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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use devtools_traits::{ConsoleMessage, LogLevel, ScriptToDevtoolsControlMsg};
use dom::bindings::cell::DOMRefCell;
use dom::bindings::global::GlobalRef;
use dom::bindings::str::DOMString;
use std::collections::HashMap;
use std::collections::hash_map::Entry;
use time::{Timespec, get_time};
// https://developer.mozilla.org/en-US/docs/Web/API/Console
pub struct Console(());
impl Console {
fn send_to_devtools(global: GlobalRef, level: LogLevel, message: DOMString) {
if let Some(chan) = global.devtools_chan() {
let console_message = prepare_message(level, message);
let devtools_message = ScriptToDevtoolsControlMsg::ConsoleAPI(
global.pipeline_id(),
console_message,
global.get_worker_id());
chan.send(devtools_message).unwrap();
}
}
}
impl Console {
// https://developer.mozilla.org/en-US/docs/Web/API/Console/log
pub fn Log(global: GlobalRef, messages: Vec<DOMString>) {
for message in messages {
println!("{}", message);
Self::send_to_devtools(global, LogLevel::Log, message);
}
}
// https://developer.mozilla.org/en-US/docs/Web/API/Console
pub fn Debug(global: GlobalRef, messages: Vec<DOMString>) {
for message in messages {
println!("{}", message);
Self::send_to_devtools(global, LogLevel::Debug, message);
}
}
// https://developer.mozilla.org/en-US/docs/Web/API/Console/info
pub fn Info(global: GlobalRef, messages: Vec<DOMString>) {
for message in messages {
println!("{}", message);
Self::send_to_devtools(global, LogLevel::Info, message);
}
}
// https://developer.mozilla.org/en-US/docs/Web/API/Console/warn
pub fn Warn(global: GlobalRef, messages: Vec<DOMString>) {
for message in messages {
println!("{}", message);
Self::send_to_devtools(global, LogLevel::Warn, message);
}
}
// https://developer.mozilla.org/en-US/docs/Web/API/Console/error
pub fn Error(global: GlobalRef, messages: Vec<DOMString>) {
for message in messages {
println!("{}", message);
Self::send_to_devtools(global, LogLevel::Error, message);
}
}
// https://developer.mozilla.org/en-US/docs/Web/API/Console/assert
pub fn Assert(global: GlobalRef, condition: bool, message: Option<DOMString>) {
if !condition {
let message = message.unwrap_or_else(|| DOMString::from("no message"));
println!("Assertion failed: {}", message);
Self::send_to_devtools(global, LogLevel::Error, message);
}
}
// https://developer.mozilla.org/en-US/docs/Web/API/Console/time
pub fn Time(global: GlobalRef, label: DOMString) {
if let Ok(()) = global.console_timers().time(label.clone()) {
let message = DOMString::from(format!("{}: timer started", label));
println!("{}", message);
Self::send_to_devtools(global, LogLevel::Log, message);
}
}
// https://developer.mozilla.org/en-US/docs/Web/API/Console/timeEnd
pub fn TimeEnd(global: GlobalRef, label: DOMString) {
if let Ok(delta) = global.console_timers().time_end(&label) {
let message = DOMString::from(
format!("{}: {}ms", label, delta)
);
println!("{}", message);
Self::send_to_devtools(global, LogLevel::Log, message);
};
}
}
fn timestamp_in_ms(time: Timespec) -> u64 {
(time.sec * 1000 + (time.nsec / 1000000) as i64) as u64
}
fn prepare_message(log_level: LogLevel, message: DOMString) -> ConsoleMessage {
// TODO: Sending fake values for filename, lineNumber and columnNumber in LogMessage; adjust later
ConsoleMessage {
message: String::from(message),
logLevel: log_level,
filename: "test".to_owned(),
lineNumber: 1,
columnNumber: 1,
}
}
#[derive(HeapSizeOf, JSTraceable)]
pub struct TimerSet(DOMRefCell<HashMap<DOMString, u64>>);
impl TimerSet {
pub fn new() -> Self {
TimerSet(DOMRefCell::new(Default::default()))
}
fn time(&self, label: DOMString) -> Result<(), ()> {
let mut timers = self.0.borrow_mut();
if timers.len() >= 10000 {
return Err(());
}
match timers.entry(label) {
Entry::Vacant(entry) => {
entry.insert(timestamp_in_ms(get_time()));
Ok(())
},
Entry::Occupied(_) => Err(()),
}
}
fn time_end(&self, label: &str) -> Result<u64, ()> {
self.0.borrow_mut().remove(label).ok_or(()).map(|start| {
timestamp_in_ms(get_time()) - start
})
}
}
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