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Create separate layout trace file for each reflow

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This commit is contained in:
Shing Lyu 2016-09-09 17:32:12 +08:00
parent bba3eefde8
commit fc8731990c
2 changed files with 3 additions and 3 deletions
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4
components/layout/layout_debug.rs
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@ -121,13 +121,13 @@ pub fn begin_trace(flow_root: FlowRef) {
/// End the debug layout trace. This will write the layout
/// trace to disk in the current directory. The output
/// file can then be viewed with an external tool.
pub fn end_trace() {
pub fn end_trace(generation: u32) {
let mut thread_state = STATE_KEY.with(|ref r| r.borrow_mut().take().unwrap());
assert!(thread_state.scope_stack.len() == 1);
let mut root_scope = thread_state.scope_stack.pop().unwrap();
root_scope.post = json::encode(&flow::base(&*thread_state.flow_root)).unwrap();
let result = json::encode(&root_scope).unwrap();
let mut file = File::create("layout_trace.json").unwrap();
let mut file = File::create(format!("layout_trace-{}.json", generation)).unwrap();
file.write_all(result.as_bytes()).unwrap();
}