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Performance tools for Flutter

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[CPU Flame Chart - increase stack depth] There may be performance concerns for this. May inversely affect the sampling rate. How much should we increase it? It is currently at...

documentation
fix it friday
P3

- [ ] Element tree - [ ] Render tree - https://github.com/flutter/devtools/issues/6603, https://github.com/flutter/devtools/issues/636 - [ ] Semantics tree - https://github.com/flutter/devtools/issues/1397 - [ ] Focus tree - https://github.com/flutter/devtools/issues/3634, https://github.com/flutter/devtools/issues/5326 - [...

screen: inspector
new feature
P2

During my internship, I didn't get to implement the logic for visualizing CrossAxisAlignment.baseline because more often than not the baseline of the Flex widget would be null and triggering the...

enhancement
screen: inspector
P3
cost: medium

I'm not able to consistently set breakpoints in the debugger page.

bug
screen: debugger
P2
reproduce to verify

The title header displays a time that is 4 hours later than EST. Header * File info * ![Screen Shot 2020-07-30 at 4 29 15 PM](https://user-images.githubusercontent.com/22206026/88971513-0cc46380-d282-11ea-8d88-a1fe764106d9.png)

screen: app size
P3
cost: low

In the timeline, we were getting extremely long class names for stack frames. `_WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding&PaintingBinding&SemanticsBinding&RendererBinding._handlePersistentFrameCallback` The important information here would be `_WidgetsFlutterBinding._handlePersistentFrameCallback`, and is what we show in the profiler UI...

screen: debugger
P3
reproduce to verify

Investigate doing something like what flutter/flutter does - solve for related packages at once, and them move those versions into the related pubspec / lock files. This is probably not...

infra
P3
cost: medium

Repro steps: - Add and trigger a breakpoint - Expand the variables in scope - Step Over - Observe variables are collapsed If we wanted to see the value of...

screen: debugger
P3

## Feature request AngularDart DevTools needs the means to jump to the Dart source for a given class in the Debugger view. ## Context In the JavaScript world, this is...

screen: debugger
fix it friday
P3

If a user selects a stack frame in the flame chart, then switches to the call tree or the bottom up view, the same stack frame should be selected and...

cpu profiler
P3