100 lines
3.2 KiB
TypeScript
100 lines
3.2 KiB
TypeScript
/*
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* Vencord, a modification for Discord's desktop app
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* Copyright (c) 2022 Vendicated and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import Logger from "../utils/logger";
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import { Margins, React } from "../webpack/common";
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import { ErrorCard } from "./ErrorCard";
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interface Props {
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fallback?: React.ComponentType<React.PropsWithChildren<{ error: any; message: string; stack: string; }>>;
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onError?(error: Error, errorInfo: React.ErrorInfo): void;
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message?: string;
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}
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const color = "#e78284";
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const logger = new Logger("React ErrorBoundary", color);
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const NO_ERROR = {};
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export default class ErrorBoundary extends React.Component<React.PropsWithChildren<Props>> {
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static wrap<T = any>(Component: React.ComponentType<T>): (props: T) => React.ReactElement {
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return props => (
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<ErrorBoundary>
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<Component {...props as any/* I hate react typings ??? */} />
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</ErrorBoundary>
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);
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}
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state = {
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error: NO_ERROR as any,
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stack: "",
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message: ""
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};
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static getDerivedStateFromError(error: any) {
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let stack = error?.stack ?? "";
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let message = error?.message || String(error);
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if (error instanceof Error && stack) {
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const eolIdx = stack.indexOf("\n");
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if (eolIdx !== -1) {
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message = stack.slice(0, eolIdx);
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stack = stack.slice(eolIdx + 1).replace(/https:\/\/\S+\/assets\//g, "");
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}
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}
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return { error, stack, message };
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}
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componentDidCatch(error: Error, errorInfo: React.ErrorInfo) {
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this.props.onError?.(error, errorInfo);
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logger.error("A component threw an Error\n", error);
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logger.error("Component Stack", errorInfo.componentStack);
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}
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render() {
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if (this.state.error === NO_ERROR) return this.props.children;
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if (this.props.fallback)
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return <this.props.fallback
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children={this.props.children}
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{...this.state}
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/>;
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const msg = this.props.message || "An error occurred while rendering this Component. More info can be found below and in your console.";
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return (
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<ErrorCard style={{
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overflow: "hidden",
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}}>
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<h1>Oh no!</h1>
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<p>{msg}</p>
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<code>
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{this.state.message}
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{!!this.state.stack && (
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<pre className={Margins.marginTop8}>
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{this.state.stack}
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</pre>
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)}
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</code>
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</ErrorCard>
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);
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}
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}
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