/* * Vencord, a modification for Discord's desktop app * Copyright (c) 2022 Vendicated and contributors * * 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 . */ import Logger from "../utils/logger"; import { LazyComponent } from "../utils/misc"; import { Margins, React } from "../webpack/common"; import { ErrorCard } from "./ErrorCard"; interface Props { /** Render nothing if an error occurs */ noop?: boolean; /** Fallback component to render if an error occurs */ fallback?: React.ComponentType>; /** called when an error occurs */ onError?(error: Error, errorInfo: React.ErrorInfo): void; /** Custom error message */ message?: string; } const color = "#e78284"; const logger = new Logger("React ErrorBoundary", color); const NO_ERROR = {}; // We might want to import this in a place where React isn't ready yet. // Thus, wrap in a LazyComponent const ErrorBoundary = LazyComponent(() => { return class ErrorBoundary extends React.PureComponent> { state = { error: NO_ERROR as any, stack: "", message: "" }; static getDerivedStateFromError(error: any) { let stack = error?.stack ?? ""; let message = error?.message || String(error); if (error instanceof Error && stack) { const eolIdx = stack.indexOf("\n"); if (eolIdx !== -1) { message = stack.slice(0, eolIdx); stack = stack.slice(eolIdx + 1).replace(/https:\/\/\S+\/assets\//g, ""); } } return { error, stack, message }; } componentDidCatch(error: Error, errorInfo: React.ErrorInfo) { this.props.onError?.(error, errorInfo); logger.error("A component threw an Error\n", error); logger.error("Component Stack", errorInfo.componentStack); } render() { if (this.state.error === NO_ERROR) return this.props.children; if (this.props.noop) return null; if (this.props.fallback) return ; const msg = this.props.message || "An error occurred while rendering this Component. More info can be found below and in your console."; return (

Oh no!

{msg}

{this.state.message} {!!this.state.stack && (
                                {this.state.stack}
                            
)}
); } }; }) as React.ComponentType> & { wrap(Component: React.ComponentType): React.ComponentType; }; ErrorBoundary.wrap = Component => props => ( ); export default ErrorBoundary;