Remove substrate-in-the-browser (#9541)

* Comment out browser stuff

* Remove browser stuff

* Remove more wasm transport code

* Remove ExtTransport and rework how telemetry initialises.

* Change (most) wasm-timer using code to use std::time

* Rename CI-job

* Aura does not compile for wasm

* Remove testing in the browser on CI

* Update README

* Leave `StreamSink` be

* fmt
This commit is contained in:
David
2021-08-17 20:06:23 +02:00
committed by GitHub
parent 598c6676ae
commit 2de7e51c2a
61 changed files with 57 additions and 921 deletions
@@ -1,116 +0,0 @@
// This file is part of Substrate.
// Copyright (C) 2021 Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
use crate::logging::event_format::{CustomFmtContext, EventFormat};
use std::fmt;
use tracing::{Event, Level, Subscriber};
use tracing_subscriber::{
fmt::{
time::{FormatTime, SystemTime},
FormatFields,
},
layer::Context,
registry::LookupSpan,
Layer,
};
use wasm_bindgen::prelude::*;
/// A `Layer` that display logs in the browser's console.
pub struct ConsoleLogLayer<S, N = tracing_subscriber::fmt::format::DefaultFields, T = SystemTime> {
event_format: EventFormat<T>,
fmt_fields: N,
_inner: std::marker::PhantomData<S>,
}
impl<S, T> ConsoleLogLayer<S, tracing_subscriber::fmt::format::DefaultFields, T> {
/// Create a new [`ConsoleLogLayer`] using the `EventFormat` provided in argument.
pub fn new(event_format: EventFormat<T>) -> Self {
Self { event_format, fmt_fields: Default::default(), _inner: std::marker::PhantomData }
}
}
// NOTE: the following code took inspiration from `EventFormat` (in this file)
impl<S, N, T: FormatTime> ConsoleLogLayer<S, N, T>
where
S: Subscriber + for<'a> LookupSpan<'a>,
N: for<'writer> FormatFields<'writer> + 'static,
{
fn format_event(
&self,
ctx: &Context<'_, S>,
writer: &mut dyn fmt::Write,
event: &Event,
) -> fmt::Result {
self.event_format.format_event_custom(
CustomFmtContext::ContextWithFormatFields(ctx, &self.fmt_fields),
writer,
event,
)
}
}
// NOTE: the following code took inspiration from tracing-subscriber
//
// https://github.com/tokio-rs/tracing/blob/2f59b32/tracing-subscriber/src/fmt/fmt_layer.rs#L717
impl<S, N, T> Layer<S> for ConsoleLogLayer<S, N, T>
where
S: Subscriber + for<'a> LookupSpan<'a>,
N: for<'writer> FormatFields<'writer> + 'static,
T: FormatTime + 'static,
{
fn on_event(&self, event: &Event<'_>, ctx: Context<'_, S>) {
thread_local! {
static BUF: std::cell::RefCell<String> = std::cell::RefCell::new(String::new());
}
BUF.with(|buf| {
let borrow = buf.try_borrow_mut();
let mut a;
let mut b;
let mut buf = match borrow {
Ok(buf) => {
a = buf;
&mut *a
},
_ => {
b = String::new();
&mut b
},
};
if self.format_event(&ctx, &mut buf, event).is_ok() {
if !buf.is_empty() {
let meta = event.metadata();
let level = meta.level();
// NOTE: the following code took inspiration from tracing-subscriber
//
// https://github.com/iamcodemaker/console_log/blob/f13b5d6755/src/lib.rs#L149
match *level {
Level::ERROR => web_sys::console::error_1(&JsValue::from(buf.as_str())),
Level::WARN => web_sys::console::warn_1(&JsValue::from(buf.as_str())),
Level::INFO => web_sys::console::info_1(&JsValue::from(buf.as_str())),
Level::DEBUG => web_sys::console::log_1(&JsValue::from(buf.as_str())),
Level::TRACE => web_sys::console::debug_1(&JsValue::from(buf.as_str())),
}
}
}
buf.clear();
});
}
}
@@ -16,10 +16,6 @@
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
#[cfg(target_os = "unknown")]
mod console_log;
mod prefix_layer;
#[cfg(target_os = "unknown")]
pub use console_log::*;
pub use prefix_layer::*;