emit only on changed value

jupyterlab-contrib · Mar 17, 2022 · 0e61890 · 0e61890
1 parent 5f6ef02
commit 0e61890
Showing 1 changed file with 27 additions and 15 deletions.
diff --git a/src/searchReplace.tsx b/src/searchReplace.tsx
@@ -50,35 +50,47 @@ export class SearchReplaceModel extends VDomModel {
   }
 
   set caseSensitive(v: boolean) {
-    this._caseSensitive = v;
-    this.stateChanged.emit();
-    this._debouncedStartSearch
-      .invoke()
-      .catch(reason => console.error(`failed query for ${v} due to ${reason}`));
+    if (v !== this._caseSensitive) {
+      this._caseSensitive = v;
+      this.stateChanged.emit();
+      this._debouncedStartSearch
+        .invoke()
+        .catch(reason =>
+          console.error(`failed query for ${v} due to ${reason}`)
+        );
+    }
   }
 
   get wholeWord(): boolean {
     return this._wholeWord;
   }
 
   set wholeWord(v: boolean) {
-    this._wholeWord = v;
-    this.stateChanged.emit();
-    this._debouncedStartSearch
-      .invoke()
-      .catch(reason => console.error(`failed query for ${v} due to ${reason}`));
+    if (v !== this._wholeWord) {
+      this._wholeWord = v;
+      this.stateChanged.emit();
+      this._debouncedStartSearch
+        .invoke()
+        .catch(reason =>
+          console.error(`failed query for ${v} due to ${reason}`)
+        );
+    }
   }
 
   get useRegex(): boolean {
     return this._useRegex;
   }
 
   set useRegex(v: boolean) {
-    this._useRegex = v;
-    this.stateChanged.emit();
-    this._debouncedStartSearch
-      .invoke()
-      .catch(reason => console.error(`failed query for ${v} due to ${reason}`));
+    if (v !== this._useRegex) {
+      this._useRegex = v;
+      this.stateChanged.emit();
+      this._debouncedStartSearch
+        .invoke()
+        .catch(reason =>
+          console.error(`failed query for ${v} due to ${reason}`)
+        );
+    }
   }
 
   get queryResults(): IResults[] {