next
Version:
The React Framework
400 lines (399 loc) • 15.7 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.loadBindings = loadBindings;
exports.isWasm = isWasm;
exports.transform = transform;
exports.transformSync = transformSync;
exports.minify = minify;
exports.minifySync = minifySync;
exports.bundle = bundle;
exports.parse = parse;
exports.getBinaryMetadata = getBinaryMetadata;
exports.teardownCrashReporter = exports.teardownTraceSubscriber = exports.initCustomTraceSubscriber = exports.lockfilePatchPromise = void 0;
var _path = _interopRequireDefault(require("path"));
var _url = require("url");
var _os = require("os");
var _triples = require("next/dist/compiled/@napi-rs/triples");
var Log = _interopRequireWildcard(require("../output/log"));
var _options = require("./options");
var _swcLoadFailure = require("../../telemetry/events/swc-load-failure");
var _patchIncorrectLockfile = require("../../lib/patch-incorrect-lockfile");
var _downloadWasmSwc = require("../../lib/download-wasm-swc");
var _packageJson = require("next/package.json");
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
function _getRequireWildcardCache() {
if (typeof WeakMap !== "function") return null;
var cache = new WeakMap();
_getRequireWildcardCache = function() {
return cache;
};
return cache;
}
function _interopRequireWildcard(obj) {
if (obj && obj.__esModule) {
return obj;
}
if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
return {
default: obj
};
}
var cache = _getRequireWildcardCache();
if (cache && cache.has(obj)) {
return cache.get(obj);
}
var newObj = {};
var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
for(var key in obj){
if (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 ArchName = (0, _os).arch();
const PlatformName = (0, _os).platform();
const triples = _triples.platformArchTriples[PlatformName][ArchName] || [];
let nativeBindings;
let wasmBindings;
let downloadWasmPromise;
let pendingBindings;
let swcTraceFlushGuard;
let swcCrashReporterFlushGuard;
const lockfilePatchPromise = {};
exports.lockfilePatchPromise = lockfilePatchPromise;
async function loadBindings() {
if (pendingBindings) {
return pendingBindings;
}
pendingBindings = new Promise(async (resolve, reject)=>{
if (!lockfilePatchPromise.cur) {
// always run lockfile check once so that it gets patched
// even if it doesn't fail to load locally
lockfilePatchPromise.cur = (0, _patchIncorrectLockfile).patchIncorrectLockfile(process.cwd()).catch(console.error);
}
let attempts = [];
try {
return resolve(loadNative());
} catch (a) {
attempts = attempts.concat(a);
}
try {
let bindings = await loadWasm();
(0, _swcLoadFailure).eventSwcLoadFailure({
wasm: "enabled"
});
return resolve(bindings);
} catch (a1) {
attempts = attempts.concat(a1);
}
try {
// if not installed already download wasm package on-demand
// we download to a custom directory instead of to node_modules
// as node_module import attempts are cached and can't be re-attempted
// x-ref: https://github.com/nodejs/modules/issues/307
const wasmDirectory = _path.default.join(_path.default.dirname(require.resolve("next/package.json")), "wasm");
if (!downloadWasmPromise) {
downloadWasmPromise = (0, _downloadWasmSwc).downloadWasmSwc(_packageJson.version, wasmDirectory);
}
await downloadWasmPromise;
let bindings = await loadWasm((0, _url).pathToFileURL(wasmDirectory).href);
(0, _swcLoadFailure).eventSwcLoadFailure({
wasm: "fallback"
});
// still log native load attempts so user is
// aware it failed and should be fixed
for (const attempt of attempts){
Log.warn(attempt);
}
return resolve(bindings);
} catch (a2) {
attempts = attempts.concat(a2);
}
logLoadFailure(attempts, true);
});
return pendingBindings;
}
function loadBindingsSync() {
let attempts = [];
try {
return loadNative();
} catch (a) {
attempts = attempts.concat(a);
}
// we can leverage the wasm bindings if they are already
// loaded
if (wasmBindings) {
return wasmBindings;
}
logLoadFailure(attempts);
}
let loggingLoadFailure = false;
function logLoadFailure(attempts, triedWasm = false) {
// make sure we only emit the event and log the failure once
if (loggingLoadFailure) return;
loggingLoadFailure = true;
for (let attempt of attempts){
Log.warn(attempt);
}
(0, _swcLoadFailure).eventSwcLoadFailure({
wasm: triedWasm ? "failed" : undefined
}).then(()=>lockfilePatchPromise.cur || Promise.resolve()).finally(()=>{
Log.error(`Failed to load SWC binary for ${PlatformName}/${ArchName}, see more info here: https://nextjs.org/docs/messages/failed-loading-swc`);
process.exit(1);
});
}
async function loadWasm(importPath = "") {
if (wasmBindings) {
return wasmBindings;
}
let attempts = [];
for (let pkg of [
"@next/swc-wasm-nodejs",
"@next/swc-wasm-web"
]){
try {
let pkgPath = pkg;
if (importPath) {
// the import path must be exact when not in node_modules
pkgPath = _path.default.join(importPath, pkg, "wasm.js");
}
let bindings = await import(pkgPath);
if (pkg === "@next/swc-wasm-web") {
bindings = await bindings.default();
}
Log.info("Using experimental wasm build of next-swc");
// Note wasm binary does not support async intefaces yet, all async
// interface coereces to sync interfaces.
wasmBindings = {
isWasm: true,
transform (src, options) {
// TODO: we can remove fallback to sync interface once new stable version of next-swc gets published (current v12.2)
return (bindings == null ? void 0 : bindings.transform) ? bindings.transform(src.toString(), options) : Promise.resolve(bindings.transformSync(src.toString(), options));
},
transformSync (src, options) {
return bindings.transformSync(src.toString(), options);
},
minify (src, options) {
return (bindings == null ? void 0 : bindings.minify) ? bindings.minify(src.toString(), options) : Promise.resolve(bindings.minifySync(src.toString(), options));
},
minifySync (src, options) {
return bindings.minifySync(src.toString(), options);
},
parse (src, options) {
return (bindings == null ? void 0 : bindings.parse) ? bindings.parse(src.toString(), options) : Promise.resolve(bindings.parseSync(src.toString(), options));
},
parseSync (src, options) {
const astStr = bindings.parseSync(src.toString(), options);
return astStr;
},
getTargetTriple () {
return undefined;
}
};
return wasmBindings;
} catch (e) {
// Only log attempts for loading wasm when loading as fallback
if (importPath) {
if ((e == null ? void 0 : e.code) === "ERR_MODULE_NOT_FOUND") {
attempts.push(`Attempted to load ${pkg}, but it was not installed`);
} else {
var _message;
attempts.push(`Attempted to load ${pkg}, but an error occurred: ${(_message = e.message) != null ? _message : e}`);
}
}
}
}
throw attempts;
}
function loadNative() {
if (nativeBindings) {
return nativeBindings;
}
let bindings;
let attempts = [];
for (const triple of triples){
try {
bindings = require(`@next/swc/native/next-swc.${triple.platformArchABI}.node`);
Log.info("Using locally built binary of @next/swc");
break;
} catch (e) {}
}
if (!bindings) {
for (const triple of triples){
let pkg = `@next/swc-${triple.platformArchABI}`;
try {
bindings = require(pkg);
break;
} catch (e) {
if ((e == null ? void 0 : e.code) === "MODULE_NOT_FOUND") {
attempts.push(`Attempted to load ${pkg}, but it was not installed`);
} else {
var _message;
attempts.push(`Attempted to load ${pkg}, but an error occurred: ${(_message = e.message) != null ? _message : e}`);
}
}
}
}
if (bindings) {
// Initialize crash reporter, as earliest as possible from any point of import.
// The first-time import to next-swc is not predicatble in the import tree of next.js, which makes
// we can't rely on explicit manual initialization as similar to trace reporter.
if (!swcCrashReporterFlushGuard) {
// Crash reports in next-swc should be treated in the same way we treat telemetry to opt out.
/* TODO: temporarily disable initialization while confirming logistics.
let telemetry = new Telemetry({ distDir: process.cwd() })
if (telemetry.isEnabled) {
swcCrashReporterFlushGuard = bindings.initCrashReporter?.()
}*/ }
nativeBindings = {
isWasm: false,
transform (src, options) {
var ref;
const isModule = typeof src !== undefined && typeof src !== "string" && !Buffer.isBuffer(src);
options = options || {};
if (options == null ? void 0 : (ref = options.jsc) == null ? void 0 : ref.parser) {
var _syntax;
options.jsc.parser.syntax = (_syntax = options.jsc.parser.syntax) != null ? _syntax : "ecmascript";
}
return bindings.transform(isModule ? JSON.stringify(src) : src, isModule, toBuffer(options));
},
transformSync (src, options) {
var ref;
if (typeof src === undefined) {
throw new Error("transformSync doesn't implement reading the file from filesystem");
} else if (Buffer.isBuffer(src)) {
throw new Error("transformSync doesn't implement taking the source code as Buffer");
}
const isModule = typeof src !== "string";
options = options || {};
if (options == null ? void 0 : (ref = options.jsc) == null ? void 0 : ref.parser) {
var _syntax;
options.jsc.parser.syntax = (_syntax = options.jsc.parser.syntax) != null ? _syntax : "ecmascript";
}
return bindings.transformSync(isModule ? JSON.stringify(src) : src, isModule, toBuffer(options));
},
minify (src, options) {
return bindings.minify(toBuffer(src), toBuffer(options != null ? options : {}));
},
minifySync (src, options) {
return bindings.minifySync(toBuffer(src), toBuffer(options != null ? options : {}));
},
bundle (options) {
return bindings.bundle(toBuffer(options));
},
parse (src, options) {
return bindings.parse(src, toBuffer(options != null ? options : {}));
},
getTargetTriple: bindings.getTargetTriple,
initCustomTraceSubscriber: bindings.initCustomTraceSubscriber,
teardownTraceSubscriber: bindings.teardownTraceSubscriber,
teardownCrashReporter: bindings.teardownCrashReporter
};
return nativeBindings;
}
throw attempts;
}
function toBuffer(t) {
return Buffer.from(JSON.stringify(t));
}
async function isWasm() {
let bindings = await loadBindings();
return bindings.isWasm;
}
async function transform(src, options) {
let bindings = await loadBindings();
return bindings.transform(src, options);
}
function transformSync(src, options) {
let bindings = loadBindingsSync();
return bindings.transformSync(src, options);
}
async function minify(src, options) {
let bindings = await loadBindings();
return bindings.minify(src, options);
}
function minifySync(src, options) {
let bindings = loadBindingsSync();
return bindings.minifySync(src, options);
}
async function bundle(options) {
let bindings = loadBindingsSync();
return bindings.bundle(toBuffer(options));
}
async function parse(src, options) {
let bindings = await loadBindings();
let parserOptions = (0, _options).getParserOptions(options);
return bindings.parse(src, parserOptions).then((astStr)=>JSON.parse(astStr));
}
function getBinaryMetadata() {
let bindings;
try {
bindings = loadNative();
} catch (e) {
// Suppress exceptions, this fn allows to fail to load native bindings
}
return {
target: bindings == null ? void 0 : bindings.getTargetTriple == null ? void 0 : bindings.getTargetTriple()
};
}
const initCustomTraceSubscriber = (()=>{
return (filename)=>{
if (!swcTraceFlushGuard) {
// Wasm binary doesn't support trace emission
let bindings = loadNative();
swcTraceFlushGuard = bindings.initCustomTraceSubscriber(filename);
}
};
})();
exports.initCustomTraceSubscriber = initCustomTraceSubscriber;
const teardownTraceSubscriber = (()=>{
let flushed = false;
return ()=>{
if (!flushed) {
flushed = true;
try {
let bindings = loadNative();
if (swcTraceFlushGuard) {
bindings.teardownTraceSubscriber(swcTraceFlushGuard);
}
} catch (e) {
// Suppress exceptions, this fn allows to fail to load native bindings
}
}
};
})();
exports.teardownTraceSubscriber = teardownTraceSubscriber;
const teardownCrashReporter = (()=>{
let flushed = false;
return ()=>{
if (!flushed) {
flushed = true;
try {
let bindings = loadNative();
if (swcCrashReporterFlushGuard) {
bindings.teardownCrashReporter(swcCrashReporterFlushGuard);
}
} catch (e) {
// Suppress exceptions, this fn allows to fail to load native bindings
}
}
};
})();
exports.teardownCrashReporter = teardownCrashReporter;
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