1 |
|
2 |
|
3 |
|
4 |
|
5 |
|
6 | "use strict";
|
7 |
|
8 | const { create: createResolver } = require("enhanced-resolve");
|
9 | const asyncLib = require("neo-async");
|
10 | const AsyncQueue = require("./util/AsyncQueue");
|
11 | const createHash = require("./util/createHash");
|
12 | const { join, dirname, relative } = require("./util/fs");
|
13 | const makeSerializable = require("./util/makeSerializable");
|
14 | const processAsyncTree = require("./util/processAsyncTree");
|
15 |
|
16 |
|
17 |
|
18 |
|
19 |
|
20 | const supportsEsm = +process.versions.modules >= 83;
|
21 |
|
22 | let FS_ACCURACY = 2000;
|
23 |
|
24 | const EMPTY_SET = new Set();
|
25 |
|
26 | const RBDT_RESOLVE_CJS = 0;
|
27 | const RBDT_RESOLVE_ESM = 1;
|
28 | const RBDT_RESOLVE_DIRECTORY = 2;
|
29 | const RBDT_RESOLVE_CJS_FILE = 3;
|
30 | const RBDT_RESOLVE_CJS_FILE_AS_CHILD = 4;
|
31 | const RBDT_RESOLVE_ESM_FILE = 5;
|
32 | const RBDT_DIRECTORY = 6;
|
33 | const RBDT_FILE = 7;
|
34 | const RBDT_DIRECTORY_DEPENDENCIES = 8;
|
35 | const RBDT_FILE_DEPENDENCIES = 9;
|
36 |
|
37 | const INVALID = Symbol("invalid");
|
38 |
|
39 |
|
40 |
|
41 |
|
42 |
|
43 |
|
44 |
|
45 |
|
46 |
|
47 |
|
48 |
|
49 |
|
50 |
|
51 |
|
52 |
|
53 |
|
54 |
|
55 |
|
56 |
|
57 |
|
58 |
|
59 |
|
60 |
|
61 |
|
62 |
|
63 |
|
64 |
|
65 |
|
66 |
|
67 |
|
68 |
|
69 |
|
70 |
|
71 |
|
72 |
|
73 |
|
74 | const DONE_ITERATOR_RESULT = new Set().keys().next();
|
75 |
|
76 |
|
77 |
|
78 |
|
79 |
|
80 | class SnapshotIterator {
|
81 | constructor(next) {
|
82 | this.next = next;
|
83 | }
|
84 | }
|
85 |
|
86 | class SnapshotIterable {
|
87 | constructor(snapshot, getMaps) {
|
88 | this.snapshot = snapshot;
|
89 | this.getMaps = getMaps;
|
90 | }
|
91 |
|
92 | [Symbol.iterator]() {
|
93 | let state = 0;
|
94 |
|
95 | let it;
|
96 |
|
97 | let getMaps;
|
98 |
|
99 | let maps;
|
100 |
|
101 | let snapshot;
|
102 | let queue;
|
103 | return new SnapshotIterator(() => {
|
104 | for (;;) {
|
105 | switch (state) {
|
106 | case 0:
|
107 | snapshot = this.snapshot;
|
108 | getMaps = this.getMaps;
|
109 | maps = getMaps(snapshot);
|
110 | state = 1;
|
111 |
|
112 | case 1:
|
113 | if (maps.length > 0) {
|
114 | const map = maps.pop();
|
115 | if (map !== undefined) {
|
116 | it = map.keys();
|
117 | state = 2;
|
118 | } else {
|
119 | break;
|
120 | }
|
121 | } else {
|
122 | state = 3;
|
123 | break;
|
124 | }
|
125 |
|
126 | case 2: {
|
127 | const result = it.next();
|
128 | if (!result.done) return result;
|
129 | state = 1;
|
130 | break;
|
131 | }
|
132 | case 3: {
|
133 | const children = snapshot.children;
|
134 | if (children !== undefined) {
|
135 | if (children.size === 1) {
|
136 |
|
137 |
|
138 | for (const child of children) snapshot = child;
|
139 | maps = getMaps(snapshot);
|
140 | state = 1;
|
141 | break;
|
142 | }
|
143 | if (queue === undefined) queue = [];
|
144 | for (const child of children) {
|
145 | queue.push(child);
|
146 | }
|
147 | }
|
148 | if (queue !== undefined && queue.length > 0) {
|
149 | snapshot = queue.pop();
|
150 | maps = getMaps(snapshot);
|
151 | state = 1;
|
152 | break;
|
153 | } else {
|
154 | state = 4;
|
155 | }
|
156 | }
|
157 |
|
158 | case 4:
|
159 | return DONE_ITERATOR_RESULT;
|
160 | }
|
161 | }
|
162 | });
|
163 | }
|
164 | }
|
165 |
|
166 | class Snapshot {
|
167 | constructor() {
|
168 | this._flags = 0;
|
169 |
|
170 | this.startTime = undefined;
|
171 |
|
172 | this.fileTimestamps = undefined;
|
173 |
|
174 | this.fileHashes = undefined;
|
175 |
|
176 | this.fileTshs = undefined;
|
177 |
|
178 | this.contextTimestamps = undefined;
|
179 |
|
180 | this.contextHashes = undefined;
|
181 |
|
182 | this.contextTshs = undefined;
|
183 |
|
184 | this.missingExistence = undefined;
|
185 |
|
186 | this.managedItemInfo = undefined;
|
187 |
|
188 | this.managedFiles = undefined;
|
189 |
|
190 | this.managedContexts = undefined;
|
191 |
|
192 | this.managedMissing = undefined;
|
193 |
|
194 | this.children = undefined;
|
195 | }
|
196 |
|
197 | hasStartTime() {
|
198 | return (this._flags & 1) !== 0;
|
199 | }
|
200 |
|
201 | setStartTime(value) {
|
202 | this._flags = this._flags | 1;
|
203 | this.startTime = value;
|
204 | }
|
205 |
|
206 | setMergedStartTime(value, snapshot) {
|
207 | if (value) {
|
208 | if (snapshot.hasStartTime()) {
|
209 | this.setStartTime(Math.min(value, snapshot.startTime));
|
210 | } else {
|
211 | this.setStartTime(value);
|
212 | }
|
213 | } else {
|
214 | if (snapshot.hasStartTime()) this.setStartTime(snapshot.startTime);
|
215 | }
|
216 | }
|
217 |
|
218 | hasFileTimestamps() {
|
219 | return (this._flags & 2) !== 0;
|
220 | }
|
221 |
|
222 | setFileTimestamps(value) {
|
223 | this._flags = this._flags | 2;
|
224 | this.fileTimestamps = value;
|
225 | }
|
226 |
|
227 | hasFileHashes() {
|
228 | return (this._flags & 4) !== 0;
|
229 | }
|
230 |
|
231 | setFileHashes(value) {
|
232 | this._flags = this._flags | 4;
|
233 | this.fileHashes = value;
|
234 | }
|
235 |
|
236 | hasFileTshs() {
|
237 | return (this._flags & 8) !== 0;
|
238 | }
|
239 |
|
240 | setFileTshs(value) {
|
241 | this._flags = this._flags | 8;
|
242 | this.fileTshs = value;
|
243 | }
|
244 |
|
245 | hasContextTimestamps() {
|
246 | return (this._flags & 0x10) !== 0;
|
247 | }
|
248 |
|
249 | setContextTimestamps(value) {
|
250 | this._flags = this._flags | 0x10;
|
251 | this.contextTimestamps = value;
|
252 | }
|
253 |
|
254 | hasContextHashes() {
|
255 | return (this._flags & 0x20) !== 0;
|
256 | }
|
257 |
|
258 | setContextHashes(value) {
|
259 | this._flags = this._flags | 0x20;
|
260 | this.contextHashes = value;
|
261 | }
|
262 |
|
263 | hasContextTshs() {
|
264 | return (this._flags & 0x40) !== 0;
|
265 | }
|
266 |
|
267 | setContextTshs(value) {
|
268 | this._flags = this._flags | 0x40;
|
269 | this.contextTshs = value;
|
270 | }
|
271 |
|
272 | hasMissingExistence() {
|
273 | return (this._flags & 0x80) !== 0;
|
274 | }
|
275 |
|
276 | setMissingExistence(value) {
|
277 | this._flags = this._flags | 0x80;
|
278 | this.missingExistence = value;
|
279 | }
|
280 |
|
281 | hasManagedItemInfo() {
|
282 | return (this._flags & 0x100) !== 0;
|
283 | }
|
284 |
|
285 | setManagedItemInfo(value) {
|
286 | this._flags = this._flags | 0x100;
|
287 | this.managedItemInfo = value;
|
288 | }
|
289 |
|
290 | hasManagedFiles() {
|
291 | return (this._flags & 0x200) !== 0;
|
292 | }
|
293 |
|
294 | setManagedFiles(value) {
|
295 | this._flags = this._flags | 0x200;
|
296 | this.managedFiles = value;
|
297 | }
|
298 |
|
299 | hasManagedContexts() {
|
300 | return (this._flags & 0x400) !== 0;
|
301 | }
|
302 |
|
303 | setManagedContexts(value) {
|
304 | this._flags = this._flags | 0x400;
|
305 | this.managedContexts = value;
|
306 | }
|
307 |
|
308 | hasManagedMissing() {
|
309 | return (this._flags & 0x800) !== 0;
|
310 | }
|
311 |
|
312 | setManagedMissing(value) {
|
313 | this._flags = this._flags | 0x800;
|
314 | this.managedMissing = value;
|
315 | }
|
316 |
|
317 | hasChildren() {
|
318 | return (this._flags & 0x1000) !== 0;
|
319 | }
|
320 |
|
321 | setChildren(value) {
|
322 | this._flags = this._flags | 0x1000;
|
323 | this.children = value;
|
324 | }
|
325 |
|
326 | addChild(child) {
|
327 | if (!this.hasChildren()) {
|
328 | this.setChildren(new Set());
|
329 | }
|
330 | this.children.add(child);
|
331 | }
|
332 |
|
333 | serialize({ write }) {
|
334 | write(this._flags);
|
335 | if (this.hasStartTime()) write(this.startTime);
|
336 | if (this.hasFileTimestamps()) write(this.fileTimestamps);
|
337 | if (this.hasFileHashes()) write(this.fileHashes);
|
338 | if (this.hasFileTshs()) write(this.fileTshs);
|
339 | if (this.hasContextTimestamps()) write(this.contextTimestamps);
|
340 | if (this.hasContextHashes()) write(this.contextHashes);
|
341 | if (this.hasContextTshs()) write(this.contextTshs);
|
342 | if (this.hasMissingExistence()) write(this.missingExistence);
|
343 | if (this.hasManagedItemInfo()) write(this.managedItemInfo);
|
344 | if (this.hasManagedFiles()) write(this.managedFiles);
|
345 | if (this.hasManagedContexts()) write(this.managedContexts);
|
346 | if (this.hasManagedMissing()) write(this.managedMissing);
|
347 | if (this.hasChildren()) write(this.children);
|
348 | }
|
349 |
|
350 | deserialize({ read }) {
|
351 | this._flags = read();
|
352 | if (this.hasStartTime()) this.startTime = read();
|
353 | if (this.hasFileTimestamps()) this.fileTimestamps = read();
|
354 | if (this.hasFileHashes()) this.fileHashes = read();
|
355 | if (this.hasFileTshs()) this.fileTshs = read();
|
356 | if (this.hasContextTimestamps()) this.contextTimestamps = read();
|
357 | if (this.hasContextHashes()) this.contextHashes = read();
|
358 | if (this.hasContextTshs()) this.contextTshs = read();
|
359 | if (this.hasMissingExistence()) this.missingExistence = read();
|
360 | if (this.hasManagedItemInfo()) this.managedItemInfo = read();
|
361 | if (this.hasManagedFiles()) this.managedFiles = read();
|
362 | if (this.hasManagedContexts()) this.managedContexts = read();
|
363 | if (this.hasManagedMissing()) this.managedMissing = read();
|
364 | if (this.hasChildren()) this.children = read();
|
365 | }
|
366 |
|
367 | |
368 |
|
369 |
|
370 |
|
371 | _createIterable(getMaps) {
|
372 | return new SnapshotIterable(this, getMaps);
|
373 | }
|
374 |
|
375 | |
376 |
|
377 |
|
378 | getFileIterable() {
|
379 | return this._createIterable(s => [
|
380 | s.fileTimestamps,
|
381 | s.fileHashes,
|
382 | s.fileTshs,
|
383 | s.managedFiles
|
384 | ]);
|
385 | }
|
386 |
|
387 | |
388 |
|
389 |
|
390 | getContextIterable() {
|
391 | return this._createIterable(s => [
|
392 | s.contextTimestamps,
|
393 | s.contextHashes,
|
394 | s.contextTshs,
|
395 | s.managedContexts
|
396 | ]);
|
397 | }
|
398 |
|
399 | |
400 |
|
401 |
|
402 | getMissingIterable() {
|
403 | return this._createIterable(s => [s.missingExistence, s.managedMissing]);
|
404 | }
|
405 | }
|
406 |
|
407 | makeSerializable(Snapshot, "webpack/lib/FileSystemInfo", "Snapshot");
|
408 |
|
409 | const MIN_COMMON_SNAPSHOT_SIZE = 3;
|
410 |
|
411 |
|
412 |
|
413 |
|
414 | class SnapshotOptimization {
|
415 | |
416 |
|
417 |
|
418 |
|
419 |
|
420 |
|
421 | constructor(has, get, set, isSet = false) {
|
422 | this._has = has;
|
423 | this._get = get;
|
424 | this._set = set;
|
425 | this._isSet = isSet;
|
426 | /** @type {Map<string, SnapshotOptimizationEntry>} */
|
427 | this._map = new Map();
|
428 | this._statItemsShared = 0;
|
429 | this._statItemsUnshared = 0;
|
430 | this._statSharedSnapshots = 0;
|
431 | this._statReusedSharedSnapshots = 0;
|
432 | }
|
433 |
|
434 | getStatisticMessage() {
|
435 | const total = this._statItemsShared + this._statItemsUnshared;
|
436 | if (total === 0) return undefined;
|
437 | return `${
|
438 | this._statItemsShared && Math.round((this._statItemsShared * 100) / total)
|
439 | }% (${this._statItemsShared}/${total}) entries shared via ${
|
440 | this._statSharedSnapshots
|
441 | } shared snapshots (${
|
442 | this._statReusedSharedSnapshots + this._statSharedSnapshots
|
443 | } times referenced)`;
|
444 | }
|
445 |
|
446 | clear() {
|
447 | this._map.clear();
|
448 | this._statItemsShared = 0;
|
449 | this._statItemsUnshared = 0;
|
450 | this._statSharedSnapshots = 0;
|
451 | this._statReusedSharedSnapshots = 0;
|
452 | }
|
453 |
|
454 | storeUnsharedSnapshot(snapshot, locations) {
|
455 | if (locations === undefined) return;
|
456 | const optimizationEntry = {
|
457 | snapshot,
|
458 | shared: 0,
|
459 | snapshotContent: undefined,
|
460 | children: undefined
|
461 | };
|
462 | for (const path of locations) {
|
463 | this._map.set(path, optimizationEntry);
|
464 | }
|
465 | }
|
466 |
|
467 | optimize(capturedFiles, startTime, children) {
|
468 | /** @type {Set<string>} */
|
469 | const unsetOptimizationEntries = new Set();
|
470 | /** @type {Set<SnapshotOptimizationEntry>} */
|
471 | const checkedOptimizationEntries = new Set();
|
472 | /**
|
473 | * @param {SnapshotOptimizationEntry} entry optimization entry
|
474 | * @returns {void}
|
475 | */
|
476 | const increaseSharedAndStoreOptimizationEntry = entry => {
|
477 | if (entry.children !== undefined) {
|
478 | entry.children.forEach(increaseSharedAndStoreOptimizationEntry);
|
479 | }
|
480 | entry.shared++;
|
481 | storeOptimizationEntry(entry);
|
482 | };
|
483 | /**
|
484 | * @param {SnapshotOptimizationEntry} entry optimization entry
|
485 | * @returns {void}
|
486 | */
|
487 | const storeOptimizationEntry = entry => {
|
488 | for (const path of entry.snapshotContent) {
|
489 | const old = this._map.get(path);
|
490 | if (old.shared < entry.shared) {
|
491 | this._map.set(path, entry);
|
492 | }
|
493 | capturedFiles.delete(path);
|
494 | }
|
495 | };
|
496 | const capturedFilesSize = capturedFiles.size;
|
497 | capturedFiles: for (const path of capturedFiles) {
|
498 | const optimizationEntry = this._map.get(path);
|
499 | if (optimizationEntry === undefined) {
|
500 | unsetOptimizationEntries.add(path);
|
501 | continue;
|
502 | }
|
503 | if (checkedOptimizationEntries.has(optimizationEntry)) continue;
|
504 | const snapshot = optimizationEntry.snapshot;
|
505 | if (optimizationEntry.shared > 0) {
|
506 | // It's a shared snapshot
|
507 | // We can't change it, so we can only use it when all files match
|
508 | // and startTime is compatible
|
509 | if (
|
510 | startTime &&
|
511 | (!snapshot.startTime || snapshot.startTime > startTime)
|
512 | ) {
|
513 | continue;
|
514 | }
|
515 | const nonSharedFiles = new Set();
|
516 | const snapshotContent = optimizationEntry.snapshotContent;
|
517 | const snapshotEntries = this._get(snapshot);
|
518 | for (const path of snapshotContent) {
|
519 | if (!capturedFiles.has(path)) {
|
520 | if (!snapshotEntries.has(path)) {
|
521 | // File is not shared and can't be removed from the snapshot
|
522 | // because it's in a child of the snapshot
|
523 | checkedOptimizationEntries.add(optimizationEntry);
|
524 | continue capturedFiles;
|
525 | }
|
526 | nonSharedFiles.add(path);
|
527 | continue;
|
528 | }
|
529 | }
|
530 | if (nonSharedFiles.size === 0) {
|
531 | // The complete snapshot is shared
|
532 | // add it as child
|
533 | children.add(snapshot);
|
534 | increaseSharedAndStoreOptimizationEntry(optimizationEntry);
|
535 | this._statReusedSharedSnapshots++;
|
536 | } else {
|
537 | // Only a part of the snapshot is shared
|
538 | const sharedCount = snapshotContent.size - nonSharedFiles.size;
|
539 | if (sharedCount < MIN_COMMON_SNAPSHOT_SIZE) {
|
540 | // Common part it too small
|
541 | checkedOptimizationEntries.add(optimizationEntry);
|
542 | continue capturedFiles;
|
543 | }
|
544 | // Extract common timestamps from both snapshots
|
545 | let commonMap;
|
546 | if (this._isSet) {
|
547 | commonMap = new Set();
|
548 | for (const path of /** @type {Set<string>} */ (snapshotEntries)) {
|
549 | if (nonSharedFiles.has(path)) continue;
|
550 | commonMap.add(path);
|
551 | snapshotEntries.delete(path);
|
552 | }
|
553 | } else {
|
554 | commonMap = new Map();
|
555 | const map = /** @type {Map<string, T>} */ (snapshotEntries);
|
556 | for (const [path, value] of map) {
|
557 | if (nonSharedFiles.has(path)) continue;
|
558 | commonMap.set(path, value);
|
559 | snapshotEntries.delete(path);
|
560 | }
|
561 | }
|
562 | // Create and attach snapshot
|
563 | const commonSnapshot = new Snapshot();
|
564 | commonSnapshot.setMergedStartTime(startTime, snapshot);
|
565 | this._set(commonSnapshot, commonMap);
|
566 | children.add(commonSnapshot);
|
567 | snapshot.addChild(commonSnapshot);
|
568 | // Create optimization entry
|
569 | const newEntry = {
|
570 | snapshot: commonSnapshot,
|
571 | shared: optimizationEntry.shared + 1,
|
572 | snapshotContent: new Set(commonMap.keys()),
|
573 | children: undefined
|
574 | };
|
575 | if (optimizationEntry.children === undefined)
|
576 | optimizationEntry.children = new Set();
|
577 | optimizationEntry.children.add(newEntry);
|
578 | storeOptimizationEntry(newEntry);
|
579 | this._statSharedSnapshots++;
|
580 | }
|
581 | } else {
|
582 | // It's a unshared snapshot
|
583 | // We can extract a common shared snapshot
|
584 | // with all common files
|
585 | const snapshotEntries = this._get(snapshot);
|
586 | let commonMap;
|
587 | if (this._isSet) {
|
588 | commonMap = new Set();
|
589 | const set = /** @type {Set<string>} */ (snapshotEntries);
|
590 | if (capturedFiles.size < set.size) {
|
591 | for (const path of capturedFiles) {
|
592 | if (set.has(path)) commonMap.add(path);
|
593 | }
|
594 | } else {
|
595 | for (const path of set) {
|
596 | if (capturedFiles.has(path)) commonMap.add(path);
|
597 | }
|
598 | }
|
599 | } else {
|
600 | commonMap = new Map();
|
601 | const map = /** @type {Map<string, T>} */ (snapshotEntries);
|
602 | for (const path of capturedFiles) {
|
603 | const ts = map.get(path);
|
604 | if (ts === undefined) continue;
|
605 | commonMap.set(path, ts);
|
606 | }
|
607 | }
|
608 |
|
609 | if (commonMap.size < MIN_COMMON_SNAPSHOT_SIZE) {
|
610 | // Common part it too small
|
611 | checkedOptimizationEntries.add(optimizationEntry);
|
612 | continue capturedFiles;
|
613 | }
|
614 | // Create and attach snapshot
|
615 | const commonSnapshot = new Snapshot();
|
616 | commonSnapshot.setMergedStartTime(startTime, snapshot);
|
617 | this._set(commonSnapshot, commonMap);
|
618 | children.add(commonSnapshot);
|
619 | snapshot.addChild(commonSnapshot);
|
620 | // Remove files from snapshot
|
621 | for (const path of commonMap.keys()) snapshotEntries.delete(path);
|
622 | const sharedCount = commonMap.size;
|
623 | this._statItemsUnshared -= sharedCount;
|
624 | this._statItemsShared += sharedCount;
|
625 | // Create optimization entry
|
626 | storeOptimizationEntry({
|
627 | snapshot: commonSnapshot,
|
628 | shared: 2,
|
629 | snapshotContent: new Set(commonMap.keys()),
|
630 | children: undefined
|
631 | });
|
632 | this._statSharedSnapshots++;
|
633 | }
|
634 | checkedOptimizationEntries.add(optimizationEntry);
|
635 | }
|
636 | const unshared = capturedFiles.size;
|
637 | this._statItemsUnshared += unshared;
|
638 | this._statItemsShared += capturedFilesSize - unshared;
|
639 | return unsetOptimizationEntries;
|
640 | }
|
641 | }
|
642 |
|
643 | /* istanbul ignore next */
|
644 | /**
|
645 | * @param {number} mtime mtime
|
646 | */
|
647 | const applyMtime = mtime => {
|
648 | if (FS_ACCURACY > 1 && mtime % 2 !== 0) FS_ACCURACY = 1;
|
649 | else if (FS_ACCURACY > 10 && mtime % 20 !== 0) FS_ACCURACY = 10;
|
650 | else if (FS_ACCURACY > 100 && mtime % 200 !== 0) FS_ACCURACY = 100;
|
651 | else if (FS_ACCURACY > 1000 && mtime % 2000 !== 0) FS_ACCURACY = 1000;
|
652 | };
|
653 |
|
654 | /**
|
655 | * @template T
|
656 | * @template K
|
657 | * @param {Map<T, K>} a source map
|
658 | * @param {Map<T, K>} b joining map
|
659 | * @returns {Map<T, K>} joined map
|
660 | */
|
661 | const mergeMaps = (a, b) => {
|
662 | if (!b || b.size === 0) return a;
|
663 | if (!a || a.size === 0) return b;
|
664 | const map = new Map(a);
|
665 | for (const [key, value] of b) {
|
666 | map.set(key, value);
|
667 | }
|
668 | return map;
|
669 | };
|
670 |
|
671 | /**
|
672 | * @template T
|
673 | * @template K
|
674 | * @param {Set<T, K>} a source map
|
675 | * @param {Set<T, K>} b joining map
|
676 | * @returns {Set<T, K>} joined map
|
677 | */
|
678 | const mergeSets = (a, b) => {
|
679 | if (!b || b.size === 0) return a;
|
680 | if (!a || a.size === 0) return b;
|
681 | const map = new Set(a);
|
682 | for (const item of b) {
|
683 | map.add(item);
|
684 | }
|
685 | return map;
|
686 | };
|
687 |
|
688 | /**
|
689 | * Finding file or directory to manage
|
690 | * @param {string} managedPath path that is managing by {@link FileSystemInfo}
|
691 | * @param {string} path path to file or directory
|
692 | * @returns {string|null} managed item
|
693 | * @example
|
694 | * getManagedItem(
|
695 | * '/Users/user/my-project/node_modules/',
|
696 | * '/Users/user/my-project/node_modules/package/index.js'
|
697 | * ) === '/Users/user/my-project/node_modules/package'
|
698 | * getManagedItem(
|
699 | * '/Users/user/my-project/node_modules/',
|
700 | * '/Users/user/my-project/node_modules/package1/node_modules/package2'
|
701 | * ) === '/Users/user/my-project/node_modules/package1/node_modules/package2'
|
702 | * getManagedItem(
|
703 | * '/Users/user/my-project/node_modules/',
|
704 | * '/Users/user/my-project/node_modules/.bin/script.js'
|
705 | * ) === null // hidden files are disallowed as managed items
|
706 | * getManagedItem(
|
707 | * '/Users/user/my-project/node_modules/',
|
708 | * '/Users/user/my-project/node_modules/package'
|
709 | * ) === '/Users/user/my-project/node_modules/package'
|
710 | */
|
711 | const getManagedItem = (managedPath, path) => {
|
712 | let i = managedPath.length;
|
713 | let slashes = 1;
|
714 | let startingPosition = true;
|
715 | loop: while (i < path.length) {
|
716 | switch (path.charCodeAt(i)) {
|
717 | case 47: // slash
|
718 | case 92: // backslash
|
719 | if (--slashes === 0) break loop;
|
720 | startingPosition = true;
|
721 | break;
|
722 | case 46: // .
|
723 | // hidden files are disallowed as managed items
|
724 | // it's probably .yarn-integrity or .cache
|
725 | if (startingPosition) return null;
|
726 | break;
|
727 | case 64: // @
|
728 | if (!startingPosition) return null;
|
729 | slashes++;
|
730 | break;
|
731 | default:
|
732 | startingPosition = false;
|
733 | break;
|
734 | }
|
735 | i++;
|
736 | }
|
737 | if (i === path.length) slashes--;
|
738 | // return null when path is incomplete
|
739 | if (slashes !== 0) return null;
|
740 | // if (path.slice(i + 1, i + 13) === "node_modules")
|
741 | if (
|
742 | path.length >= i + 13 &&
|
743 | path.charCodeAt(i + 1) === 110 &&
|
744 | path.charCodeAt(i + 2) === 111 &&
|
745 | path.charCodeAt(i + 3) === 100 &&
|
746 | path.charCodeAt(i + 4) === 101 &&
|
747 | path.charCodeAt(i + 5) === 95 &&
|
748 | path.charCodeAt(i + 6) === 109 &&
|
749 | path.charCodeAt(i + 7) === 111 &&
|
750 | path.charCodeAt(i + 8) === 100 &&
|
751 | path.charCodeAt(i + 9) === 117 &&
|
752 | path.charCodeAt(i + 10) === 108 &&
|
753 | path.charCodeAt(i + 11) === 101 &&
|
754 | path.charCodeAt(i + 12) === 115
|
755 | ) {
|
756 | // if this is the end of the path
|
757 | if (path.length === i + 13) {
|
758 | // return the node_modules directory
|
759 | // it's special
|
760 | return path;
|
761 | }
|
762 | const c = path.charCodeAt(i + 13);
|
763 | // if next symbol is slash or backslash
|
764 | if (c === 47 || c === 92) {
|
765 | // Managed subpath
|
766 | return getManagedItem(path.slice(0, i + 14), path);
|
767 | }
|
768 | }
|
769 | return path.slice(0, i);
|
770 | };
|
771 |
|
772 | /**
|
773 | * @param {FileSystemInfoEntry} entry file system info entry
|
774 | * @returns {boolean} existence flag
|
775 | */
|
776 | const toExistence = entry => {
|
777 | return Boolean(entry);
|
778 | };
|
779 |
|
780 | /**
|
781 | * Used to access information about the filesystem in a cached way
|
782 | */
|
783 | class FileSystemInfo {
|
784 | /**
|
785 | * @param {InputFileSystem} fs file system
|
786 | * @param {Object} options options
|
787 | * @param {Iterable<string>=} options.managedPaths paths that are only managed by a package manager
|
788 | * @param {Iterable<string>=} options.immutablePaths paths that are immutable
|
789 | * @param {Logger=} options.logger logger used to log invalid snapshots
|
790 | */
|
791 | constructor(fs, { managedPaths = [], immutablePaths = [], logger } = {}) {
|
792 | this.fs = fs;
|
793 | this.logger = logger;
|
794 | this._remainingLogs = logger ? 40 : 0;
|
795 | this._loggedPaths = logger ? new Set() : undefined;
|
796 | /** @type {WeakMap<Snapshot, boolean | (function(WebpackError=, boolean=): void)[]>} */
|
797 | this._snapshotCache = new WeakMap();
|
798 | this._fileTimestampsOptimization = new SnapshotOptimization(
|
799 | s => s.hasFileTimestamps(),
|
800 | s => s.fileTimestamps,
|
801 | (s, v) => s.setFileTimestamps(v)
|
802 | );
|
803 | this._fileHashesOptimization = new SnapshotOptimization(
|
804 | s => s.hasFileHashes(),
|
805 | s => s.fileHashes,
|
806 | (s, v) => s.setFileHashes(v)
|
807 | );
|
808 | this._fileTshsOptimization = new SnapshotOptimization(
|
809 | s => s.hasFileTshs(),
|
810 | s => s.fileTshs,
|
811 | (s, v) => s.setFileTshs(v)
|
812 | );
|
813 | this._contextTimestampsOptimization = new SnapshotOptimization(
|
814 | s => s.hasContextTimestamps(),
|
815 | s => s.contextTimestamps,
|
816 | (s, v) => s.setContextTimestamps(v)
|
817 | );
|
818 | this._contextHashesOptimization = new SnapshotOptimization(
|
819 | s => s.hasContextHashes(),
|
820 | s => s.contextHashes,
|
821 | (s, v) => s.setContextHashes(v)
|
822 | );
|
823 | this._contextTshsOptimization = new SnapshotOptimization(
|
824 | s => s.hasContextTshs(),
|
825 | s => s.contextTshs,
|
826 | (s, v) => s.setContextTshs(v)
|
827 | );
|
828 | this._missingExistenceOptimization = new SnapshotOptimization(
|
829 | s => s.hasMissingExistence(),
|
830 | s => s.missingExistence,
|
831 | (s, v) => s.setMissingExistence(v)
|
832 | );
|
833 | this._managedItemInfoOptimization = new SnapshotOptimization(
|
834 | s => s.hasManagedItemInfo(),
|
835 | s => s.managedItemInfo,
|
836 | (s, v) => s.setManagedItemInfo(v)
|
837 | );
|
838 | this._managedFilesOptimization = new SnapshotOptimization(
|
839 | s => s.hasManagedFiles(),
|
840 | s => s.managedFiles,
|
841 | (s, v) => s.setManagedFiles(v),
|
842 | true
|
843 | );
|
844 | this._managedContextsOptimization = new SnapshotOptimization(
|
845 | s => s.hasManagedContexts(),
|
846 | s => s.managedContexts,
|
847 | (s, v) => s.setManagedContexts(v),
|
848 | true
|
849 | );
|
850 | this._managedMissingOptimization = new SnapshotOptimization(
|
851 | s => s.hasManagedMissing(),
|
852 | s => s.managedMissing,
|
853 | (s, v) => s.setManagedMissing(v),
|
854 | true
|
855 | );
|
856 | /** @type {Map<string, FileSystemInfoEntry | "ignore" | null>} */
|
857 | this._fileTimestamps = new Map();
|
858 | /** @type {Map<string, string>} */
|
859 | this._fileHashes = new Map();
|
860 | /** @type {Map<string, TimestampAndHash | string>} */
|
861 | this._fileTshs = new Map();
|
862 | /** @type {Map<string, FileSystemInfoEntry | "ignore" | null>} */
|
863 | this._contextTimestamps = new Map();
|
864 | /** @type {Map<string, string>} */
|
865 | this._contextHashes = new Map();
|
866 | /** @type {Map<string, TimestampAndHash | string>} */
|
867 | this._contextTshs = new Map();
|
868 | /** @type {Map<string, string>} */
|
869 | this._managedItems = new Map();
|
870 | /** @type {AsyncQueue<string, string, FileSystemInfoEntry | null>} */
|
871 | this.fileTimestampQueue = new AsyncQueue({
|
872 | name: "file timestamp",
|
873 | parallelism: 30,
|
874 | processor: this._readFileTimestamp.bind(this)
|
875 | });
|
876 | /** @type {AsyncQueue<string, string, string | null>} */
|
877 | this.fileHashQueue = new AsyncQueue({
|
878 | name: "file hash",
|
879 | parallelism: 10,
|
880 | processor: this._readFileHash.bind(this)
|
881 | });
|
882 | /** @type {AsyncQueue<string, string, FileSystemInfoEntry | null>} */
|
883 | this.contextTimestampQueue = new AsyncQueue({
|
884 | name: "context timestamp",
|
885 | parallelism: 2,
|
886 | processor: this._readContextTimestamp.bind(this)
|
887 | });
|
888 | /** @type {AsyncQueue<string, string, string | null>} */
|
889 | this.contextHashQueue = new AsyncQueue({
|
890 | name: "context hash",
|
891 | parallelism: 2,
|
892 | processor: this._readContextHash.bind(this)
|
893 | });
|
894 | /** @type {AsyncQueue<string, string, string | null>} */
|
895 | this.managedItemQueue = new AsyncQueue({
|
896 | name: "managed item info",
|
897 | parallelism: 10,
|
898 | processor: this._getManagedItemInfo.bind(this)
|
899 | });
|
900 | /** @type {AsyncQueue<string, string, Set<string>>} */
|
901 | this.managedItemDirectoryQueue = new AsyncQueue({
|
902 | name: "managed item directory info",
|
903 | parallelism: 10,
|
904 | processor: this._getManagedItemDirectoryInfo.bind(this)
|
905 | });
|
906 | this.managedPaths = Array.from(managedPaths);
|
907 | this.managedPathsWithSlash = this.managedPaths.map(p =>
|
908 | join(fs, p, "_").slice(0, -1)
|
909 | );
|
910 | this.immutablePaths = Array.from(immutablePaths);
|
911 | this.immutablePathsWithSlash = this.immutablePaths.map(p =>
|
912 | join(fs, p, "_").slice(0, -1)
|
913 | );
|
914 |
|
915 | this._cachedDeprecatedFileTimestamps = undefined;
|
916 | this._cachedDeprecatedContextTimestamps = undefined;
|
917 |
|
918 | this._warnAboutExperimentalEsmTracking = false;
|
919 |
|
920 | this._statCreatedSnapshots = 0;
|
921 | this._statTestedSnapshotsCached = 0;
|
922 | this._statTestedSnapshotsNotCached = 0;
|
923 | this._statTestedChildrenCached = 0;
|
924 | this._statTestedChildrenNotCached = 0;
|
925 | this._statTestedEntries = 0;
|
926 | }
|
927 |
|
928 | logStatistics() {
|
929 | const logWhenMessage = (header, message) => {
|
930 | if (message) {
|
931 | this.logger.log(`${header}: ${message}`);
|
932 | }
|
933 | };
|
934 | this.logger.log(`${this._statCreatedSnapshots} new snapshots created`);
|
935 | this.logger.log(
|
936 | `${
|
937 | this._statTestedSnapshotsNotCached &&
|
938 | Math.round(
|
939 | (this._statTestedSnapshotsNotCached * 100) /
|
940 | (this._statTestedSnapshotsCached +
|
941 | this._statTestedSnapshotsNotCached)
|
942 | )
|
943 | }% root snapshot uncached (${this._statTestedSnapshotsNotCached} / ${
|
944 | this._statTestedSnapshotsCached + this._statTestedSnapshotsNotCached
|
945 | })`
|
946 | );
|
947 | this.logger.log(
|
948 | `${
|
949 | this._statTestedChildrenNotCached &&
|
950 | Math.round(
|
951 | (this._statTestedChildrenNotCached * 100) /
|
952 | (this._statTestedChildrenCached + this._statTestedChildrenNotCached)
|
953 | )
|
954 | }% children snapshot uncached (${this._statTestedChildrenNotCached} / ${
|
955 | this._statTestedChildrenCached + this._statTestedChildrenNotCached
|
956 | })`
|
957 | );
|
958 | this.logger.log(`${this._statTestedEntries} entries tested`);
|
959 | this.logger.log(
|
960 | `File info in cache: ${this._fileTimestamps.size} timestamps ${this._fileHashes.size} hashes ${this._fileTshs.size} timestamp hash combinations`
|
961 | );
|
962 | logWhenMessage(
|
963 | `File timestamp snapshot optimization`,
|
964 | this._fileTimestampsOptimization.getStatisticMessage()
|
965 | );
|
966 | logWhenMessage(
|
967 | `File hash snapshot optimization`,
|
968 | this._fileHashesOptimization.getStatisticMessage()
|
969 | );
|
970 | logWhenMessage(
|
971 | `File timestamp hash combination snapshot optimization`,
|
972 | this._fileTshsOptimization.getStatisticMessage()
|
973 | );
|
974 | this.logger.log(
|
975 | `Directory info in cache: ${this._contextTimestamps.size} timestamps ${this._contextHashes.size} hashes ${this._contextTshs.size} timestamp hash combinations`
|
976 | );
|
977 | logWhenMessage(
|
978 | `Directory timestamp snapshot optimization`,
|
979 | this._contextTimestampsOptimization.getStatisticMessage()
|
980 | );
|
981 | logWhenMessage(
|
982 | `Directory hash snapshot optimization`,
|
983 | this._contextHashesOptimization.getStatisticMessage()
|
984 | );
|
985 | logWhenMessage(
|
986 | `Directory timestamp hash combination snapshot optimization`,
|
987 | this._contextTshsOptimization.getStatisticMessage()
|
988 | );
|
989 | logWhenMessage(
|
990 | `Missing items snapshot optimization`,
|
991 | this._missingExistenceOptimization.getStatisticMessage()
|
992 | );
|
993 | this.logger.log(
|
994 | `Managed items info in cache: ${this._managedItems.size} items`
|
995 | );
|
996 | logWhenMessage(
|
997 | `Managed items snapshot optimization`,
|
998 | this._managedItemInfoOptimization.getStatisticMessage()
|
999 | );
|
1000 | logWhenMessage(
|
1001 | `Managed files snapshot optimization`,
|
1002 | this._managedFilesOptimization.getStatisticMessage()
|
1003 | );
|
1004 | logWhenMessage(
|
1005 | `Managed contexts snapshot optimization`,
|
1006 | this._managedContextsOptimization.getStatisticMessage()
|
1007 | );
|
1008 | logWhenMessage(
|
1009 | `Managed missing snapshot optimization`,
|
1010 | this._managedMissingOptimization.getStatisticMessage()
|
1011 | );
|
1012 | }
|
1013 |
|
1014 | _log(path, reason, ...args) {
|
1015 | const key = path + reason;
|
1016 | if (this._loggedPaths.has(key)) return;
|
1017 | this._loggedPaths.add(key);
|
1018 | this.logger.debug(`${path} invalidated because ${reason}`, ...args);
|
1019 | if (--this._remainingLogs === 0) {
|
1020 | this.logger.debug(
|
1021 | "Logging limit has been reached and no further logging will be emitted by FileSystemInfo"
|
1022 | );
|
1023 | }
|
1024 | }
|
1025 |
|
1026 | clear() {
|
1027 | this._remainingLogs = this.logger ? 40 : 0;
|
1028 | if (this._loggedPaths !== undefined) this._loggedPaths.clear();
|
1029 |
|
1030 | this._snapshotCache = new WeakMap();
|
1031 | this._fileTimestampsOptimization.clear();
|
1032 | this._fileHashesOptimization.clear();
|
1033 | this._fileTshsOptimization.clear();
|
1034 | this._contextTimestampsOptimization.clear();
|
1035 | this._contextHashesOptimization.clear();
|
1036 | this._contextTshsOptimization.clear();
|
1037 | this._missingExistenceOptimization.clear();
|
1038 | this._managedItemInfoOptimization.clear();
|
1039 | this._managedFilesOptimization.clear();
|
1040 | this._managedContextsOptimization.clear();
|
1041 | this._managedMissingOptimization.clear();
|
1042 | this._fileTimestamps.clear();
|
1043 | this._fileHashes.clear();
|
1044 | this._fileTshs.clear();
|
1045 | this._contextTimestamps.clear();
|
1046 | this._contextHashes.clear();
|
1047 | this._contextTshs.clear();
|
1048 | this._managedItems.clear();
|
1049 | this._managedItems.clear();
|
1050 |
|
1051 | this._cachedDeprecatedFileTimestamps = undefined;
|
1052 | this._cachedDeprecatedContextTimestamps = undefined;
|
1053 |
|
1054 | this._statCreatedSnapshots = 0;
|
1055 | this._statTestedSnapshotsCached = 0;
|
1056 | this._statTestedSnapshotsNotCached = 0;
|
1057 | this._statTestedChildrenCached = 0;
|
1058 | this._statTestedChildrenNotCached = 0;
|
1059 | this._statTestedEntries = 0;
|
1060 | }
|
1061 |
|
1062 | /**
|
1063 | * @param {Map<string, FileSystemInfoEntry | "ignore" | null>} map timestamps
|
1064 | * @returns {void}
|
1065 | */
|
1066 | addFileTimestamps(map) {
|
1067 | for (const [path, ts] of map) {
|
1068 | this._fileTimestamps.set(path, ts);
|
1069 | }
|
1070 | this._cachedDeprecatedFileTimestamps = undefined;
|
1071 | }
|
1072 |
|
1073 | /**
|
1074 | * @param {Map<string, FileSystemInfoEntry | "ignore" | null>} map timestamps
|
1075 | * @returns {void}
|
1076 | */
|
1077 | addContextTimestamps(map) {
|
1078 | for (const [path, ts] of map) {
|
1079 | this._contextTimestamps.set(path, ts);
|
1080 | }
|
1081 | this._cachedDeprecatedContextTimestamps = undefined;
|
1082 | }
|
1083 |
|
1084 | /**
|
1085 | * @param {string} path file path
|
1086 | * @param {function(WebpackError=, (FileSystemInfoEntry | "ignore" | null)=): void} callback callback function
|
1087 | * @returns {void}
|
1088 | */
|
1089 | getFileTimestamp(path, callback) {
|
1090 | const cache = this._fileTimestamps.get(path);
|
1091 | if (cache !== undefined) return callback(null, cache);
|
1092 | this.fileTimestampQueue.add(path, callback);
|
1093 | }
|
1094 |
|
1095 | /**
|
1096 | * @param {string} path context path
|
1097 | * @param {function(WebpackError=, (FileSystemInfoEntry | "ignore" | null)=): void} callback callback function
|
1098 | * @returns {void}
|
1099 | */
|
1100 | getContextTimestamp(path, callback) {
|
1101 | const cache = this._contextTimestamps.get(path);
|
1102 | if (cache !== undefined) return callback(null, cache);
|
1103 | this.contextTimestampQueue.add(path, callback);
|
1104 | }
|
1105 |
|
1106 | /**
|
1107 | * @param {string} path file path
|
1108 | * @param {function(WebpackError=, string=): void} callback callback function
|
1109 | * @returns {void}
|
1110 | */
|
1111 | getFileHash(path, callback) {
|
1112 | const cache = this._fileHashes.get(path);
|
1113 | if (cache !== undefined) return callback(null, cache);
|
1114 | this.fileHashQueue.add(path, callback);
|
1115 | }
|
1116 |
|
1117 | /**
|
1118 | * @param {string} path context path
|
1119 | * @param {function(WebpackError=, string=): void} callback callback function
|
1120 | * @returns {void}
|
1121 | */
|
1122 | getContextHash(path, callback) {
|
1123 | const cache = this._contextHashes.get(path);
|
1124 | if (cache !== undefined) return callback(null, cache);
|
1125 | this.contextHashQueue.add(path, callback);
|
1126 | }
|
1127 |
|
1128 | _createBuildDependenciesResolvers() {
|
1129 | const resolveContext = createResolver({
|
1130 | resolveToContext: true,
|
1131 | exportsFields: [],
|
1132 | fileSystem: this.fs
|
1133 | });
|
1134 | const resolveCjs = createResolver({
|
1135 | extensions: [".js", ".json", ".node"],
|
1136 | conditionNames: ["require", "node"],
|
1137 | exportsFields: ["exports"],
|
1138 | fileSystem: this.fs
|
1139 | });
|
1140 | const resolveCjsAsChild = createResolver({
|
1141 | extensions: [".js", ".json", ".node"],
|
1142 | conditionNames: ["require", "node"],
|
1143 | exportsFields: [],
|
1144 | fileSystem: this.fs
|
1145 | });
|
1146 | const resolveEsm = createResolver({
|
1147 | extensions: [".js", ".json", ".node"],
|
1148 | fullySpecified: true,
|
1149 | conditionNames: ["import", "node"],
|
1150 | exportsFields: ["exports"],
|
1151 | fileSystem: this.fs
|
1152 | });
|
1153 | return { resolveContext, resolveEsm, resolveCjs, resolveCjsAsChild };
|
1154 | }
|
1155 |
|
1156 | /**
|
1157 | * @param {string} context context directory
|
1158 | * @param {Iterable<string>} deps dependencies
|
1159 | * @param {function(Error=, ResolveBuildDependenciesResult=): void} callback callback function
|
1160 | * @returns {void}
|
1161 | */
|
1162 | resolveBuildDependencies(context, deps, callback) {
|
1163 | const { resolveContext, resolveEsm, resolveCjs, resolveCjsAsChild } =
|
1164 | this._createBuildDependenciesResolvers();
|
1165 |
|
1166 | /** @type {Set<string>} */
|
1167 | const files = new Set();
|
1168 | /** @type {Set<string>} */
|
1169 | const fileSymlinks = new Set();
|
1170 | /** @type {Set<string>} */
|
1171 | const directories = new Set();
|
1172 | /** @type {Set<string>} */
|
1173 | const directorySymlinks = new Set();
|
1174 | /** @type {Set<string>} */
|
1175 | const missing = new Set();
|
1176 | /** @type {Set<string>} */
|
1177 | const resolveFiles = new Set();
|
1178 | /** @type {Set<string>} */
|
1179 | const resolveDirectories = new Set();
|
1180 | /** @type {Set<string>} */
|
1181 | const resolveMissing = new Set();
|
1182 | /** @type {Map<string, string | false>} */
|
1183 | const resolveResults = new Map();
|
1184 | const invalidResolveResults = new Set();
|
1185 | const resolverContext = {
|
1186 | fileDependencies: resolveFiles,
|
1187 | contextDependencies: resolveDirectories,
|
1188 | missingDependencies: resolveMissing
|
1189 | };
|
1190 | const expectedToString = expected => {
|
1191 | return expected ? ` (expected ${expected})` : "";
|
1192 | };
|
1193 | const jobToString = job => {
|
1194 | switch (job.type) {
|
1195 | case RBDT_RESOLVE_CJS:
|
1196 | return `resolve commonjs ${job.path}${expectedToString(
|
1197 | job.expected
|
1198 | )}`;
|
1199 | case RBDT_RESOLVE_ESM:
|
1200 | return `resolve esm ${job.path}${expectedToString(job.expected)}`;
|
1201 | case RBDT_RESOLVE_DIRECTORY:
|
1202 | return `resolve directory ${job.path}`;
|
1203 | case RBDT_RESOLVE_CJS_FILE:
|
1204 | return `resolve commonjs file ${job.path}${expectedToString(
|
1205 | job.expected
|
1206 | )}`;
|
1207 | case RBDT_RESOLVE_ESM_FILE:
|
1208 | return `resolve esm file ${job.path}${expectedToString(
|
1209 | job.expected
|
1210 | )}`;
|
1211 | case RBDT_DIRECTORY:
|
1212 | return `directory ${job.path}`;
|
1213 | case RBDT_FILE:
|
1214 | return `file ${job.path}`;
|
1215 | case RBDT_DIRECTORY_DEPENDENCIES:
|
1216 | return `directory dependencies ${job.path}`;
|
1217 | case RBDT_FILE_DEPENDENCIES:
|
1218 | return `file dependencies ${job.path}`;
|
1219 | }
|
1220 | return `unknown ${job.type} ${job.path}`;
|
1221 | };
|
1222 | const pathToString = job => {
|
1223 | let result = ` at ${jobToString(job)}`;
|
1224 | job = job.issuer;
|
1225 | while (job !== undefined) {
|
1226 | result += `\n at ${jobToString(job)}`;
|
1227 | job = job.issuer;
|
1228 | }
|
1229 | return result;
|
1230 | };
|
1231 | processAsyncTree(
|
1232 | Array.from(deps, dep => ({
|
1233 | type: RBDT_RESOLVE_CJS,
|
1234 | context,
|
1235 | path: dep,
|
1236 | expected: undefined,
|
1237 | issuer: undefined
|
1238 | })),
|
1239 | 20,
|
1240 | (job, push, callback) => {
|
1241 | const { type, context, path, expected } = job;
|
1242 | const resolveDirectory = path => {
|
1243 | const key = `d\n${context}\n${path}`;
|
1244 | if (resolveResults.has(key)) {
|
1245 | return callback();
|
1246 | }
|
1247 | resolveResults.set(key, undefined);
|
1248 | resolveContext(context, path, resolverContext, (err, _, result) => {
|
1249 | if (err) {
|
1250 | if (expected === false) {
|
1251 | resolveResults.set(key, false);
|
1252 | return callback();
|
1253 | }
|
1254 | invalidResolveResults.add(key);
|
1255 | err.message += `\nwhile resolving '${path}' in ${context} to a directory`;
|
1256 | return callback(err);
|
1257 | }
|
1258 | const resultPath = result.path;
|
1259 | resolveResults.set(key, resultPath);
|
1260 | push({
|
1261 | type: RBDT_DIRECTORY,
|
1262 | context: undefined,
|
1263 | path: resultPath,
|
1264 | expected: undefined,
|
1265 | issuer: job
|
1266 | });
|
1267 | callback();
|
1268 | });
|
1269 | };
|
1270 | const resolveFile = (path, symbol, resolve) => {
|
1271 | const key = `${symbol}\n${context}\n${path}`;
|
1272 | if (resolveResults.has(key)) {
|
1273 | return callback();
|
1274 | }
|
1275 | resolveResults.set(key, undefined);
|
1276 | resolve(context, path, resolverContext, (err, _, result) => {
|
1277 | if (typeof expected === "string") {
|
1278 | if (!err && result && result.path === expected) {
|
1279 | resolveResults.set(key, result.path);
|
1280 | } else {
|
1281 | invalidResolveResults.add(key);
|
1282 | this.logger.warn(
|
1283 | `Resolving '${path}' in ${context} for build dependencies doesn't lead to expected result '${expected}', but to '${
|
1284 | err || (result && result.path)
|
1285 | }' instead. Resolving dependencies are ignored for this path.\n${pathToString(
|
1286 | job
|
1287 | )}`
|
1288 | );
|
1289 | }
|
1290 | } else {
|
1291 | if (err) {
|
1292 | if (expected === false) {
|
1293 | resolveResults.set(key, false);
|
1294 | return callback();
|
1295 | }
|
1296 | invalidResolveResults.add(key);
|
1297 | err.message += `\nwhile resolving '${path}' in ${context} as file\n${pathToString(
|
1298 | job
|
1299 | )}`;
|
1300 | return callback(err);
|
1301 | }
|
1302 | const resultPath = result.path;
|
1303 | resolveResults.set(key, resultPath);
|
1304 | push({
|
1305 | type: RBDT_FILE,
|
1306 | context: undefined,
|
1307 | path: resultPath,
|
1308 | expected: undefined,
|
1309 | issuer: job
|
1310 | });
|
1311 | }
|
1312 | callback();
|
1313 | });
|
1314 | };
|
1315 | switch (type) {
|
1316 | case RBDT_RESOLVE_CJS: {
|
1317 | const isDirectory = /[\\/]$/.test(path);
|
1318 | if (isDirectory) {
|
1319 | resolveDirectory(path.slice(0, path.length - 1));
|
1320 | } else {
|
1321 | resolveFile(path, "f", resolveCjs);
|
1322 | }
|
1323 | break;
|
1324 | }
|
1325 | case RBDT_RESOLVE_ESM: {
|
1326 | const isDirectory = /[\\/]$/.test(path);
|
1327 | if (isDirectory) {
|
1328 | resolveDirectory(path.slice(0, path.length - 1));
|
1329 | } else {
|
1330 | resolveFile(path);
|
1331 | }
|
1332 | break;
|
1333 | }
|
1334 | case RBDT_RESOLVE_DIRECTORY: {
|
1335 | resolveDirectory(path);
|
1336 | break;
|
1337 | }
|
1338 | case RBDT_RESOLVE_CJS_FILE: {
|
1339 | resolveFile(path, "f", resolveCjs);
|
1340 | break;
|
1341 | }
|
1342 | case RBDT_RESOLVE_CJS_FILE_AS_CHILD: {
|
1343 | resolveFile(path, "c", resolveCjsAsChild);
|
1344 | break;
|
1345 | }
|
1346 | case RBDT_RESOLVE_ESM_FILE: {
|
1347 | resolveFile(path, "e", resolveEsm);
|
1348 | break;
|
1349 | }
|
1350 | case RBDT_FILE: {
|
1351 | if (files.has(path)) {
|
1352 | callback();
|
1353 | break;
|
1354 | }
|
1355 | files.add(path);
|
1356 | this.fs.realpath(path, (err, _realPath) => {
|
1357 | if (err) return callback(err);
|
1358 | const realPath = /** @type {string} */ (_realPath);
|
1359 | if (realPath !== path) {
|
1360 | fileSymlinks.add(path);
|
1361 | resolveFiles.add(path);
|
1362 | if (files.has(realPath)) return callback();
|
1363 | files.add(realPath);
|
1364 | }
|
1365 | push({
|
1366 | type: RBDT_FILE_DEPENDENCIES,
|
1367 | context: undefined,
|
1368 | path: realPath,
|
1369 | expected: undefined,
|
1370 | issuer: job
|
1371 | });
|
1372 | callback();
|
1373 | });
|
1374 | break;
|
1375 | }
|
1376 | case RBDT_DIRECTORY: {
|
1377 | if (directories.has(path)) {
|
1378 | callback();
|
1379 | break;
|
1380 | }
|
1381 | directories.add(path);
|
1382 | this.fs.realpath(path, (err, _realPath) => {
|
1383 | if (err) return callback(err);
|
1384 | const realPath = /** @type {string} */ (_realPath);
|
1385 | if (realPath !== path) {
|
1386 | directorySymlinks.add(path);
|
1387 | resolveFiles.add(path);
|
1388 | if (directories.has(realPath)) return callback();
|
1389 | directories.add(realPath);
|
1390 | }
|
1391 | push({
|
1392 | type: RBDT_DIRECTORY_DEPENDENCIES,
|
1393 | context: undefined,
|
1394 | path: realPath,
|
1395 | expected: undefined,
|
1396 | issuer: job
|
1397 | });
|
1398 | callback();
|
1399 | });
|
1400 | break;
|
1401 | }
|
1402 | case RBDT_FILE_DEPENDENCIES: {
|
1403 | // Check for known files without dependencies
|
1404 | if (/\.json5?$|\.yarn-integrity$|yarn\.lock$|\.ya?ml/.test(path)) {
|
1405 | process.nextTick(callback);
|
1406 | break;
|
1407 | }
|
1408 | // Check commonjs cache for the module
|
1409 | /** @type {NodeModule} */
|
1410 | const module = require.cache[path];
|
1411 | if (module && Array.isArray(module.children)) {
|
1412 | children: for (const child of module.children) {
|
1413 | let childPath = child.filename;
|
1414 | if (childPath) {
|
1415 | push({
|
1416 | type: RBDT_FILE,
|
1417 | context: undefined,
|
1418 | path: childPath,
|
1419 | expected: undefined,
|
1420 | issuer: job
|
1421 | });
|
1422 | const context = dirname(this.fs, path);
|
1423 | for (const modulePath of module.paths) {
|
1424 | if (childPath.startsWith(modulePath)) {
|
1425 | let subPath = childPath.slice(modulePath.length + 1);
|
1426 | const packageMatch = /^(@[^\\/]+[\\/])[^\\/]+/.exec(
|
1427 | subPath
|
1428 | );
|
1429 | if (packageMatch) {
|
1430 | push({
|
1431 | type: RBDT_FILE,
|
1432 | context: undefined,
|
1433 | path:
|
1434 | modulePath +
|
1435 | childPath[modulePath.length] +
|
1436 | packageMatch[0] +
|
1437 | childPath[modulePath.length] +
|
1438 | "package.json",
|
1439 | expected: false,
|
1440 | issuer: job
|
1441 | });
|
1442 | }
|
1443 | let request = subPath.replace(/\\/g, "/");
|
1444 | if (request.endsWith(".js"))
|
1445 | request = request.slice(0, -3);
|
1446 | push({
|
1447 | type: RBDT_RESOLVE_CJS_FILE_AS_CHILD,
|
1448 | context,
|
1449 | path: request,
|
1450 | expected: child.filename,
|
1451 | issuer: job
|
1452 | });
|
1453 | continue children;
|
1454 | }
|
1455 | }
|
1456 | let request = relative(this.fs, context, childPath);
|
1457 | if (request.endsWith(".js")) request = request.slice(0, -3);
|
1458 | request = request.replace(/\\/g, "/");
|
1459 | if (!request.startsWith("../")) request = `./${request}`;
|
1460 | push({
|
1461 | type: RBDT_RESOLVE_CJS_FILE,
|
1462 | context,
|
1463 | path: request,
|
1464 | expected: child.filename,
|
1465 | issuer: job
|
1466 | });
|
1467 | }
|
1468 | }
|
1469 | } else if (supportsEsm && /\.m?js$/.test(path)) {
|
1470 | if (!this._warnAboutExperimentalEsmTracking) {
|
1471 | this.logger.log(
|
1472 | "Node.js doesn't offer a (nice) way to introspect the ESM dependency graph yet.\n" +
|
1473 | "Until a full solution is available webpack uses an experimental ESM tracking based on parsing.\n" +
|
1474 | "As best effort webpack parses the ESM files to guess dependencies. But this can lead to expensive and incorrect tracking."
|
1475 | );
|
1476 | this._warnAboutExperimentalEsmTracking = true;
|
1477 | }
|
1478 | const lexer = require("es-module-lexer");
|
1479 | lexer.init.then(() => {
|
1480 | this.fs.readFile(path, (err, content) => {
|
1481 | if (err) return callback(err);
|
1482 | try {
|
1483 | const context = dirname(this.fs, path);
|
1484 | const source = content.toString();
|
1485 | const [imports] = lexer.parse(source);
|
1486 | for (const imp of imports) {
|
1487 | try {
|
1488 | let dependency;
|
1489 | if (imp.d === -1) {
|
1490 | // import ... from "..."
|
1491 | dependency = JSON.parse(
|
1492 | source.substring(imp.s - 1, imp.e + 1)
|
1493 | );
|
1494 | } else if (imp.d > -1) {
|
1495 | // import()
|
1496 | let expr = source.substring(imp.s, imp.e).trim();
|
1497 | if (expr[0] === "'")
|
1498 | expr = `"${expr
|
1499 | .slice(1, -1)
|
1500 | .replace(/"/g, '\\"')}"`;
|
1501 | dependency = JSON.parse(expr);
|
1502 | } else {
|
1503 |
|
1504 | continue;
|
1505 | }
|
1506 | push({
|
1507 | type: RBDT_RESOLVE_ESM_FILE,
|
1508 | context,
|
1509 | path: dependency,
|
1510 | expected: undefined,
|
1511 | issuer: job
|
1512 | });
|
1513 | } catch (e) {
|
1514 | this.logger.warn(
|
1515 | `Parsing of ${path} for build dependencies failed at 'import(${source.substring(
|
1516 | imp.s,
|
1517 | imp.e
|
1518 | )})'.\n` +
|
1519 | "Build dependencies behind this expression are ignored and might cause incorrect cache invalidation."
|
1520 | );
|
1521 | this.logger.debug(pathToString(job));
|
1522 | this.logger.debug(e.stack);
|
1523 | }
|
1524 | }
|
1525 | } catch (e) {
|
1526 | this.logger.warn(
|
1527 | `Parsing of ${path} for build dependencies failed and all dependencies of this file are ignored, which might cause incorrect cache invalidation..`
|
1528 | );
|
1529 | this.logger.debug(pathToString(job));
|
1530 | this.logger.debug(e.stack);
|
1531 | }
|
1532 | process.nextTick(callback);
|
1533 | });
|
1534 | }, callback);
|
1535 | break;
|
1536 | } else {
|
1537 | this.logger.log(
|
1538 | `Assuming ${path} has no dependencies as we were unable to assign it to any module system.`
|
1539 | );
|
1540 | this.logger.debug(pathToString(job));
|
1541 | }
|
1542 | process.nextTick(callback);
|
1543 | break;
|
1544 | }
|
1545 | case RBDT_DIRECTORY_DEPENDENCIES: {
|
1546 | const match =
|
1547 | /(^.+[\\/]node_modules[\\/](?:@[^\\/]+[\\/])?[^\\/]+)/.exec(path);
|
1548 | const packagePath = match ? match[1] : path;
|
1549 | const packageJson = join(this.fs, packagePath, "package.json");
|
1550 | this.fs.readFile(packageJson, (err, content) => {
|
1551 | if (err) {
|
1552 | if (err.code === "ENOENT") {
|
1553 | resolveMissing.add(packageJson);
|
1554 | const parent = dirname(this.fs, packagePath);
|
1555 | if (parent !== packagePath) {
|
1556 | push({
|
1557 | type: RBDT_DIRECTORY_DEPENDENCIES,
|
1558 | context: undefined,
|
1559 | path: parent,
|
1560 | expected: undefined,
|
1561 | issuer: job
|
1562 | });
|
1563 | }
|
1564 | callback();
|
1565 | return;
|
1566 | }
|
1567 | return callback(err);
|
1568 | }
|
1569 | resolveFiles.add(packageJson);
|
1570 | let packageData;
|
1571 | try {
|
1572 | packageData = JSON.parse(content.toString("utf-8"));
|
1573 | } catch (e) {
|
1574 | return callback(e);
|
1575 | }
|
1576 | const depsObject = packageData.dependencies;
|
1577 | const optionalDepsObject = packageData.optionalDependencies;
|
1578 | const allDeps = new Set();
|
1579 | const optionalDeps = new Set();
|
1580 | if (typeof depsObject === "object" && depsObject) {
|
1581 | for (const dep of Object.keys(depsObject)) {
|
1582 | allDeps.add(dep);
|
1583 | }
|
1584 | }
|
1585 | if (
|
1586 | typeof optionalDepsObject === "object" &&
|
1587 | optionalDepsObject
|
1588 | ) {
|
1589 | for (const dep of Object.keys(optionalDepsObject)) {
|
1590 | allDeps.add(dep);
|
1591 | optionalDeps.add(dep);
|
1592 | }
|
1593 | }
|
1594 | for (const dep of allDeps) {
|
1595 | push({
|
1596 | type: RBDT_RESOLVE_DIRECTORY,
|
1597 | context: packagePath,
|
1598 | path: dep,
|
1599 | expected: !optionalDeps.has(dep),
|
1600 | issuer: job
|
1601 | });
|
1602 | }
|
1603 | callback();
|
1604 | });
|
1605 | break;
|
1606 | }
|
1607 | }
|
1608 | },
|
1609 | err => {
|
1610 | if (err) return callback(err);
|
1611 | for (const l of fileSymlinks) files.delete(l);
|
1612 | for (const l of directorySymlinks) directories.delete(l);
|
1613 | for (const k of invalidResolveResults) resolveResults.delete(k);
|
1614 | callback(null, {
|
1615 | files,
|
1616 | directories,
|
1617 | missing,
|
1618 | resolveResults,
|
1619 | resolveDependencies: {
|
1620 | files: resolveFiles,
|
1621 | directories: resolveDirectories,
|
1622 | missing: resolveMissing
|
1623 | }
|
1624 | });
|
1625 | }
|
1626 | );
|
1627 | }
|
1628 |
|
1629 | |
1630 |
|
1631 |
|
1632 |
|
1633 |
|
1634 | checkResolveResultsValid(resolveResults, callback) {
|
1635 | const { resolveCjs, resolveCjsAsChild, resolveEsm, resolveContext } =
|
1636 | this._createBuildDependenciesResolvers();
|
1637 | asyncLib.eachLimit(
|
1638 | resolveResults,
|
1639 | 20,
|
1640 | ([key, expectedResult], callback) => {
|
1641 | const [type, context, path] = key.split("\n");
|
1642 | switch (type) {
|
1643 | case "d":
|
1644 | resolveContext(context, path, {}, (err, _, result) => {
|
1645 | if (expectedResult === false)
|
1646 | return callback(err ? undefined : INVALID);
|
1647 | if (err) return callback(err);
|
1648 | const resultPath = result.path;
|
1649 | if (resultPath !== expectedResult) return callback(INVALID);
|
1650 | callback();
|
1651 | });
|
1652 | break;
|
1653 | case "f":
|
1654 | resolveCjs(context, path, {}, (err, _, result) => {
|
1655 | if (expectedResult === false)
|
1656 | return callback(err ? undefined : INVALID);
|
1657 | if (err) return callback(err);
|
1658 | const resultPath = result.path;
|
1659 | if (resultPath !== expectedResult) return callback(INVALID);
|
1660 | callback();
|
1661 | });
|
1662 | break;
|
1663 | case "c":
|
1664 | resolveCjsAsChild(context, path, {}, (err, _, result) => {
|
1665 | if (expectedResult === false)
|
1666 | return callback(err ? undefined : INVALID);
|
1667 | if (err) return callback(err);
|
1668 | const resultPath = result.path;
|
1669 | if (resultPath !== expectedResult) return callback(INVALID);
|
1670 | callback();
|
1671 | });
|
1672 | break;
|
1673 | case "e":
|
1674 | resolveEsm(context, path, {}, (err, _, result) => {
|
1675 | if (expectedResult === false)
|
1676 | return callback(err ? undefined : INVALID);
|
1677 | if (err) return callback(err);
|
1678 | const resultPath = result.path;
|
1679 | if (resultPath !== expectedResult) return callback(INVALID);
|
1680 | callback();
|
1681 | });
|
1682 | break;
|
1683 | default:
|
1684 | callback(new Error("Unexpected type in resolve result key"));
|
1685 | break;
|
1686 | }
|
1687 | },
|
1688 | |
1689 |
|
1690 |
|
1691 |
|
1692 | err => {
|
1693 | if (err === INVALID) {
|
1694 | return callback(null, false);
|
1695 | }
|
1696 | if (err) {
|
1697 | return callback(err);
|
1698 | }
|
1699 | return callback(null, true);
|
1700 | }
|
1701 | );
|
1702 | }
|
1703 |
|
1704 | |
1705 |
|
1706 |
|
1707 |
|
1708 |
|
1709 |
|
1710 |
|
1711 |
|
1712 |
|
1713 |
|
1714 |
|
1715 |
|
1716 | createSnapshot(startTime, files, directories, missing, options, callback) {
|
1717 |
|
1718 | const fileTimestamps = new Map();
|
1719 |
|
1720 | const fileHashes = new Map();
|
1721 |
|
1722 | const fileTshs = new Map();
|
1723 |
|
1724 | const contextTimestamps = new Map();
|
1725 |
|
1726 | const contextHashes = new Map();
|
1727 |
|
1728 | const contextTshs = new Map();
|
1729 |
|
1730 | const missingExistence = new Map();
|
1731 |
|
1732 | const managedItemInfo = new Map();
|
1733 |
|
1734 | const managedFiles = new Set();
|
1735 |
|
1736 | const managedContexts = new Set();
|
1737 |
|
1738 | const managedMissing = new Set();
|
1739 |
|
1740 | const children = new Set();
|
1741 |
|
1742 |
|
1743 | let unsharedFileTimestamps;
|
1744 |
|
1745 | let unsharedFileHashes;
|
1746 |
|
1747 | let unsharedFileTshs;
|
1748 |
|
1749 | let unsharedContextTimestamps;
|
1750 |
|
1751 | let unsharedContextHashes;
|
1752 |
|
1753 | let unsharedContextTshs;
|
1754 |
|
1755 | let unsharedMissingExistence;
|
1756 |
|
1757 | let unsharedManagedItemInfo;
|
1758 |
|
1759 |
|
1760 | const managedItems = new Set();
|
1761 |
|
1762 |
|
1763 | const mode = options && options.hash ? (options.timestamp ? 3 : 2) : 1;
|
1764 |
|
1765 | let jobs = 1;
|
1766 | const jobDone = () => {
|
1767 | if (--jobs === 0) {
|
1768 | const snapshot = new Snapshot();
|
1769 | if (startTime) snapshot.setStartTime(startTime);
|
1770 | if (fileTimestamps.size !== 0) {
|
1771 | snapshot.setFileTimestamps(fileTimestamps);
|
1772 | this._fileTimestampsOptimization.storeUnsharedSnapshot(
|
1773 | snapshot,
|
1774 | unsharedFileTimestamps
|
1775 | );
|
1776 | }
|
1777 | if (fileHashes.size !== 0) {
|
1778 | snapshot.setFileHashes(fileHashes);
|
1779 | this._fileHashesOptimization.storeUnsharedSnapshot(
|
1780 | snapshot,
|
1781 | unsharedFileHashes
|
1782 | );
|
1783 | }
|
1784 | if (fileTshs.size !== 0) {
|
1785 | snapshot.setFileTshs(fileTshs);
|
1786 | this._fileTshsOptimization.storeUnsharedSnapshot(
|
1787 | snapshot,
|
1788 | unsharedFileTshs
|
1789 | );
|
1790 | }
|
1791 | if (contextTimestamps.size !== 0) {
|
1792 | snapshot.setContextTimestamps(contextTimestamps);
|
1793 | this._contextTimestampsOptimization.storeUnsharedSnapshot(
|
1794 | snapshot,
|
1795 | unsharedContextTimestamps
|
1796 | );
|
1797 | }
|
1798 | if (contextHashes.size !== 0) {
|
1799 | snapshot.setContextHashes(contextHashes);
|
1800 | this._contextHashesOptimization.storeUnsharedSnapshot(
|
1801 | snapshot,
|
1802 | unsharedContextHashes
|
1803 | );
|
1804 | }
|
1805 | if (contextTshs.size !== 0) {
|
1806 | snapshot.setContextTshs(contextTshs);
|
1807 | this._contextTshsOptimization.storeUnsharedSnapshot(
|
1808 | snapshot,
|
1809 | unsharedContextTshs
|
1810 | );
|
1811 | }
|
1812 | if (missingExistence.size !== 0) {
|
1813 | snapshot.setMissingExistence(missingExistence);
|
1814 | this._missingExistenceOptimization.storeUnsharedSnapshot(
|
1815 | snapshot,
|
1816 | unsharedMissingExistence
|
1817 | );
|
1818 | }
|
1819 | if (managedItemInfo.size !== 0) {
|
1820 | snapshot.setManagedItemInfo(managedItemInfo);
|
1821 | this._managedItemInfoOptimization.storeUnsharedSnapshot(
|
1822 | snapshot,
|
1823 | unsharedManagedItemInfo
|
1824 | );
|
1825 | }
|
1826 | const unsharedManagedFiles = this._managedFilesOptimization.optimize(
|
1827 | managedFiles,
|
1828 | undefined,
|
1829 | children
|
1830 | );
|
1831 | if (managedFiles.size !== 0) {
|
1832 | snapshot.setManagedFiles(managedFiles);
|
1833 | this._managedFilesOptimization.storeUnsharedSnapshot(
|
1834 | snapshot,
|
1835 | unsharedManagedFiles
|
1836 | );
|
1837 | }
|
1838 | const unsharedManagedContexts =
|
1839 | this._managedContextsOptimization.optimize(
|
1840 | managedContexts,
|
1841 | undefined,
|
1842 | children
|
1843 | );
|
1844 | if (managedContexts.size !== 0) {
|
1845 | snapshot.setManagedContexts(managedContexts);
|
1846 | this._managedContextsOptimization.storeUnsharedSnapshot(
|
1847 | snapshot,
|
1848 | unsharedManagedContexts
|
1849 | );
|
1850 | }
|
1851 | const unsharedManagedMissing =
|
1852 | this._managedMissingOptimization.optimize(
|
1853 | managedMissing,
|
1854 | undefined,
|
1855 | children
|
1856 | );
|
1857 | if (managedMissing.size !== 0) {
|
1858 | snapshot.setManagedMissing(managedMissing);
|
1859 | this._managedMissingOptimization.storeUnsharedSnapshot(
|
1860 | snapshot,
|
1861 | unsharedManagedMissing
|
1862 | );
|
1863 | }
|
1864 | if (children.size !== 0) {
|
1865 | snapshot.setChildren(children);
|
1866 | }
|
1867 | this._snapshotCache.set(snapshot, true);
|
1868 | this._statCreatedSnapshots++;
|
1869 |
|
1870 | callback(null, snapshot);
|
1871 | }
|
1872 | };
|
1873 | const jobError = () => {
|
1874 | if (jobs > 0) {
|
1875 |
|
1876 | jobs = -100000000;
|
1877 | callback(null, null);
|
1878 | }
|
1879 | };
|
1880 | const checkManaged = (path, managedSet) => {
|
1881 | for (const immutablePath of this.immutablePathsWithSlash) {
|
1882 | if (path.startsWith(immutablePath)) {
|
1883 | managedSet.add(path);
|
1884 | return true;
|
1885 | }
|
1886 | }
|
1887 | for (const managedPath of this.managedPathsWithSlash) {
|
1888 | if (path.startsWith(managedPath)) {
|
1889 | const managedItem = getManagedItem(managedPath, path);
|
1890 | if (managedItem) {
|
1891 | managedItems.add(managedItem);
|
1892 | managedSet.add(path);
|
1893 | return true;
|
1894 | }
|
1895 | }
|
1896 | }
|
1897 | return false;
|
1898 | };
|
1899 | const captureNonManaged = (items, managedSet) => {
|
1900 | const capturedItems = new Set();
|
1901 | for (const path of items) {
|
1902 | if (!checkManaged(path, managedSet)) capturedItems.add(path);
|
1903 | }
|
1904 | return capturedItems;
|
1905 | };
|
1906 | if (files) {
|
1907 | const capturedFiles = captureNonManaged(files, managedFiles);
|
1908 | switch (mode) {
|
1909 | case 3:
|
1910 | unsharedFileTshs = this._fileTshsOptimization.optimize(
|
1911 | capturedFiles,
|
1912 | undefined,
|
1913 | children
|
1914 | );
|
1915 | for (const path of capturedFiles) {
|
1916 | const cache = this._fileTshs.get(path);
|
1917 | if (cache !== undefined) {
|
1918 | fileTshs.set(path, cache);
|
1919 | } else {
|
1920 | jobs++;
|
1921 | this._getFileTimestampAndHash(path, (err, entry) => {
|
1922 | if (err) {
|
1923 | if (this.logger) {
|
1924 | this.logger.debug(
|
1925 | `Error snapshotting file timestamp hash combination of ${path}: ${err.stack}`
|
1926 | );
|
1927 | }
|
1928 | jobError();
|
1929 | } else {
|
1930 | fileTshs.set(path, entry);
|
1931 | jobDone();
|
1932 | }
|
1933 | });
|
1934 | }
|
1935 | }
|
1936 | break;
|
1937 | case 2:
|
1938 | unsharedFileHashes = this._fileHashesOptimization.optimize(
|
1939 | capturedFiles,
|
1940 | undefined,
|
1941 | children
|
1942 | );
|
1943 | for (const path of capturedFiles) {
|
1944 | const cache = this._fileHashes.get(path);
|
1945 | if (cache !== undefined) {
|
1946 | fileHashes.set(path, cache);
|
1947 | } else {
|
1948 | jobs++;
|
1949 | this.fileHashQueue.add(path, (err, entry) => {
|
1950 | if (err) {
|
1951 | if (this.logger) {
|
1952 | this.logger.debug(
|
1953 | `Error snapshotting file hash of ${path}: ${err.stack}`
|
1954 | );
|
1955 | }
|
1956 | jobError();
|
1957 | } else {
|
1958 | fileHashes.set(path, entry);
|
1959 | jobDone();
|
1960 | }
|
1961 | });
|
1962 | }
|
1963 | }
|
1964 | break;
|
1965 | case 1:
|
1966 | unsharedFileTimestamps = this._fileTimestampsOptimization.optimize(
|
1967 | capturedFiles,
|
1968 | startTime,
|
1969 | children
|
1970 | );
|
1971 | for (const path of capturedFiles) {
|
1972 | const cache = this._fileTimestamps.get(path);
|
1973 | if (cache !== undefined) {
|
1974 | if (cache !== "ignore") {
|
1975 | fileTimestamps.set(path, cache);
|
1976 | }
|
1977 | } else {
|
1978 | jobs++;
|
1979 | this.fileTimestampQueue.add(path, (err, entry) => {
|
1980 | if (err) {
|
1981 | if (this.logger) {
|
1982 | this.logger.debug(
|
1983 | `Error snapshotting file timestamp of ${path}: ${err.stack}`
|
1984 | );
|
1985 | }
|
1986 | jobError();
|
1987 | } else {
|
1988 | fileTimestamps.set(path, entry);
|
1989 | jobDone();
|
1990 | }
|
1991 | });
|
1992 | }
|
1993 | }
|
1994 | break;
|
1995 | }
|
1996 | }
|
1997 | if (directories) {
|
1998 | const capturedDirectories = captureNonManaged(
|
1999 | directories,
|
2000 | managedContexts
|
2001 | );
|
2002 | switch (mode) {
|
2003 | case 3:
|
2004 | unsharedContextTshs = this._contextTshsOptimization.optimize(
|
2005 | capturedDirectories,
|
2006 | undefined,
|
2007 | children
|
2008 | );
|
2009 | for (const path of capturedDirectories) {
|
2010 | const cache = this._contextTshs.get(path);
|
2011 | if (cache !== undefined) {
|
2012 | contextTshs.set(path, cache);
|
2013 | } else {
|
2014 | jobs++;
|
2015 | this._getContextTimestampAndHash(path, (err, entry) => {
|
2016 | if (err) {
|
2017 | if (this.logger) {
|
2018 | this.logger.debug(
|
2019 | `Error snapshotting context timestamp hash combination of ${path}: ${err.stack}`
|
2020 | );
|
2021 | }
|
2022 | jobError();
|
2023 | } else {
|
2024 | contextTshs.set(path, entry);
|
2025 | jobDone();
|
2026 | }
|
2027 | });
|
2028 | }
|
2029 | }
|
2030 | break;
|
2031 | case 2:
|
2032 | unsharedContextHashes = this._contextHashesOptimization.optimize(
|
2033 | capturedDirectories,
|
2034 | undefined,
|
2035 | children
|
2036 | );
|
2037 | for (const path of capturedDirectories) {
|
2038 | const cache = this._contextHashes.get(path);
|
2039 | if (cache !== undefined) {
|
2040 | contextHashes.set(path, cache);
|
2041 | } else {
|
2042 | jobs++;
|
2043 | this.contextHashQueue.add(path, (err, entry) => {
|
2044 | if (err) {
|
2045 | if (this.logger) {
|
2046 | this.logger.debug(
|
2047 | `Error snapshotting context hash of ${path}: ${err.stack}`
|
2048 | );
|
2049 | }
|
2050 | jobError();
|
2051 | } else {
|
2052 | contextHashes.set(path, entry);
|
2053 | jobDone();
|
2054 | }
|
2055 | });
|
2056 | }
|
2057 | }
|
2058 | break;
|
2059 | case 1:
|
2060 | unsharedContextTimestamps =
|
2061 | this._contextTimestampsOptimization.optimize(
|
2062 | capturedDirectories,
|
2063 | startTime,
|
2064 | children
|
2065 | );
|
2066 | for (const path of capturedDirectories) {
|
2067 | const cache = this._contextTimestamps.get(path);
|
2068 | if (cache !== undefined) {
|
2069 | if (cache !== "ignore") {
|
2070 | contextTimestamps.set(path, cache);
|
2071 | }
|
2072 | } else {
|
2073 | jobs++;
|
2074 | this.contextTimestampQueue.add(path, (err, entry) => {
|
2075 | if (err) {
|
2076 | if (this.logger) {
|
2077 | this.logger.debug(
|
2078 | `Error snapshotting context timestamp of ${path}: ${err.stack}`
|
2079 | );
|
2080 | }
|
2081 | jobError();
|
2082 | } else {
|
2083 | contextTimestamps.set(path, entry);
|
2084 | jobDone();
|
2085 | }
|
2086 | });
|
2087 | }
|
2088 | }
|
2089 | break;
|
2090 | }
|
2091 | }
|
2092 | if (missing) {
|
2093 | const capturedMissing = captureNonManaged(missing, managedMissing);
|
2094 | unsharedMissingExistence = this._missingExistenceOptimization.optimize(
|
2095 | capturedMissing,
|
2096 | startTime,
|
2097 | children
|
2098 | );
|
2099 | for (const path of capturedMissing) {
|
2100 | const cache = this._fileTimestamps.get(path);
|
2101 | if (cache !== undefined) {
|
2102 | if (cache !== "ignore") {
|
2103 | missingExistence.set(path, toExistence(cache));
|
2104 | }
|
2105 | } else {
|
2106 | jobs++;
|
2107 | this.fileTimestampQueue.add(path, (err, entry) => {
|
2108 | if (err) {
|
2109 | if (this.logger) {
|
2110 | this.logger.debug(
|
2111 | `Error snapshotting missing timestamp of ${path}: ${err.stack}`
|
2112 | );
|
2113 | }
|
2114 | jobError();
|
2115 | } else {
|
2116 | missingExistence.set(path, toExistence(entry));
|
2117 | jobDone();
|
2118 | }
|
2119 | });
|
2120 | }
|
2121 | }
|
2122 | }
|
2123 | unsharedManagedItemInfo = this._managedItemInfoOptimization.optimize(
|
2124 | managedItems,
|
2125 | undefined,
|
2126 | children
|
2127 | );
|
2128 | for (const path of managedItems) {
|
2129 | const cache = this._managedItems.get(path);
|
2130 | if (cache !== undefined) {
|
2131 | managedItemInfo.set(path, cache);
|
2132 | } else {
|
2133 | jobs++;
|
2134 | this.managedItemQueue.add(path, (err, entry) => {
|
2135 | if (err) {
|
2136 | if (this.logger) {
|
2137 | this.logger.debug(
|
2138 | `Error snapshotting managed item ${path}: ${err.stack}`
|
2139 | );
|
2140 | }
|
2141 | jobError();
|
2142 | } else {
|
2143 | managedItemInfo.set(path, entry);
|
2144 | jobDone();
|
2145 | }
|
2146 | });
|
2147 | }
|
2148 | }
|
2149 | jobDone();
|
2150 | }
|
2151 |
|
2152 | |
2153 |
|
2154 |
|
2155 |
|
2156 |
|
2157 | mergeSnapshots(snapshot1, snapshot2) {
|
2158 | const snapshot = new Snapshot();
|
2159 | if (snapshot1.hasStartTime() && snapshot2.hasStartTime())
|
2160 | snapshot.setStartTime(Math.min(snapshot1.startTime, snapshot2.startTime));
|
2161 | else if (snapshot2.hasStartTime()) snapshot.startTime = snapshot2.startTime;
|
2162 | else if (snapshot1.hasStartTime()) snapshot.startTime = snapshot1.startTime;
|
2163 | if (snapshot1.hasFileTimestamps() || snapshot2.hasFileTimestamps()) {
|
2164 | snapshot.setFileTimestamps(
|
2165 | mergeMaps(snapshot1.fileTimestamps, snapshot2.fileTimestamps)
|
2166 | );
|
2167 | }
|
2168 | if (snapshot1.hasFileHashes() || snapshot2.hasFileHashes()) {
|
2169 | snapshot.setFileHashes(
|
2170 | mergeMaps(snapshot1.fileHashes, snapshot2.fileHashes)
|
2171 | );
|
2172 | }
|
2173 | if (snapshot1.hasFileTshs() || snapshot2.hasFileTshs()) {
|
2174 | snapshot.setFileTshs(mergeMaps(snapshot1.fileTshs, snapshot2.fileTshs));
|
2175 | }
|
2176 | if (snapshot1.hasContextTimestamps() || snapshot2.hasContextTimestamps()) {
|
2177 | snapshot.setContextTimestamps(
|
2178 | mergeMaps(snapshot1.contextTimestamps, snapshot2.contextTimestamps)
|
2179 | );
|
2180 | }
|
2181 | if (snapshot1.hasContextHashes() || snapshot2.hasContextHashes()) {
|
2182 | snapshot.setContextHashes(
|
2183 | mergeMaps(snapshot1.contextHashes, snapshot2.contextHashes)
|
2184 | );
|
2185 | }
|
2186 | if (snapshot1.hasContextTshs() || snapshot2.hasContextTshs()) {
|
2187 | snapshot.setContextTshs(
|
2188 | mergeMaps(snapshot1.contextTshs, snapshot2.contextTshs)
|
2189 | );
|
2190 | }
|
2191 | if (snapshot1.hasMissingExistence() || snapshot2.hasMissingExistence()) {
|
2192 | snapshot.setMissingExistence(
|
2193 | mergeMaps(snapshot1.missingExistence, snapshot2.missingExistence)
|
2194 | );
|
2195 | }
|
2196 | if (snapshot1.hasManagedItemInfo() || snapshot2.hasManagedItemInfo()) {
|
2197 | snapshot.setManagedItemInfo(
|
2198 | mergeMaps(snapshot1.managedItemInfo, snapshot2.managedItemInfo)
|
2199 | );
|
2200 | }
|
2201 | if (snapshot1.hasManagedFiles() || snapshot2.hasManagedFiles()) {
|
2202 | snapshot.setManagedFiles(
|
2203 | mergeSets(snapshot1.managedFiles, snapshot2.managedFiles)
|
2204 | );
|
2205 | }
|
2206 | if (snapshot1.hasManagedContexts() || snapshot2.hasManagedContexts()) {
|
2207 | snapshot.setManagedContexts(
|
2208 | mergeSets(snapshot1.managedContexts, snapshot2.managedContexts)
|
2209 | );
|
2210 | }
|
2211 | if (snapshot1.hasManagedMissing() || snapshot2.hasManagedMissing()) {
|
2212 | snapshot.setManagedMissing(
|
2213 | mergeSets(snapshot1.managedMissing, snapshot2.managedMissing)
|
2214 | );
|
2215 | }
|
2216 | if (snapshot1.hasChildren() || snapshot2.hasChildren()) {
|
2217 | snapshot.setChildren(mergeSets(snapshot1.children, snapshot2.children));
|
2218 | }
|
2219 | if (
|
2220 | this._snapshotCache.get(snapshot1) === true &&
|
2221 | this._snapshotCache.get(snapshot2) === true
|
2222 | ) {
|
2223 | this._snapshotCache.set(snapshot, true);
|
2224 | }
|
2225 | return snapshot;
|
2226 | }
|
2227 |
|
2228 | |
2229 |
|
2230 |
|
2231 |
|
2232 |
|
2233 | checkSnapshotValid(snapshot, callback) {
|
2234 | const cachedResult = this._snapshotCache.get(snapshot);
|
2235 | if (cachedResult !== undefined) {
|
2236 | this._statTestedSnapshotsCached++;
|
2237 | if (typeof cachedResult === "boolean") {
|
2238 | callback(null, cachedResult);
|
2239 | } else {
|
2240 | cachedResult.push(callback);
|
2241 | }
|
2242 | return;
|
2243 | }
|
2244 | this._statTestedSnapshotsNotCached++;
|
2245 | this._checkSnapshotValidNoCache(snapshot, callback);
|
2246 | }
|
2247 |
|
2248 | |
2249 |
|
2250 |
|
2251 |
|
2252 |
|
2253 | _checkSnapshotValidNoCache(snapshot, callback) {
|
2254 |
|
2255 | let startTime = undefined;
|
2256 | if (snapshot.hasStartTime()) {
|
2257 | startTime = snapshot.startTime;
|
2258 | }
|
2259 | let jobs = 1;
|
2260 | const jobDone = () => {
|
2261 | if (--jobs === 0) {
|
2262 | this._snapshotCache.set(snapshot, true);
|
2263 | callback(null, true);
|
2264 | }
|
2265 | };
|
2266 | const invalid = () => {
|
2267 | if (jobs > 0) {
|
2268 |
|
2269 | jobs = -100000000;
|
2270 | this._snapshotCache.set(snapshot, false);
|
2271 | callback(null, false);
|
2272 | }
|
2273 | };
|
2274 | const invalidWithError = (path, err) => {
|
2275 | if (this._remainingLogs > 0) {
|
2276 | this._log(path, `error occurred: %s`, err);
|
2277 | }
|
2278 | invalid();
|
2279 | };
|
2280 | |
2281 |
|
2282 |
|
2283 |
|
2284 |
|
2285 |
|
2286 | const checkHash = (path, current, snap) => {
|
2287 | if (current !== snap) {
|
2288 |
|
2289 | if (this._remainingLogs > 0) {
|
2290 | this._log(path, `hashes differ (%s != %s)`, current, snap);
|
2291 | }
|
2292 | return false;
|
2293 | }
|
2294 | return true;
|
2295 | };
|
2296 | |
2297 |
|
2298 |
|
2299 |
|
2300 |
|
2301 |
|
2302 | const checkExistence = (path, current, snap) => {
|
2303 | if (!current !== !snap) {
|
2304 |
|
2305 |
|
2306 | if (this._remainingLogs > 0) {
|
2307 | this._log(
|
2308 | path,
|
2309 | current ? "it didn't exist before" : "it does no longer exist"
|
2310 | );
|
2311 | }
|
2312 | return false;
|
2313 | }
|
2314 | return true;
|
2315 | };
|
2316 | |
2317 |
|
2318 |
|
2319 |
|
2320 |
|
2321 |
|
2322 |
|
2323 | const checkFile = (path, current, snap, log = true) => {
|
2324 | if (current === snap) return true;
|
2325 | if (!current !== !snap) {
|
2326 |
|
2327 |
|
2328 | if (log && this._remainingLogs > 0) {
|
2329 | this._log(
|
2330 | path,
|
2331 | current ? "it didn't exist before" : "it does no longer exist"
|
2332 | );
|
2333 | }
|
2334 | return false;
|
2335 | }
|
2336 | if (current) {
|
2337 |
|
2338 | if (typeof startTime === "number" && current.safeTime > startTime) {
|
2339 |
|
2340 |
|
2341 | if (log && this._remainingLogs > 0) {
|
2342 | this._log(
|
2343 | path,
|
2344 | `it may have changed (%d) after the start time of the snapshot (%d)`,
|
2345 | current.safeTime,
|
2346 | startTime
|
2347 | );
|
2348 | }
|
2349 | return false;
|
2350 | }
|
2351 | if (
|
2352 | snap.timestamp !== undefined &&
|
2353 | current.timestamp !== snap.timestamp
|
2354 | ) {
|
2355 |
|
2356 |
|
2357 | if (log && this._remainingLogs > 0) {
|
2358 | this._log(
|
2359 | path,
|
2360 | `timestamps differ (%d != %d)`,
|
2361 | current.timestamp,
|
2362 | snap.timestamp
|
2363 | );
|
2364 | }
|
2365 | return false;
|
2366 | }
|
2367 | if (
|
2368 | snap.timestampHash !== undefined &&
|
2369 | current.timestampHash !== snap.timestampHash
|
2370 | ) {
|
2371 |
|
2372 |
|
2373 | if (log && this._remainingLogs > 0) {
|
2374 | this._log(
|
2375 | path,
|
2376 | `timestamps hashes differ (%s != %s)`,
|
2377 | current.timestampHash,
|
2378 | snap.timestampHash
|
2379 | );
|
2380 | }
|
2381 | return false;
|
2382 | }
|
2383 | }
|
2384 | return true;
|
2385 | };
|
2386 | if (snapshot.hasChildren()) {
|
2387 | const childCallback = (err, result) => {
|
2388 | if (err || !result) return invalid();
|
2389 | else jobDone();
|
2390 | };
|
2391 | for (const child of snapshot.children) {
|
2392 | const cache = this._snapshotCache.get(child);
|
2393 | if (cache !== undefined) {
|
2394 | this._statTestedChildrenCached++;
|
2395 |
|
2396 | if (typeof cache === "boolean") {
|
2397 | if (cache === false) {
|
2398 | invalid();
|
2399 | return;
|
2400 | }
|
2401 | } else {
|
2402 | jobs++;
|
2403 | cache.push(childCallback);
|
2404 | }
|
2405 | } else {
|
2406 | this._statTestedChildrenNotCached++;
|
2407 | jobs++;
|
2408 | this._checkSnapshotValidNoCache(child, childCallback);
|
2409 | }
|
2410 | }
|
2411 | }
|
2412 | if (snapshot.hasFileTimestamps()) {
|
2413 | const { fileTimestamps } = snapshot;
|
2414 | this._statTestedEntries += fileTimestamps.size;
|
2415 | for (const [path, ts] of fileTimestamps) {
|
2416 | const cache = this._fileTimestamps.get(path);
|
2417 | if (cache !== undefined) {
|
2418 | if (cache !== "ignore" && !checkFile(path, cache, ts)) {
|
2419 | invalid();
|
2420 | return;
|
2421 | }
|
2422 | } else {
|
2423 | jobs++;
|
2424 | this.fileTimestampQueue.add(path, (err, entry) => {
|
2425 | if (err) return invalidWithError(path, err);
|
2426 | if (!checkFile(path, entry, ts)) {
|
2427 | invalid();
|
2428 | } else {
|
2429 | jobDone();
|
2430 | }
|
2431 | });
|
2432 | }
|
2433 | }
|
2434 | }
|
2435 | const processFileHashSnapshot = (path, hash) => {
|
2436 | const cache = this._fileHashes.get(path);
|
2437 | if (cache !== undefined) {
|
2438 | if (cache !== "ignore" && !checkHash(path, cache, hash)) {
|
2439 | invalid();
|
2440 | return;
|
2441 | }
|
2442 | } else {
|
2443 | jobs++;
|
2444 | this.fileHashQueue.add(path, (err, entry) => {
|
2445 | if (err) return invalidWithError(path, err);
|
2446 | if (!checkHash(path, entry, hash)) {
|
2447 | invalid();
|
2448 | } else {
|
2449 | jobDone();
|
2450 | }
|
2451 | });
|
2452 | }
|
2453 | };
|
2454 | if (snapshot.hasFileHashes()) {
|
2455 | const { fileHashes } = snapshot;
|
2456 | this._statTestedEntries += fileHashes.size;
|
2457 | for (const [path, hash] of fileHashes) {
|
2458 | processFileHashSnapshot(path, hash);
|
2459 | }
|
2460 | }
|
2461 | if (snapshot.hasFileTshs()) {
|
2462 | const { fileTshs } = snapshot;
|
2463 | this._statTestedEntries += fileTshs.size;
|
2464 | for (const [path, tsh] of fileTshs) {
|
2465 | if (typeof tsh === "string") {
|
2466 | processFileHashSnapshot(path, tsh);
|
2467 | } else {
|
2468 | const cache = this._fileTimestamps.get(path);
|
2469 | if (cache !== undefined) {
|
2470 | if (cache === "ignore" || !checkFile(path, cache, tsh, false)) {
|
2471 | processFileHashSnapshot(path, tsh.hash);
|
2472 | }
|
2473 | } else {
|
2474 | jobs++;
|
2475 | this.fileTimestampQueue.add(path, (err, entry) => {
|
2476 | if (err) return invalidWithError(path, err);
|
2477 | if (!checkFile(path, entry, tsh, false)) {
|
2478 | processFileHashSnapshot(path, tsh.hash);
|
2479 | }
|
2480 | jobDone();
|
2481 | });
|
2482 | }
|
2483 | }
|
2484 | }
|
2485 | }
|
2486 | if (snapshot.hasContextTimestamps()) {
|
2487 | const { contextTimestamps } = snapshot;
|
2488 | this._statTestedEntries += contextTimestamps.size;
|
2489 | for (const [path, ts] of contextTimestamps) {
|
2490 | const cache = this._contextTimestamps.get(path);
|
2491 | if (cache !== undefined) {
|
2492 | if (cache !== "ignore" && !checkFile(path, cache, ts)) {
|
2493 | invalid();
|
2494 | return;
|
2495 | }
|
2496 | } else {
|
2497 | jobs++;
|
2498 | this.contextTimestampQueue.add(path, (err, entry) => {
|
2499 | if (err) return invalidWithError(path, err);
|
2500 | if (!checkFile(path, entry, ts)) {
|
2501 | invalid();
|
2502 | } else {
|
2503 | jobDone();
|
2504 | }
|
2505 | });
|
2506 | }
|
2507 | }
|
2508 | }
|
2509 | const processContextHashSnapshot = (path, hash) => {
|
2510 | const cache = this._contextHashes.get(path);
|
2511 | if (cache !== undefined) {
|
2512 | if (cache !== "ignore" && !checkHash(path, cache, hash)) {
|
2513 | invalid();
|
2514 | return;
|
2515 | }
|
2516 | } else {
|
2517 | jobs++;
|
2518 | this.contextHashQueue.add(path, (err, entry) => {
|
2519 | if (err) return invalidWithError(path, err);
|
2520 | if (!checkHash(path, entry, hash)) {
|
2521 | invalid();
|
2522 | } else {
|
2523 | jobDone();
|
2524 | }
|
2525 | });
|
2526 | }
|
2527 | };
|
2528 | if (snapshot.hasContextHashes()) {
|
2529 | const { contextHashes } = snapshot;
|
2530 | this._statTestedEntries += contextHashes.size;
|
2531 | for (const [path, hash] of contextHashes) {
|
2532 | processContextHashSnapshot(path, hash);
|
2533 | }
|
2534 | }
|
2535 | if (snapshot.hasContextTshs()) {
|
2536 | const { contextTshs } = snapshot;
|
2537 | this._statTestedEntries += contextTshs.size;
|
2538 | for (const [path, tsh] of contextTshs) {
|
2539 | if (typeof tsh === "string") {
|
2540 | processContextHashSnapshot(path, tsh);
|
2541 | } else {
|
2542 | const cache = this._contextTimestamps.get(path);
|
2543 | if (cache !== undefined) {
|
2544 | if (cache === "ignore" || !checkFile(path, cache, tsh, false)) {
|
2545 | processContextHashSnapshot(path, tsh.hash);
|
2546 | }
|
2547 | } else {
|
2548 | jobs++;
|
2549 | this.contextTimestampQueue.add(path, (err, entry) => {
|
2550 | if (err) return invalidWithError(path, err);
|
2551 | if (!checkFile(path, entry, tsh, false)) {
|
2552 | processContextHashSnapshot(path, tsh.hash);
|
2553 | }
|
2554 | jobDone();
|
2555 | });
|
2556 | }
|
2557 | }
|
2558 | }
|
2559 | }
|
2560 | if (snapshot.hasMissingExistence()) {
|
2561 | const { missingExistence } = snapshot;
|
2562 | this._statTestedEntries += missingExistence.size;
|
2563 | for (const [path, existence] of missingExistence) {
|
2564 | const cache = this._fileTimestamps.get(path);
|
2565 | if (cache !== undefined) {
|
2566 | if (
|
2567 | cache !== "ignore" &&
|
2568 | !checkExistence(path, toExistence(cache), existence)
|
2569 | ) {
|
2570 | invalid();
|
2571 | return;
|
2572 | }
|
2573 | } else {
|
2574 | jobs++;
|
2575 | this.fileTimestampQueue.add(path, (err, entry) => {
|
2576 | if (err) return invalidWithError(path, err);
|
2577 | if (!checkExistence(path, toExistence(entry), existence)) {
|
2578 | invalid();
|
2579 | } else {
|
2580 | jobDone();
|
2581 | }
|
2582 | });
|
2583 | }
|
2584 | }
|
2585 | }
|
2586 | if (snapshot.hasManagedItemInfo()) {
|
2587 | const { managedItemInfo } = snapshot;
|
2588 | this._statTestedEntries += managedItemInfo.size;
|
2589 | for (const [path, info] of managedItemInfo) {
|
2590 | const cache = this._managedItems.get(path);
|
2591 | if (cache !== undefined) {
|
2592 | if (!checkHash(path, cache, info)) {
|
2593 | invalid();
|
2594 | return;
|
2595 | }
|
2596 | } else {
|
2597 | jobs++;
|
2598 | this.managedItemQueue.add(path, (err, entry) => {
|
2599 | if (err) return invalidWithError(path, err);
|
2600 | if (!checkHash(path, entry, info)) {
|
2601 | invalid();
|
2602 | } else {
|
2603 | jobDone();
|
2604 | }
|
2605 | });
|
2606 | }
|
2607 | }
|
2608 | }
|
2609 | jobDone();
|
2610 |
|
2611 |
|
2612 |
|
2613 | if (jobs > 0) {
|
2614 | const callbacks = [callback];
|
2615 | callback = (err, result) => {
|
2616 | for (const callback of callbacks) callback(err, result);
|
2617 | };
|
2618 | this._snapshotCache.set(snapshot, callbacks);
|
2619 | }
|
2620 | }
|
2621 |
|
2622 | _readFileTimestamp(path, callback) {
|
2623 | this.fs.stat(path, (err, stat) => {
|
2624 | if (err) {
|
2625 | if (err.code === "ENOENT") {
|
2626 | this._fileTimestamps.set(path, null);
|
2627 | this._cachedDeprecatedFileTimestamps = undefined;
|
2628 | return callback(null, null);
|
2629 | }
|
2630 | return callback(err);
|
2631 | }
|
2632 |
|
2633 | let ts;
|
2634 | if (stat.isDirectory()) {
|
2635 | ts = {
|
2636 | safeTime: 0,
|
2637 | timestamp: undefined
|
2638 | };
|
2639 | } else {
|
2640 | const mtime = +stat.mtime;
|
2641 |
|
2642 | if (mtime) applyMtime(mtime);
|
2643 |
|
2644 | ts = {
|
2645 | safeTime: mtime ? mtime + FS_ACCURACY : Infinity,
|
2646 | timestamp: mtime
|
2647 | };
|
2648 | }
|
2649 |
|
2650 | this._fileTimestamps.set(path, ts);
|
2651 | this._cachedDeprecatedFileTimestamps = undefined;
|
2652 |
|
2653 | callback(null, ts);
|
2654 | });
|
2655 | }
|
2656 |
|
2657 | _readFileHash(path, callback) {
|
2658 | this.fs.readFile(path, (err, content) => {
|
2659 | if (err) {
|
2660 | if (err.code === "EISDIR") {
|
2661 | this._fileHashes.set(path, "directory");
|
2662 | return callback(null, "directory");
|
2663 | }
|
2664 | if (err.code === "ENOENT") {
|
2665 | this._fileHashes.set(path, null);
|
2666 | return callback(null, null);
|
2667 | }
|
2668 | if (err.code === "ERR_FS_FILE_TOO_LARGE") {
|
2669 | this.logger.warn(`Ignoring ${path} for hashing as it's very large`);
|
2670 | this._fileHashes.set(path, "too large");
|
2671 | return callback(null, "too large");
|
2672 | }
|
2673 | return callback(err);
|
2674 | }
|
2675 |
|
2676 | const hash = createHash("md4");
|
2677 |
|
2678 | hash.update(content);
|
2679 |
|
2680 | const digest = (hash.digest("hex"));
|
2681 |
|
2682 | this._fileHashes.set(path, digest);
|
2683 |
|
2684 | callback(null, digest);
|
2685 | });
|
2686 | }
|
2687 |
|
2688 | _getFileTimestampAndHash(path, callback) {
|
2689 | const continueWithHash = hash => {
|
2690 | const cache = this._fileTimestamps.get(path);
|
2691 | if (cache !== undefined) {
|
2692 | if (cache !== "ignore") {
|
2693 | const result = {
|
2694 | ...cache,
|
2695 | hash
|
2696 | };
|
2697 | this._fileTshs.set(path, result);
|
2698 | return callback(null, result);
|
2699 | } else {
|
2700 | this._fileTshs.set(path, hash);
|
2701 | return callback(null, hash);
|
2702 | }
|
2703 | } else {
|
2704 | this.fileTimestampQueue.add(path, (err, entry) => {
|
2705 | if (err) {
|
2706 | return callback(err);
|
2707 | }
|
2708 | const result = {
|
2709 | ...entry,
|
2710 | hash
|
2711 | };
|
2712 | this._fileTshs.set(path, result);
|
2713 | return callback(null, result);
|
2714 | });
|
2715 | }
|
2716 | };
|
2717 |
|
2718 | const cache = this._fileHashes.get(path);
|
2719 | if (cache !== undefined) {
|
2720 | continueWithHash(cache);
|
2721 | } else {
|
2722 | this.fileHashQueue.add(path, (err, entry) => {
|
2723 | if (err) {
|
2724 | return callback(err);
|
2725 | }
|
2726 | continueWithHash(entry);
|
2727 | });
|
2728 | }
|
2729 | }
|
2730 |
|
2731 | _readContextTimestamp(path, callback) {
|
2732 | this.fs.readdir(path, (err, _files) => {
|
2733 | if (err) {
|
2734 | if (err.code === "ENOENT") {
|
2735 | this._contextTimestamps.set(path, null);
|
2736 | this._cachedDeprecatedContextTimestamps = undefined;
|
2737 | return callback(null, null);
|
2738 | }
|
2739 | return callback(err);
|
2740 | }
|
2741 | const files = (_files)
|
2742 | .map(file => file.normalize("NFC"))
|
2743 | .filter(file => !/^\./.test(file))
|
2744 | .sort();
|
2745 | asyncLib.map(
|
2746 | files,
|
2747 | (file, callback) => {
|
2748 | const child = join(this.fs, path, file);
|
2749 | this.fs.stat(child, (err, stat) => {
|
2750 | if (err) return callback(err);
|
2751 |
|
2752 | for (const immutablePath of this.immutablePathsWithSlash) {
|
2753 | if (path.startsWith(immutablePath)) {
|
2754 |
|
2755 | return callback(null, null);
|
2756 | }
|
2757 | }
|
2758 | for (const managedPath of this.managedPathsWithSlash) {
|
2759 | if (path.startsWith(managedPath)) {
|
2760 | const managedItem = getManagedItem(managedPath, child);
|
2761 | if (managedItem) {
|
2762 |
|
2763 | return this.managedItemQueue.add(managedItem, (err, info) => {
|
2764 | if (err) return callback(err);
|
2765 | return callback(null, {
|
2766 | safeTime: 0,
|
2767 | timestampHash: info
|
2768 | });
|
2769 | });
|
2770 | }
|
2771 | }
|
2772 | }
|
2773 |
|
2774 | if (stat.isFile()) {
|
2775 | return this.getFileTimestamp(child, callback);
|
2776 | }
|
2777 | if (stat.isDirectory()) {
|
2778 | this.contextTimestampQueue.increaseParallelism();
|
2779 | this.getContextTimestamp(child, (err, tsEntry) => {
|
2780 | this.contextTimestampQueue.decreaseParallelism();
|
2781 | callback(err, tsEntry);
|
2782 | });
|
2783 | return;
|
2784 | }
|
2785 | callback(null, null);
|
2786 | });
|
2787 | },
|
2788 | (err, tsEntries) => {
|
2789 | if (err) return callback(err);
|
2790 | const hash = createHash("md4");
|
2791 |
|
2792 | for (const file of files) hash.update(file);
|
2793 | let safeTime = 0;
|
2794 | for (const entry of tsEntries) {
|
2795 | if (!entry) {
|
2796 | hash.update("n");
|
2797 | continue;
|
2798 | }
|
2799 | if (entry.timestamp) {
|
2800 | hash.update("f");
|
2801 | hash.update(`${entry.timestamp}`);
|
2802 | } else if (entry.timestampHash) {
|
2803 | hash.update("d");
|
2804 | hash.update(`${entry.timestampHash}`);
|
2805 | }
|
2806 | if (entry.safeTime) {
|
2807 | safeTime = Math.max(safeTime, entry.safeTime);
|
2808 | }
|
2809 | }
|
2810 |
|
2811 | const digest = (hash.digest("hex"));
|
2812 |
|
2813 | const result = {
|
2814 | safeTime,
|
2815 | timestampHash: digest
|
2816 | };
|
2817 |
|
2818 | this._contextTimestamps.set(path, result);
|
2819 | this._cachedDeprecatedContextTimestamps = undefined;
|
2820 |
|
2821 | callback(null, result);
|
2822 | }
|
2823 | );
|
2824 | });
|
2825 | }
|
2826 |
|
2827 | _readContextHash(path, callback) {
|
2828 | this.fs.readdir(path, (err, _files) => {
|
2829 | if (err) {
|
2830 | if (err.code === "ENOENT") {
|
2831 | this._contextHashes.set(path, null);
|
2832 | return callback(null, null);
|
2833 | }
|
2834 | return callback(err);
|
2835 | }
|
2836 | const files = (_files)
|
2837 | .map(file => file.normalize("NFC"))
|
2838 | .filter(file => !/^\./.test(file))
|
2839 | .sort();
|
2840 | asyncLib.map(
|
2841 | files,
|
2842 | (file, callback) => {
|
2843 | const child = join(this.fs, path, file);
|
2844 | this.fs.stat(child, (err, stat) => {
|
2845 | if (err) return callback(err);
|
2846 |
|
2847 | for (const immutablePath of this.immutablePathsWithSlash) {
|
2848 | if (path.startsWith(immutablePath)) {
|
2849 |
|
2850 | return callback(null, "");
|
2851 | }
|
2852 | }
|
2853 | for (const managedPath of this.managedPathsWithSlash) {
|
2854 | if (path.startsWith(managedPath)) {
|
2855 | const managedItem = getManagedItem(managedPath, child);
|
2856 | if (managedItem) {
|
2857 |
|
2858 | return this.managedItemQueue.add(managedItem, (err, info) => {
|
2859 | if (err) return callback(err);
|
2860 | callback(null, info || "");
|
2861 | });
|
2862 | }
|
2863 | }
|
2864 | }
|
2865 |
|
2866 | if (stat.isFile()) {
|
2867 | return this.getFileHash(child, (err, hash) => {
|
2868 | callback(err, hash || "");
|
2869 | });
|
2870 | }
|
2871 | if (stat.isDirectory()) {
|
2872 | this.contextHashQueue.increaseParallelism();
|
2873 | this.getContextHash(child, (err, hash) => {
|
2874 | this.contextHashQueue.decreaseParallelism();
|
2875 | callback(err, hash || "");
|
2876 | });
|
2877 | return;
|
2878 | }
|
2879 | callback(null, "");
|
2880 | });
|
2881 | },
|
2882 | (err, fileHashes) => {
|
2883 | if (err) return callback(err);
|
2884 | const hash = createHash("md4");
|
2885 |
|
2886 | for (const file of files) hash.update(file);
|
2887 | for (const h of fileHashes) hash.update(h);
|
2888 |
|
2889 | const digest = (hash.digest("hex"));
|
2890 |
|
2891 | this._contextHashes.set(path, digest);
|
2892 |
|
2893 | callback(null, digest);
|
2894 | }
|
2895 | );
|
2896 | });
|
2897 | }
|
2898 |
|
2899 | _getContextTimestampAndHash(path, callback) {
|
2900 | const continueWithHash = hash => {
|
2901 | const cache = this._contextTimestamps.get(path);
|
2902 | if (cache !== undefined) {
|
2903 | if (cache !== "ignore") {
|
2904 | const result = {
|
2905 | ...cache,
|
2906 | hash
|
2907 | };
|
2908 | this._contextTshs.set(path, result);
|
2909 | return callback(null, result);
|
2910 | } else {
|
2911 | this._contextTshs.set(path, hash);
|
2912 | return callback(null, hash);
|
2913 | }
|
2914 | } else {
|
2915 | this.contextTimestampQueue.add(path, (err, entry) => {
|
2916 | if (err) {
|
2917 | return callback(err);
|
2918 | }
|
2919 | const result = {
|
2920 | ...entry,
|
2921 | hash
|
2922 | };
|
2923 | this._contextTshs.set(path, result);
|
2924 | return callback(null, result);
|
2925 | });
|
2926 | }
|
2927 | };
|
2928 |
|
2929 | const cache = this._contextHashes.get(path);
|
2930 | if (cache !== undefined) {
|
2931 | continueWithHash(cache);
|
2932 | } else {
|
2933 | this.contextHashQueue.add(path, (err, entry) => {
|
2934 | if (err) {
|
2935 | return callback(err);
|
2936 | }
|
2937 | continueWithHash(entry);
|
2938 | });
|
2939 | }
|
2940 | }
|
2941 |
|
2942 | _getManagedItemDirectoryInfo(path, callback) {
|
2943 | this.fs.readdir(path, (err, elements) => {
|
2944 | if (err) {
|
2945 | if (err.code === "ENOENT" || err.code === "ENOTDIR") {
|
2946 | return callback(null, EMPTY_SET);
|
2947 | }
|
2948 | return callback(err);
|
2949 | }
|
2950 | const set = new Set(
|
2951 | /** @type {string[]} */ (elements).map(element =>
|
2952 | join(this.fs, path, element)
|
2953 | )
|
2954 | );
|
2955 | callback(null, set);
|
2956 | });
|
2957 | }
|
2958 |
|
2959 | _getManagedItemInfo(path, callback) {
|
2960 | const dir = dirname(this.fs, path);
|
2961 | this.managedItemDirectoryQueue.add(dir, (err, elements) => {
|
2962 | if (err) {
|
2963 | return callback(err);
|
2964 | }
|
2965 | if (!elements.has(path)) {
|
2966 |
|
2967 | this._managedItems.set(path, "missing");
|
2968 | return callback(null, "missing");
|
2969 | }
|
2970 |
|
2971 |
|
2972 | if (
|
2973 | path.endsWith("node_modules") &&
|
2974 | (path.endsWith("/node_modules") || path.endsWith("\\node_modules"))
|
2975 | ) {
|
2976 |
|
2977 | this._managedItems.set(path, "exists");
|
2978 | return callback(null, "exists");
|
2979 | }
|
2980 |
|
2981 |
|
2982 | const packageJsonPath = join(this.fs, path, "package.json");
|
2983 | this.fs.readFile(packageJsonPath, (err, content) => {
|
2984 | if (err) {
|
2985 | if (err.code === "ENOENT" || err.code === "ENOTDIR") {
|
2986 |
|
2987 | this.fs.readdir(path, (err, elements) => {
|
2988 | if (
|
2989 | !err &&
|
2990 | elements.length === 1 &&
|
2991 | elements[0] === "node_modules"
|
2992 | ) {
|
2993 |
|
2994 |
|
2995 | this._managedItems.set(path, "nested");
|
2996 | return callback(null, "nested");
|
2997 | }
|
2998 | const problem = `Managed item ${path} isn't a directory or doesn't contain a package.json`;
|
2999 | this.logger.warn(problem);
|
3000 | return callback(new Error(problem));
|
3001 | });
|
3002 | return;
|
3003 | }
|
3004 | return callback(err);
|
3005 | }
|
3006 | let data;
|
3007 | try {
|
3008 | data = JSON.parse(content.toString("utf-8"));
|
3009 | } catch (e) {
|
3010 | return callback(e);
|
3011 | }
|
3012 | const info = `${data.name || ""}@${data.version || ""}`;
|
3013 | this._managedItems.set(path, info);
|
3014 | callback(null, info);
|
3015 | });
|
3016 | });
|
3017 | }
|
3018 |
|
3019 | getDeprecatedFileTimestamps() {
|
3020 | if (this._cachedDeprecatedFileTimestamps !== undefined)
|
3021 | return this._cachedDeprecatedFileTimestamps;
|
3022 | const map = new Map();
|
3023 | for (const [path, info] of this._fileTimestamps) {
|
3024 | if (info) map.set(path, typeof info === "object" ? info.safeTime : null);
|
3025 | }
|
3026 | return (this._cachedDeprecatedFileTimestamps = map);
|
3027 | }
|
3028 |
|
3029 | getDeprecatedContextTimestamps() {
|
3030 | if (this._cachedDeprecatedContextTimestamps !== undefined)
|
3031 | return this._cachedDeprecatedContextTimestamps;
|
3032 | const map = new Map();
|
3033 | for (const [path, info] of this._contextTimestamps) {
|
3034 | if (info) map.set(path, typeof info === "object" ? info.safeTime : null);
|
3035 | }
|
3036 | return (this._cachedDeprecatedContextTimestamps = map);
|
3037 | }
|
3038 | }
|
3039 |
|
3040 | module.exports = FileSystemInfo;
|
3041 | module.exports.Snapshot = Snapshot;
|