feat(watchers): Improve write stabilization and ignore temporary editor files

ts/utils/write-stabilizer.ts

@@ -3,6 +3,7 @@ import * as fs from 'fs';
 interface IPendingWrite {
   lastSize: number;
   lastChange: number;
+  startTime: number;
   timeoutId: ReturnType<typeof setTimeout>;
   resolve: (stats: fs.Stats) => void;
   reject: (error: Error) => void;
@@ -16,8 +17,9 @@ export class WriteStabilizer {
   private pendingWrites = new Map<string, IPendingWrite>();
 
   constructor(
-    private stabilityThreshold: number = 300,
-    private pollInterval: number = 100
+    private stabilityThreshold: number = 100,
+    private pollInterval: number = 100,
+    private maxWaitTime: number = 1000
   ) {}
 
   /**
@@ -28,6 +30,8 @@ export class WriteStabilizer {
     this.cancel(filePath);
 
     return new Promise((resolve, reject) => {
+      const startTime = Date.now();
+
       const poll = async () => {
         try {
           const stats = await fs.promises.stat(filePath);
@@ -40,6 +44,13 @@ export class WriteStabilizer {
 
           const now = Date.now();
 
+          // Check if we've exceeded max wait time - emit with current stats
+          if (now - pending.startTime >= this.maxWaitTime) {
+            this.pendingWrites.delete(filePath);
+            resolve(stats);
+            return;
+          }
+
           if (stats.size !== pending.lastSize) {
             // Size changed - file is still being written, reset timer
             pending.lastSize = stats.size;
@@ -66,7 +77,8 @@ export class WriteStabilizer {
 
       this.pendingWrites.set(filePath, {
         lastSize: -1,
-        lastChange: Date.now(),
+        lastChange: startTime,
+        startTime: startTime,
         timeoutId: setTimeout(poll, this.pollInterval),
         resolve,
         reject