, filePath);
const listener = (cur, prev)=>{
if (prev.size || cur.size) {
_log.log(`\u203A Detected a change in ${_chalk().default.bold(configName)}. Restart the server to see the new results.` + (this.settings.additionalWarning || ""));
}
};
const watcher = (0, _fs().watchFile)(filePath, callback != null ? callback : listener);
this.unsubscribe = ()=>{
watcher.unref();
};
return filePath;
}
}
//# sourceMappingURL=FileNotifier.js.map