Some logging for debugging further

Author: sheetalkamat

src/compiler/sys.ts

@@ -1120,10 +1120,15 @@ namespace ts {
                         recursive,
                         inodeWatching ?
                             callbackChangingToMissingFileSystemEntry :
-                            callback
+                            (eventName, relativeFileName) => {
+
+                                sysLog(`sysLog:: watchPresentFileSystemEntry:: ${fileOrDirectory} ${entryKind} ${eventName}:: ${relativeFileName}`);
+                                callback(eventName, relativeFileName);
+                            }
                     );
                     // Watch the missing file or directory or error
                     presentWatcher.on("error", () => {
+                        sysLog(`sysLog:: watchPresentFileSystemEntry:: on Error ${fileOrDirectory} ${entryKind} rename, ""`);
                         callback("rename", "");
                         updateWatcher(watchMissingFileSystemEntry);
                     });
@@ -1140,7 +1145,11 @@ namespace ts {
             }
 
             function callbackChangingToMissingFileSystemEntry(event: "rename" | "change", relativeName: string | undefined) {
-                if (relativeName && endsWith(relativeName, "~")) relativeName = relativeName.slice(0, relativeName.length - 1);
+                sysLog(`sysLog:: callbackChangingToMissingFileSystemEntry:: ${fileOrDirectory} ${entryKind} ${event}:: ${relativeName} ${inodeWatching} ${lastDirectoryPart} ${lastDirectoryPartWithDirectorySeparator}`);
+                if (relativeName && endsWith(relativeName, "~")) {
+                    relativeName = relativeName.slice(0, relativeName.length - 1);
+                    sysLog(`sysLog:: callbackChangingToMissingFileSystemEntry:: changed the relative name to ${relativeName}`);
+                }
                 callback(event, relativeName);
                 // because relativeName is not guaranteed to be correct we need to check on each rename with few combinations
                 // Eg on ubuntu while watching app/node_modules the relativeName is "node_modules" which is neither relative nor full path
@@ -1164,7 +1173,10 @@ namespace ts {
             function watchPresentFileSystemEntryWithFsWatchFile(): FileWatcher {
                 return watchFile(
                     fileOrDirectory,
-                    createFileWatcherCallback(callback),
+                    createFileWatcherCallback((eventName, relativeFileName) => {
+                        sysLog(`sysLog:: watchPresentFileSystemEntryWithFsWatchFile:: ${fileOrDirectory} ${entryKind} ${eventName}:: ${relativeFileName}`);
+                        callback(eventName, relativeFileName);
+                    }),
                     fallbackPollingInterval,
                     fallbackOptions
                 );
@@ -1178,7 +1190,9 @@ namespace ts {
                 return watchFile(
                     fileOrDirectory,
                     (_fileName, eventKind) => {
+                        sysLog(`sysLog:: watchMissingFileSystemEntry:: ${fileOrDirectory} ${entryKind} ${_fileName}:: ${eventKind}`);
                         if (eventKind === FileWatcherEventKind.Created && fileSystemEntryExists(fileOrDirectory, entryKind)) {
+                            sysLog(`sysLog:: watchMissingFileSystemEntry::  Callback :: rename, "" and will update the watcher`);
                             callback("rename", "");
                             // Call the callback for current file or directory
                             // For now it could be callback for the inner directory creation,

tests/baselines/reference/tsbuildWatch/demo/updates-with-bad-reference.js

@@ -433,6 +433,8 @@ export function lastElementOf<T>(arr: T[]): T | undefined {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/demo/core 1 change:: utilities.ts
+
 >> Screen clear
 [12:01:07 AM] File change detected. Starting incremental compilation...
 

tests/baselines/reference/tsbuildWatch/demo/updates-with-circular-reference.js

@@ -216,6 +216,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/demo/core 1 change:: tsconfig.json
+
 >> Screen clear
 [12:00:52 AM] File change detected. Starting incremental compilation...
 

tests/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js

@@ -278,6 +278,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: package.json
+
 >> Screen clear
 [12:01:17 AM] File change detected. Starting incremental compilation...
 
@@ -370,6 +372,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: package.json
+
 >> Screen clear
 [12:01:24 AM] File change detected. Starting incremental compilation...
 
@@ -414,6 +418,7 @@ File '/user/username/projects/myproject/packages/pkg2/build/const.ts' does not e
 File '/user/username/projects/myproject/packages/pkg2/build/const.tsx' does not exist.
 File '/user/username/projects/myproject/packages/pkg2/build/const.d.ts' exist - use it as a name resolution result.
 ======== Module name './const.js' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/const.d.ts'. ========
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: build/index.js
 [12:01:30 AM] Found 0 errors. Watching for file changes.
 
 

tests/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js

@@ -269,6 +269,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: package.json
+
 >> Screen clear
 [12:01:11 AM] File change detected. Starting incremental compilation...
 
@@ -389,6 +391,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: package.json
+
 >> Screen clear
 [12:01:18 AM] File change detected. Starting incremental compilation...
 
@@ -432,6 +436,7 @@ File '/user/username/projects/myproject/packages/pkg2/build/const.d.cts' exist -
 File '/a/lib/package.json' does not exist.
 File '/a/package.json' does not exist.
 File '/package.json' does not exist.
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: build/index.js
 [12:01:24 AM] Found 0 errors. Watching for file changes.
 
 
@@ -499,6 +504,8 @@ Input::
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg1 1 change:: package.json
+
 >> Screen clear
 [12:01:28 AM] File change detected. Starting incremental compilation...
 
@@ -623,6 +630,12 @@ export type { TheNum } from './const.cjs';
 //// [/user/username/projects/myproject/packages/pkg2/index.ts] deleted
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: package.json
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: index.ts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: index.cts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: 
+
 >> Screen clear
 [12:01:39 AM] File change detected. Starting incremental compilation...
 
@@ -642,8 +655,16 @@ File '/user/username/projects/myproject/packages/pkg2/const.cts' exist - use it
 File '/a/lib/package.json' does not exist.
 File '/a/package.json' does not exist.
 File '/package.json' does not exist.
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: build/index.cjs
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 rename:: build/index.d.cts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/tsconfig.tsbuildinfo
 [12:01:50 AM] Updating unchanged output timestamps of project '/user/username/projects/myproject/packages/pkg2/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/const.cjs
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/const.d.cts
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject/packages/pkg2 1 change:: build/tsconfig.tsbuildinfo.readable.baseline.txt
 
 
 Program root files: ["/user/username/projects/myproject/packages/pkg2/const.cts","/user/username/projects/myproject/packages/pkg2/index.cts"]

tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted-with-incremental.js

@@ -129,6 +129,8 @@ Input::
 //// [/user/username/projects/myproject/a.js] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:35 AM] File change detected. Starting incremental compilation...
 
@@ -177,13 +179,17 @@ const x = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:42 AM] File change detected. Starting incremental compilation...
 
 [12:00:43 AM] Project 'tsconfig.json' is out of date because output file 'b.js' does not exist
 
 [12:00:44 AM] Building project '/user/username/projects/myproject/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: tsconfig.tsbuildinfo.readable.baseline.txt
 [12:00:51 AM] Found 0 errors. Watching for file changes.
 
 

tests/baselines/reference/tsbuildWatch/noEmit/does-not-go-in-loop-when-watching-when-no-files-are-emitted.js

@@ -81,6 +81,8 @@ Input::
 //// [/user/username/projects/myproject/a.js] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:31 AM] File change detected. Starting incremental compilation...
 
@@ -129,6 +131,8 @@ const x = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/myproject 1 change:: a.js
+
 >> Screen clear
 [12:00:38 AM] File change detected. Starting incremental compilation...
 

tests/baselines/reference/tsbuildWatch/noEmitOnError/does-not-emit-any-files-on-error-with-incremental.js

@@ -98,6 +98,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:39 AM] File change detected. Starting incremental compilation...
 
@@ -157,13 +159,33 @@ const a = {
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:00:46 AM] File change detected. Starting incremental compilation...
 
 [12:00:47 AM] Project 'tsconfig.json' is out of date because output file 'dev-build/shared/types/db.js' does not exist
 
 [12:00:48 AM] Building project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 rename:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build
 [12:01:09 AM] Found 0 errors. Watching for file changes.
 
 
@@ -293,6 +315,8 @@ const a: string = 10;
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:13 AM] File change detected. Starting incremental compilation...
 
@@ -305,6 +329,8 @@ Output::
 2 const a: string = 10;
         ~
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:22 AM] Found 1 error. Watching for file changes.
 
 
@@ -424,6 +450,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:27 AM] File change detected. Starting incremental compilation...
 
@@ -481,15 +509,22 @@ const a: string = "hello";
 
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:34 AM] File change detected. Starting incremental compilation...
 
 [12:01:35 AM] Project 'tsconfig.json' is out of date because oldest output 'dev-build/shared/types/db.js' is older than newest input 'src/main.ts'
 
 [12:01:36 AM] Building project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:44 AM] Updating unchanged output timestamps of project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo.readable.baseline.txt
 [12:01:48 AM] Found 0 errors. Watching for file changes.
 
 
@@ -599,6 +634,8 @@ Input::
 //// [/user/username/projects/noEmitOnError/src/main.ts] file written with same contents
 
 Output::
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: src/main.ts
+
 >> Screen clear
 [12:01:52 AM] File change detected. Starting incremental compilation...
 
@@ -608,6 +645,10 @@ Output::
 
 [12:01:56 AM] Updating unchanged output timestamps of project '/user/username/projects/noEmitOnError/tsconfig.json'...
 
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/shared/types/db.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/main.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/src/other.js
+sysLog:: watchPresentFileSystemEntry:: /user/username/projects/noemitonerror 1 change:: dev-build/tsconfig.tsbuildinfo
 [12:01:57 AM] Found 0 errors. Watching for file changes.