Merge pull request #12 from loro-dev/refactor-remove-parallel-feat

Refactor: remove isomophic and parallel feature in loro-core
This commit is contained in:
Zixuan Chen 2022-11-07 23:46:53 +08:00 committed by GitHub
commit 3ec8f4ce00
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GPG key ID: 4AEE18F83AFDEB23
23 changed files with 1579 additions and 132 deletions

View file

@ -48,7 +48,6 @@ doctest = false
[features]
wasm = ["wasm-bindgen", "js-sys"]
parallel = []
mem-prof = []
# whether to use list slice instead of raw str in text container
fuzzing = ["crdt-list/fuzzing", "rand", "arbitrary", "tabled"]

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@ -1,16 +1,13 @@
use std::ops::{Deref, DerefMut};
use std::{
ops::{Deref, DerefMut},
sync::{RwLockReadGuard, RwLockWriteGuard},
};
use enum_as_inner::EnumAsInner;
use fxhash::FxHashMap;
use owning_ref::{OwningRef, OwningRefMut};
use crate::{
isomorph::{IsoRef, IsoRefMut},
log_store::LogStoreWeakRef,
op::RemoteOp,
span::IdSpan,
LogStore, LoroError,
};
use crate::{log_store::LogStoreWeakRef, op::RemoteOp, span::IdSpan, LogStore, LoroError};
use super::{
map::MapContainer, text::text_container::TextContainer, Container, ContainerID, ContainerType,
@ -153,21 +150,23 @@ impl ContainerManager {
}
pub struct ContainerRefMut<'a, T> {
value: OwningRefMut<IsoRefMut<'a, ContainerManager>, Box<T>>,
value: OwningRefMut<RwLockWriteGuard<'a, ContainerManager>, Box<T>>,
}
pub struct ContainerRef<'a, T> {
value: OwningRef<IsoRef<'a, ContainerManager>, Box<T>>,
value: OwningRef<RwLockReadGuard<'a, ContainerManager>, Box<T>>,
}
impl<'a, T> From<OwningRefMut<IsoRefMut<'a, ContainerManager>, Box<T>>> for ContainerRefMut<'a, T> {
fn from(value: OwningRefMut<IsoRefMut<'a, ContainerManager>, Box<T>>) -> Self {
impl<'a, T> From<OwningRefMut<RwLockWriteGuard<'a, ContainerManager>, Box<T>>>
for ContainerRefMut<'a, T>
{
fn from(value: OwningRefMut<RwLockWriteGuard<'a, ContainerManager>, Box<T>>) -> Self {
ContainerRefMut { value }
}
}
impl<'a, T> From<OwningRef<IsoRef<'a, ContainerManager>, Box<T>>> for ContainerRef<'a, T> {
fn from(value: OwningRef<IsoRef<'a, ContainerManager>, Box<T>>) -> Self {
impl<'a, T> From<OwningRef<RwLockReadGuard<'a, ContainerManager>, Box<T>>> for ContainerRef<'a, T> {
fn from(value: OwningRef<RwLockReadGuard<'a, ContainerManager>, Box<T>>) -> Self {
ContainerRef { value }
}
}

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@ -46,7 +46,7 @@ impl MapContainer {
pub fn insert(&mut self, key: InternalString, value: InsertValue) {
let self_id = &self.id;
let m = self.store.upgrade().unwrap();
let mut store = m.write();
let mut store = m.write().unwrap();
let client_id = store.this_client_id;
let order = TotalOrderStamp {
client_id,

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@ -1,12 +1,12 @@
#![cfg(test)]
use std::collections::HashMap;
use std::sync::Arc;
use fxhash::FxHashMap;
use proptest::prelude::*;
use proptest::proptest;
use crate::isomorph::Irc;
use crate::value::proptest::gen_insert_value;
use crate::Container;
@ -15,7 +15,7 @@ use crate::{fx_map, value::InsertValue, LoroCore, LoroValue};
#[test]
fn basic() {
let mut loro = LoroCore::default();
let _weak = Irc::downgrade(&loro.log_store);
let _weak = Arc::downgrade(&loro.log_store);
let mut container = loro.get_or_create_root_map("map").unwrap();
container.insert("haha".into(), InsertValue::Int32(1));
let ans = fx_map!(
@ -37,7 +37,7 @@ mod map_proptest {
value in prop::collection::vec(gen_insert_value(), 0..10 * PROPTEST_FACTOR_10)
) {
let mut loro = LoroCore::default();
let _weak = Irc::downgrade(&loro.log_store);
let _weak = Arc::downgrade(&loro.log_store);
let mut container = loro.get_or_create_root_map("map").unwrap();
let mut map: HashMap<String, InsertValue> = HashMap::new();
for (k, v) in key.iter().zip(value.iter()) {

View file

@ -62,7 +62,7 @@ impl TextContainer {
}
let s = self.log_store.upgrade().unwrap();
let mut store = s.write();
let mut store = s.write().unwrap();
let id = store.next_id();
let slice = self.raw_str.alloc(text);
self.state.insert(pos, slice.clone());
@ -93,7 +93,7 @@ impl TextContainer {
}
let s = self.log_store.upgrade().unwrap();
let mut store = s.write();
let mut store = s.write().unwrap();
let id = store.next_id();
let op = Op::new(
id,

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@ -1,79 +0,0 @@
#![allow(unused)]
use std::{
cell::{Ref, RefCell, RefMut},
rc::{Rc, Weak as RcWeak},
sync::{Arc, RwLock, RwLockReadGuard, RwLockWriteGuard, Weak as ArcWeak},
};
#[cfg(feature = "parallel")]
pub(crate) type Irc<T> = Arc<T>;
#[cfg(not(feature = "parallel"))]
pub(crate) type Irc<T> = Rc<T>;
#[cfg(feature = "parallel")]
pub(crate) type IsoWeak<T> = ArcWeak<T>;
#[cfg(not(feature = "parallel"))]
pub(crate) type IsoWeak<T> = RcWeak<T>;
#[cfg(feature = "parallel")]
#[derive(Debug)]
pub(crate) struct IsoRw<T>(RwLock<T>);
#[cfg(not(feature = "parallel"))]
#[derive(Debug)]
pub(crate) struct IsoRw<T>(RefCell<T>);
#[cfg(feature = "parallel")]
pub(crate) type IsoRef<'a, T> = RwLockReadGuard<'a, T>;
#[cfg(not(feature = "parallel"))]
pub(crate) type IsoRef<'a, T> = Ref<'a, T>;
#[cfg(feature = "parallel")]
pub(crate) type IsoRefMut<'a, T> = RwLockWriteGuard<'a, T>;
#[cfg(not(feature = "parallel"))]
pub(crate) type IsoRefMut<'a, T> = RefMut<'a, T>;
#[cfg(feature = "parallel")]
mod rw_parallel {
use super::*;
impl<T> IsoRw<T> {
#[inline(always)]
pub fn new(t: T) -> Self {
Self(RwLock::new(t))
}
#[inline(always)]
pub fn read(&self) -> std::sync::RwLockReadGuard<T> {
self.0.read().unwrap()
}
#[inline(always)]
pub fn write(&self) -> std::sync::RwLockWriteGuard<T> {
self.0.write().unwrap()
}
}
}
#[cfg(not(feature = "parallel"))]
mod rw_single {
use std::{cell::RefCell, ops::Deref};
use super::IsoRw;
impl<T> IsoRw<T> {
#[inline(always)]
pub fn new(t: T) -> Self {
IsoRw(RefCell::new(t))
}
#[inline(always)]
pub fn read(&self) -> std::cell::Ref<T> {
self.0.borrow()
}
#[inline(always)]
pub fn write(&self) -> std::cell::RefMut<T> {
self.0.borrow_mut()
}
}
}

View file

@ -18,7 +18,6 @@ pub mod version;
mod error;
#[cfg(feature = "fuzzing")]
pub mod fuzz;
mod isomorph;
mod loro;
mod smstring;
mod snapshot;

View file

@ -2,7 +2,11 @@
//!
//!
mod iter;
use std::{marker::PhantomPinned, ops::Range};
use std::{
marker::PhantomPinned,
ops::Range,
sync::{Arc, RwLock, Weak},
};
use fxhash::{FxHashMap, FxHashSet};
@ -20,7 +24,6 @@ use crate::{
dag::Dag,
debug_log,
id::{ClientID, ContainerIdx, Counter},
isomorph::{Irc, IsoRw, IsoWeak},
op::RemoteOp,
span::{HasCounterSpan, HasIdSpan, HasLamportSpan, IdSpan},
Lamport, Op, Timestamp, VersionVector, ID,
@ -44,8 +47,8 @@ impl Default for GcConfig {
}
}
pub(crate) type LogStoreRef = Irc<IsoRw<LogStore>>;
pub(crate) type LogStoreWeakRef = IsoWeak<IsoRw<LogStore>>;
pub(crate) type LogStoreRef = Arc<RwLock<LogStore>>;
pub(crate) type LogStoreWeakRef = Weak<RwLock<LogStore>>;
#[derive(Debug)]
/// LogStore stores the full history of Loro
@ -64,8 +67,8 @@ pub struct LogStore {
pub(crate) this_client_id: ClientID,
frontier: SmallVec<[ID; 2]>,
/// CRDT container manager
pub(crate) container: IsoWeak<IsoRw<ContainerManager>>,
to_self: IsoWeak<IsoRw<LogStore>>,
pub(crate) container: Weak<RwLock<ContainerManager>>,
to_self: Weak<RwLock<LogStore>>,
container_to_idx: FxHashMap<ContainerID, u32>,
idx_to_container: Vec<ContainerID>,
_pin: PhantomPinned,
@ -75,11 +78,11 @@ impl LogStore {
pub(crate) fn new(
mut cfg: Configure,
client_id: Option<ClientID>,
container: IsoWeak<IsoRw<ContainerManager>>,
) -> Irc<IsoRw<Self>> {
container: Weak<RwLock<ContainerManager>>,
) -> Arc<RwLock<Self>> {
let this_client_id = client_id.unwrap_or_else(|| cfg.rand.next_u64());
Irc::new_cyclic(|x| {
IsoRw::new(Self {
Arc::new_cyclic(|x| {
RwLock::new(Self {
cfg,
this_client_id,
changes: FxHashMap::default(),
@ -175,7 +178,7 @@ impl LogStore {
fn change_to_export_format(&self, change: Change) -> Change<RemoteOp> {
let upgraded = self.container.upgrade().unwrap();
let container_manager = upgraded.read();
let container_manager = upgraded.read().unwrap();
let mut ops = RleVec::new();
for mut op in change.ops.into_iter() {
let container = container_manager
@ -296,7 +299,7 @@ impl LogStore {
// TODO: find a way to remove this clone? we don't need change in apply method actually
let upgraded = self.container.upgrade().unwrap();
let mut container_manager = upgraded.write();
let mut container_manager = upgraded.write().unwrap();
let change = self.change_to_imported_format(&mut container_manager, change);
let v = self
.changes

View file

@ -1,3 +1,5 @@
use std::sync::{Arc, RwLock};
use owning_ref::{OwningRef, OwningRefMut};
use crate::{
@ -10,14 +12,13 @@ use crate::{
ContainerID, ContainerType,
},
id::ClientID,
isomorph::{Irc, IsoRw},
op::RemoteOp,
LogStore, LoroError, VersionVector,
};
pub struct LoroCore {
pub(crate) log_store: Irc<IsoRw<LogStore>>,
pub(crate) container: Irc<IsoRw<ContainerManager>>,
pub(crate) log_store: Arc<RwLock<LogStore>>,
pub(crate) container: Arc<RwLock<ContainerManager>>,
}
impl Default for LoroCore {
@ -28,8 +29,8 @@ impl Default for LoroCore {
impl LoroCore {
pub fn new(cfg: Configure, client_id: Option<ClientID>) -> Self {
let container = Irc::new(IsoRw::new(ContainerManager::new()));
let weak = Irc::downgrade(&container);
let container = Arc::new(RwLock::new(ContainerManager::new()));
let weak = Arc::downgrade(&container);
Self {
log_store: LogStore::new(cfg, client_id, weak),
container,
@ -37,7 +38,7 @@ impl LoroCore {
}
pub fn vv(&self) -> VersionVector {
self.log_store.read().get_vv().clone()
self.log_store.read().unwrap().get_vv().clone()
}
#[inline(always)]
@ -45,10 +46,13 @@ impl LoroCore {
&mut self,
name: &str,
) -> Result<ContainerRefMut<MapContainer>, LoroError> {
let mut a = OwningRefMut::new(self.container.write());
let mut a = OwningRefMut::new(self.container.write().unwrap());
let id = ContainerID::new_root(name, ContainerType::Map);
self.log_store.write().get_or_create_container_idx(&id);
let ptr = Irc::downgrade(&self.log_store);
self.log_store
.write()
.unwrap()
.get_or_create_container_idx(&id);
let ptr = Arc::downgrade(&self.log_store);
a.get_or_create(&id, ptr)?;
Ok(
a.map_mut(move |x| x.get_mut(&id).unwrap().as_map_mut().unwrap())
@ -61,10 +65,13 @@ impl LoroCore {
&mut self,
name: &str,
) -> Result<ContainerRefMut<TextContainer>, LoroError> {
let mut a = OwningRefMut::new(self.container.write());
let mut a = OwningRefMut::new(self.container.write().unwrap());
let id = ContainerID::new_root(name, ContainerType::Text);
self.log_store.write().get_or_create_container_idx(&id);
let ptr = Irc::downgrade(&self.log_store);
self.log_store
.write()
.unwrap()
.get_or_create_container_idx(&id);
let ptr = Arc::downgrade(&self.log_store);
a.get_or_create(&id, ptr)?;
Ok(
a.map_mut(move |x| x.get_mut(&id).unwrap().as_text_mut().unwrap())
@ -77,7 +84,7 @@ impl LoroCore {
&mut self,
id: &ContainerID,
) -> Result<ContainerRefMut<MapContainer>, LoroError> {
let a = OwningRefMut::new(self.container.write());
let a = OwningRefMut::new(self.container.write().unwrap());
Ok(
a.map_mut(move |x| x.get_mut(id).unwrap().as_map_mut().unwrap())
.into(),
@ -89,7 +96,7 @@ impl LoroCore {
&mut self,
id: &ContainerID,
) -> Result<ContainerRefMut<TextContainer>, LoroError> {
let a = OwningRefMut::new(self.container.write());
let a = OwningRefMut::new(self.container.write().unwrap());
Ok(
a.map_mut(move |x| x.get_mut(id).unwrap().as_text_mut().unwrap())
.into(),
@ -101,23 +108,23 @@ impl LoroCore {
&self,
id: &ContainerID,
) -> Result<ContainerRef<TextContainer>, LoroError> {
let a = OwningRef::new(self.container.read());
let a = OwningRef::new(self.container.read().unwrap());
Ok(a.map(move |x| x.get(id).unwrap().as_text().unwrap()).into())
}
pub fn export(&self, remote_vv: VersionVector) -> Vec<Change<RemoteOp>> {
let store = self.log_store.read();
let store = self.log_store.read().unwrap();
store.export(&remote_vv)
}
pub fn import(&mut self, changes: Vec<Change<RemoteOp>>) {
let mut store = self.log_store.write();
let mut store = self.log_store.write().unwrap();
store.import(changes)
}
#[cfg(feature = "fuzzing")]
pub fn debug_inspect(&self) {
self.log_store.write().debug_inspect();
self.container.write().debug_inspect();
self.log_store.write().unwrap().debug_inspect();
self.container.write().unwrap().debug_inspect();
}
}

24
crates/loro-wasm/web-test/.gitignore vendored Normal file
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@ -0,0 +1,24 @@
# Logs
logs
*.log
npm-debug.log*
yarn-debug.log*
yarn-error.log*
pnpm-debug.log*
lerna-debug.log*
node_modules
dist
dist-ssr
*.local
# Editor directories and files
.vscode/*
!.vscode/extensions.json
.idea
.DS_Store
*.suo
*.ntvs*
*.njsproj
*.sln
*.sw?

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@ -0,0 +1,13 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<link rel="icon" type="image/svg+xml" href="/vite.svg" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Vite + Preact + TS</title>
</head>
<body>
<div id="app"></div>
<script type="module" src="/src/main.tsx"></script>
</body>
</html>

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@ -0,0 +1,22 @@
{
"name": "web-test",
"private": true,
"version": "0.0.0",
"type": "module",
"scripts": {
"dev": "vite",
"build": "tsc && vite build",
"preview": "vite preview"
},
"dependencies": {
"loro-wasm": "../pkg",
"preact": "^10.11.2"
},
"devDependencies": {
"@preact/preset-vite": "^2.4.0",
"@types/node": "^18.11.9",
"typescript": "^4.6.4",
"vite": "^3.2.3",
"vitest": "^0.24.5"
}
}

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@ -0,0 +1 @@
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@ -0,0 +1,25 @@
#app {
max-width: 1280px;
margin: 0 auto;
padding: 2rem;
text-align: center;
}
.logo {
height: 6em;
padding: 1.5em;
}
.logo:hover {
filter: drop-shadow(0 0 2em #646cffaa);
}
.logo.preact:hover {
filter: drop-shadow(0 0 2em #673ab8aa);
}
.card {
padding: 2em;
}
.read-the-docs {
color: #888;
}

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@ -0,0 +1,49 @@
import { useState, useEffect } from "preact/hooks";
import preactLogo from "./assets/preact.svg";
import init, { Loro } from "loro-wasm";
import "./app.css";
init();
export function App() {
const [count, setCount] = useState(0);
useEffect(() => {
(async () => {
await init();
const loro = new Loro();
const a = loro.get_text_container("ha");
a.insert(0, "hello world");
a.delete(6, 5);
a.insert(6, "everyone");
console.log(a.get_value());
const b = loro.get_map_container("ha");
b.set("ab", 123);
console.log(b.get_value());
console.log(a.get_value());
})();
}, []);
return (
<>
<div>
<a href="https://vitejs.dev" target="_blank">
<img src="/vite.svg" class="logo" alt="Vite logo" />
</a>
<a href="https://preactjs.com" target="_blank">
<img src={preactLogo} class="logo preact" alt="Preact logo" />
</a>
</div>
<h1>Vite + Preact</h1>
<div class="card">
<button onClick={() => setCount((count) => count + 1)}>
count is {count}
</button>
<p>
Edit <code>src/app.tsx</code> and save to test HMR
</p>
</div>
<p class="read-the-docs">
Click on the Vite and Preact logos to learn more
</p>
</>
);
}

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@ -0,0 +1 @@
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@ -0,0 +1,70 @@
:root {
font-family: Inter, Avenir, Helvetica, Arial, sans-serif;
font-size: 16px;
line-height: 24px;
font-weight: 400;
color-scheme: light dark;
color: rgba(255, 255, 255, 0.87);
background-color: #242424;
font-synthesis: none;
text-rendering: optimizeLegibility;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
-webkit-text-size-adjust: 100%;
}
a {
font-weight: 500;
color: #646cff;
text-decoration: inherit;
}
a:hover {
color: #535bf2;
}
body {
margin: 0;
display: flex;
place-items: center;
min-width: 320px;
min-height: 100vh;
}
h1 {
font-size: 3.2em;
line-height: 1.1;
}
button {
border-radius: 8px;
border: 1px solid transparent;
padding: 0.6em 1.2em;
font-size: 1em;
font-weight: 500;
font-family: inherit;
background-color: #1a1a1a;
cursor: pointer;
transition: border-color 0.25s;
}
button:hover {
border-color: #646cff;
}
button:focus,
button:focus-visible {
outline: 4px auto -webkit-focus-ring-color;
}
@media (prefers-color-scheme: light) {
:root {
color: #213547;
background-color: #ffffff;
}
a:hover {
color: #747bff;
}
button {
background-color: #f9f9f9;
}
}

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import { render } from 'preact'
import { App } from './app'
import './index.css'
render(<App />, document.getElementById('app') as HTMLElement)

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/// <reference types="vite/client" />

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{
"compilerOptions": {
"target": "ESNext",
"useDefineForClassFields": true,
"lib": ["DOM", "DOM.Iterable", "ESNext"],
"allowJs": false,
"skipLibCheck": true,
"esModuleInterop": false,
"allowSyntheticDefaultImports": true,
"strict": true,
"forceConsistentCasingInFileNames": true,
"module": "ESNext",
"moduleResolution": "Node",
"resolveJsonModule": true,
"isolatedModules": true,
"noEmit": true,
"jsx": "react-jsx",
"jsxImportSource": "preact"
},
"include": ["src"],
"references": [{ "path": "./tsconfig.node.json" }]
}

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{
"compilerOptions": {
"composite": true,
"module": "ESNext",
"moduleResolution": "Node",
"allowSyntheticDefaultImports": true
},
"include": ["vite.config.ts"]
}

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import { defineConfig } from "vite";
import preact from "@preact/preset-vite";
import path from "path";
// https://vitejs.dev/config/
export default defineConfig({
plugins: [preact()],
server: {
fs: {
// Allow serving files from one level up to the project root
allow: [".."],
},
},
});