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Performance tools for Flutter

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Hi, just observed that the total time in the BottomUp View doesn't match that of the CPU Flame chart. On a closer look it turns out that currently on the...

It would be nice to be able to specify expressions to evaluate after each step. This is typically called a "watch" window. Low priority feature request for parity with other...

debugger page
g3

It'd be great if we can have a "tab" strip for open source code tabs, similar to what chrome inspector has today: https://snipboard.io/tNep7n.jpg Or even if there was a dropdown...

debugger page
g3

Widget inspector is blank. After debugging I found that it tries to load a polyfill script for inspector and fails due to the escape character in start and end tokens....

inspector page

It could make sense to embed some functionality from material-color-utilities in Flutter DevTools in a future Theme tab. https://github.com/material-foundation/material-color-utilities/tree/main/dart Fyi @willlarche

enhancement
inspector page

Follow https://github.com/flutter/devtools/blob/master/packages/devtools_app/lib/src/screens/memory/panes/leaks/LEAK_TRACKING.md for DevTools with disabled inspector screen, in profile mode, connected to the counting app. Navigate from page to page and resize screens till getting non-GCed leaks in console....

screen: logging
P2

2.9.4 This request has an authentication header but it does not show.

network page
fix it friday

Hi! Is there an option to turn off animations (like the scrolling motion when changing tabs)? It is pretty slow, and also makes me dizzy on the big screen. It...

fix it friday
proposal

_updateLocalClasses fetches each of the objects individually. This causes a performance bottleneck on pub root directory change. If this class ends up being needed, the we will need to find...

P5

``` [ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: [Sentinel kind: Collected, valueAsString: ] from getIsolate() #0 new _OutstandingRequest (package:vm_service/src/vm_service.dart:1742:45) #1 VmService._call (package:vm_service/src/vm_service.dart:2255:21) #2 VmService.getIsolate (package:vm_service/src/vm_service.dart:1982:7) #3 VmServiceWrapper.getIsolate (package:devtools_app/src/service/vm_service_wrapper.dart:261:49) #4 IsolateManager._loadIsolateState (package:devtools_app/src/service/isolate_manager.dart:111:35) #5 IsolateManager._registerIsolate (package:devtools_app/src/service/isolate_manager.dart:106:11)...

fix it friday