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https://github.com/denoland/deno.git
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80 lines
2.5 KiB
Rust
80 lines
2.5 KiB
Rust
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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use super::dispatch_json::{JsonOp, Value};
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use crate::colors;
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use crate::op_error::OpError;
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use crate::state::State;
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use crate::version;
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use crate::DenoSubcommand;
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use deno_core::CoreIsolate;
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use deno_core::ModuleSpecifier;
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use deno_core::ZeroCopyBuf;
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use std::env;
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pub fn init(i: &mut CoreIsolate, s: &State) {
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i.register_op("op_start", s.stateful_json_op(op_start));
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i.register_op("op_main_module", s.stateful_json_op(op_main_module));
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i.register_op("op_metrics", s.stateful_json_op(op_metrics));
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}
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fn op_start(
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state: &State,
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_args: Value,
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_zero_copy: &mut [ZeroCopyBuf],
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) -> Result<JsonOp, OpError> {
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let state = state.borrow();
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let gs = &state.global_state;
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Ok(JsonOp::Sync(json!({
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// TODO(bartlomieju): `cwd` field is not used in JS, remove?
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"args": gs.flags.argv.clone(),
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"cwd": &env::current_dir().unwrap(),
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"debugFlag": gs.flags.log_level.map_or(false, |l| l == log::Level::Debug),
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"denoVersion": version::DENO,
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"noColor": !colors::use_color(),
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"pid": std::process::id(),
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"repl": gs.flags.subcommand == DenoSubcommand::Repl,
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"target": env!("TARGET"),
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"tsVersion": version::TYPESCRIPT,
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"unstableFlag": gs.flags.unstable,
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"v8Version": version::v8(),
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"versionFlag": gs.flags.version,
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})))
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}
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fn op_main_module(
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state: &State,
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_args: Value,
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_zero_copy: &mut [ZeroCopyBuf],
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) -> Result<JsonOp, OpError> {
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let main = &state.borrow().main_module.to_string();
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let main_url = ModuleSpecifier::resolve_url_or_path(&main)?;
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if main_url.as_url().scheme() == "file" {
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let main_path = std::env::current_dir().unwrap().join(main_url.to_string());
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state.check_read_blind(&main_path, "main_module")?;
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}
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state.check_unstable("Deno.mainModule");
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Ok(JsonOp::Sync(json!(&main)))
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}
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fn op_metrics(
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state: &State,
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_args: Value,
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_zero_copy: &mut [ZeroCopyBuf],
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) -> Result<JsonOp, OpError> {
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let state = state.borrow();
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let m = &state.metrics;
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Ok(JsonOp::Sync(json!({
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"opsDispatched": m.ops_dispatched,
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"opsDispatchedSync": m.ops_dispatched_sync,
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"opsDispatchedAsync": m.ops_dispatched_async,
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"opsDispatchedAsyncUnref": m.ops_dispatched_async_unref,
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"opsCompleted": m.ops_completed,
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"opsCompletedSync": m.ops_completed_sync,
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"opsCompletedAsync": m.ops_completed_async,
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"opsCompletedAsyncUnref": m.ops_completed_async_unref,
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"bytesSentControl": m.bytes_sent_control,
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"bytesSentData": m.bytes_sent_data,
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"bytesReceived": m.bytes_received
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})))
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}
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