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denoland-deno/ext/node/ops/v8.rs
Bartek Iwańczuk 1f0360c073
refactor(ext/node): reorganize ops (#18799)
Move all op related code of "ext/node" to "ext/node/ops" module.

These files were unnecessarily scattered around the extension.
2023-04-24 12:22:21 +02:00

29 lines
1.1 KiB
Rust

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
use deno_core::op;
use deno_core::v8;
#[op]
fn op_v8_cached_data_version_tag() -> u32 {
v8::script_compiler::cached_data_version_tag()
}
#[op(v8)]
fn op_v8_get_heap_statistics(scope: &mut v8::HandleScope, buffer: &mut [f64]) {
let mut stats = v8::HeapStatistics::default();
scope.get_heap_statistics(&mut stats);
buffer[0] = stats.total_heap_size() as f64;
buffer[1] = stats.total_heap_size_executable() as f64;
buffer[2] = stats.total_physical_size() as f64;
buffer[3] = stats.total_available_size() as f64;
buffer[4] = stats.used_heap_size() as f64;
buffer[5] = stats.heap_size_limit() as f64;
buffer[6] = stats.malloced_memory() as f64;
buffer[7] = stats.peak_malloced_memory() as f64;
buffer[8] = stats.does_zap_garbage() as f64;
buffer[9] = stats.number_of_native_contexts() as f64;
buffer[10] = stats.number_of_detached_contexts() as f64;
buffer[11] = stats.total_global_handles_size() as f64;
buffer[12] = stats.used_global_handles_size() as f64;
buffer[13] = stats.external_memory() as f64;
}