add 200ms delay

Author: leigaol

packages/amazonq/.changes/next-release/Bug Fix-45aef014-07f3-4511-a9f6-d7233077784c.json

@@ -0,0 +1,4 @@
+{
+	"type": "Bug Fix",
+	"description": "Slighlty delay rendering inline completion when user is typing"
+}

packages/amazonq/src/app/inline/completion.ts

@@ -386,6 +386,20 @@ ${itemLog}
                 return []
             }
 
+            // delay the suggestion rendeing if user is actively typing
+            // see https://github.com/aws/aws-toolkit-vscode/commit/a537602a96f498f372ed61ec9d82cf8577a9d854
+            for (let i = 0; i < 30; i++) {
+                const lastDocumentChange = this.documentEventListener.getLastDocumentChangeEvent(document.uri.fsPath)
+                if (
+                    lastDocumentChange &&
+                    performance.now() - lastDocumentChange.timestamp < CodeWhispererConstants.inlineSuggestionShowDelay
+                ) {
+                    await sleep(CodeWhispererConstants.showRecommendationTimerPollPeriod)
+                } else {
+                    break
+                }
+            }
+
             // the user typed characters from invoking suggestion cursor position to receiving suggestion position
             const typeahead = document.getText(new Range(position, editor.selection.active))
 

packages/core/src/codewhisperer/models/constants.ts

@@ -184,6 +184,9 @@ export const identityPoolID = 'us-east-1:70717e99-906f-4add-908c-bd9074a2f5b9'
  */
 export const inlineCompletionsDebounceDelay = 200
 
+// add 200ms more delay on top of inline default 30-50ms
+export const inlineSuggestionShowDelay = 200
+
 export const referenceLog = 'Code Reference Log'
 
 export const suggestionDetailReferenceText = (licenses: string) =>