Merge pull request #14167 from asgerf/ts/tolerate-out-of-order-requests

JS: tolerate out of order requests in TypeScript extractor

Author: cklin

javascript/extractor/lib/typescript/src/main.ts

@@ -361,7 +361,10 @@ function handleParseCommand(command: ParseCommand, checkPending = true) {
     let filename = command.filename;
     let expectedFilename = state.pendingFiles[state.pendingFileIndex];
     if (expectedFilename !== filename && checkPending) {
-        throw new Error("File requested out of order. Expected '" + expectedFilename + "' but got '" + filename + "'");
+        // File was requested out of order. This happens in rare cases because the Java process decided against extracting it,
+        // for example because it was too large. Just recover and accept that some work was wasted.
+        state.pendingResponse = null;
+        state.pendingFileIndex = state.pendingFiles.indexOf(filename);
     }
     ++state.pendingFileIndex;
     let response = state.pendingResponse || extractFile(command.filename);

javascript/ql/src/change-notes/2023-09-08-tolerate-out-of-order-requests.md

@@ -0,0 +1,4 @@
+---
+category: fix
+---
+* Fixed an extractor crash that could occur in projects containing TypeScript files larger than 10 MB.