react-torch
Version:
A lib to server-side render with react.
191 lines (190 loc) • 7.72 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.webpackDevMiddleware = exports.useDevContext = void 0;
var fs_1 = __importDefault(require("fs"));
var path_1 = __importDefault(require("path"));
var farrow_pipeline_1 = require("farrow-pipeline");
var reporter = function (state, stats) {
if (state) {
var opts = {
colors: true,
context: process.cwd(),
};
if (stats.hasErrors()) {
console.error(stats.toString(opts));
}
else if (stats.hasWarnings()) {
console.warn(stats.toString(opts));
}
else {
console.info(stats.toString(opts));
}
var message = 'Compiled successfully.';
if (stats.hasErrors()) {
message = 'Failed to compile.';
}
else if (stats.hasWarnings()) {
message = 'Compiled with warnings.';
}
console.info(message);
}
else {
console.info('Compiling...');
}
};
var compile = function (compiler, context) {
var state = false;
var webpackStats = null;
var forceRebuild = false;
function done(stats) {
// We are now on valid state
state = true;
webpackStats = stats;
context.stats = stats;
// @ts-ignore
context.assets = webpackStats.assets;
// Do the stuff in nextTick, because bundle may be invalidated
// if a change happened while compiling
process.nextTick(function () {
// check if still in valid state
if (!state) {
return;
}
// print webpack output
reporter(state, stats);
});
// In lazy mode, we may issue another rebuild
if (forceRebuild) {
forceRebuild = false;
rebuild();
}
}
function invalid() {
if (state) {
reporter(state, webpackStats);
}
// We are now in invalid state
state = false;
}
function rebuild() {
if (state) {
state = false;
compiler.run(function (err) {
if (err) {
console.error(err.stack || err);
if (err.details) {
console.error(err.details);
}
}
});
}
else {
forceRebuild = true;
}
}
compiler.hooks.invalid.tap('WebpackDevMiddleware', invalid);
compiler.hooks.watchRun.tap('WebpackDevMiddleware', invalid);
(!!compiler.webpack ? compiler.hooks.afterDone : compiler.hooks.done).tap('WebpackDevMiddleware', done);
var watching = compiler.watch({
aggregateTimeout: 200,
}, function (err) {
if (err) {
console.error(err.stack || err);
if (err.details) {
console.error(err.details);
}
}
});
compiler.hooks.emit.tap('WebpackDevMiddleware', function (compilation) {
// @ts-ignore
if (compiler.hasWebpackDevMiddlewareAssetEmittedCallback) {
return;
}
compiler.hooks.assetEmitted.tap('WebpackDevMiddleware', function (file, _a) {
var targetPath = _a.targetPath, content = _a.content;
var dir = path_1.default.dirname(targetPath);
var name = path_1.default.basename(targetPath);
return fs_1.default.mkdir(dir, { recursive: true }, function (mkdirError) {
if (mkdirError) {
console.error(name + "Unable to write \"" + dir + "\" directory to disk:\n" + mkdirError);
}
return fs_1.default.writeFile(targetPath, content, function (writeFileError) {
if (writeFileError) {
console.error(name + "Unable to write \"" + targetPath + "\" asset to disk:\n" + writeFileError);
}
console.log(name + "Asset written to disk: \"" + targetPath + "\"");
});
});
});
// @ts-ignore
compiler.hasWebpackDevMiddlewareAssetEmittedCallback = true;
});
return watching;
};
var WebpackDevContext = (0, farrow_pipeline_1.createContext)(null);
var ctx = {
assets: null,
stats: null,
};
var useDevContext = function () {
// every farrow context provide a built-in hooks, Context.use()
var ctx = WebpackDevContext.use();
if (ctx.value === null) {
throw new Error("assest not found");
}
return ctx.value;
};
exports.useDevContext = useDevContext;
// define a provider middleware
var webpackDevMiddleware = function (compiler) {
if (compiler)
compile(compiler, ctx);
return function (_, next) { return __awaiter(void 0, void 0, void 0, function () {
var userCtx;
return __generator(this, function (_a) {
userCtx = WebpackDevContext.use();
userCtx.value = ctx;
return [2 /*return*/, next()];
});
}); };
};
exports.webpackDevMiddleware = webpackDevMiddleware;