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refactor(core): simplify heapStats() by using serde_v8 (#9901)

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Aaron O'Mullan 2021-03-26 14:09:22 +01:00 committed by GitHub
parent 200170b64d
commit 505db5da2c
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1 changed files with 4 additions and 55 deletions
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59
core/bindings.rs
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@ -875,64 +875,13 @@ fn heap_stats(
_args: v8::FunctionCallbackArguments,
mut rv: v8::ReturnValue,
) {
fn set_prop(
scope: &mut v8::HandleScope,
obj: v8::Local<v8::Object>,
name: &'static str,
value: usize,
) {
let key = v8::String::new(scope, name).unwrap();
let val = v8::Number::new(scope, value as f64);
obj.set(scope, key.into(), val.into());
}
let s = get_heap_stats(scope);
// TODO: use serde for this once we have serde_v8
let obj = v8::Object::new(scope);
set_prop(scope, obj, "totalHeapSize", s.total_heap_size);
set_prop(
scope,
obj,
"totalHeapSizexecutable",
s.total_heap_size_executable,
);
set_prop(scope, obj, "totalPhysicalSize", s.total_physical_size);
set_prop(scope, obj, "totalAvailableSize", s.total_available_size);
set_prop(
scope,
obj,
"totalGlobalHandlesSize",
s.total_global_handles_size,
);
set_prop(
scope,
obj,
"usedGlobalHandlesSize",
s.used_global_handles_size,
);
set_prop(scope, obj, "usedHeapSize", s.used_heap_size);
set_prop(scope, obj, "heapSizeLimit", s.heap_size_limit);
set_prop(scope, obj, "mallocedMemory", s.malloced_memory);
set_prop(scope, obj, "externalMemory", s.external_memory);
set_prop(scope, obj, "peakMallocedMemory", s.peak_malloced_memory);
set_prop(
scope,
obj,
"numberOfNativeContexts",
s.number_of_native_contexts,
);
set_prop(
scope,
obj,
"numberOfDetachedContexts",
s.number_of_detached_contexts,
);
rv.set(obj.into());
let stats = get_heap_stats(scope);
rv.set(to_v8(scope, stats).unwrap());
}
// HeapStats stores values from a isolate.get_heap_statistics() call
#[derive(Serialize)]
#[serde(rename_all = "camelCase")]
struct HeapStats {
total_heap_size: usize,
total_heap_size_executable: usize,