From 5ba18860cbfcad8a6b772410a01704c16af9abd3 Mon Sep 17 00:00:00 2001
From: Eric Amodio <eamodio@gmail.com>
Date: Sat, 6 Jan 2018 15:53:54 -0500
Subject: [PATCH] Defers provider reset

---
 src/annotations/annotationProvider.ts      | 11 +++++++++++
 src/annotations/blameAnnotationProvider.ts |  4 ++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/annotations/annotationProvider.ts b/src/annotations/annotationProvider.ts
index 5999274..91a9195 100644
--- a/src/annotations/annotationProvider.ts
+++ b/src/annotations/annotationProvider.ts
@@ -1,4 +1,5 @@
 'use strict';
+import { Functions } from '../system';
 import { DecorationOptions, Disposable, ExtensionContext, TextDocument, TextEditor, TextEditorDecorationType, TextEditorSelectionChangeEvent, Uri, window } from 'vscode';
 import { FileAnnotationType } from '../annotations/annotationController';
 import { TextDocumentComparer } from '../comparers';
@@ -79,7 +80,17 @@ export abstract class AnnotationProviderBase extends Disposable {
         }
     }
 
+    private _resetDebounced: ((changes?: { decoration: TextEditorDecorationType | undefined, highlightDecoration: TextEditorDecorationType | undefined }) => Promise<void>) | undefined;
+
     async reset(changes?: { decoration: TextEditorDecorationType | undefined, highlightDecoration: TextEditorDecorationType | undefined }) {
+        if (this._resetDebounced === undefined) {
+            this._resetDebounced = Functions.debounce(this.onReset, 250);
+        }
+
+        this._resetDebounced(changes);
+    }
+
+    async onReset(changes?: { decoration: TextEditorDecorationType | undefined, highlightDecoration: TextEditorDecorationType | undefined }) {
         if (changes !== undefined) {
             await this.clear();
 
diff --git a/src/annotations/blameAnnotationProvider.ts b/src/annotations/blameAnnotationProvider.ts
index fc19533..e2d3d2e 100644
--- a/src/annotations/blameAnnotationProvider.ts
+++ b/src/annotations/blameAnnotationProvider.ts
@@ -33,14 +33,14 @@ export abstract class BlameAnnotationProviderBase extends AnnotationProviderBase
         super.clear();
     }
 
-    async reset(changes?: { decoration: TextEditorDecorationType | undefined, highlightDecoration: TextEditorDecorationType | undefined }) {
+    async onReset(changes?: { decoration: TextEditorDecorationType | undefined, highlightDecoration: TextEditorDecorationType | undefined }) {
         if (this.editor !== undefined) {
             this._blame = this.editor.document.isDirty
                 ? this.git.getBlameForFileContents(this.uri, this.editor.document.getText())
                 : this.git.getBlameForFile(this.uri);
         }
 
-        super.reset(changes);
+        super.onReset(changes);
     }
 
     async selection(shaOrLine?: string | number, blame?: GitBlame) {