Alert

Alert for a useful, keyboard-friendly product interface.

Make it yours.

Install the editable source and its dependencies into your React + Tailwind project.

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pnpm dlx shadcn@4.0.8 add http://localhost:3000/r/alert.json

Use it

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"use client";
import { Alert } from "@/components/jez-ui/ui/alert";

export default function Example() {
  return (
    <>
      <Alert title="Everything is up to date.">
        Your changes have been saved on this device.
      </Alert>
    </>
  );
}

Compose your own

These styled parts are included in the same install. Use children to build your layout; add className only when you want an override.

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import { Alert, AlertTitle, AlertDescription, AlertAction } from "@/components/jez-ui/ui/alert";

Read the composition guide →

Props & types

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Omit<React.ComponentProps<"div">, "title"> & {
  title?: React.ReactNode;
  variant?: "info" | "error" | "success";
}

Source

View 2 source files

registry/ui/alert.tsx

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"use client";
import * as React from "react";
import { cn } from "./utils";
export function Alert({
  title,
  children,
  variant = "info",
  className,
  ...props
}: Omit<React.ComponentProps<"div">, "title"> & {
  title?: React.ReactNode;
  variant?: "info" | "error" | "success";
}) {
  return (
    <div
      role={variant === "error" ? "alert" : "status"}
      className={cn(
        "rounded-xl border border-border p-4",
        variant === "error" && "border-danger text-danger",
        className,
      )}
      {...props}
    >
      {title !== undefined ? (
        <>
          <AlertTitle>{title}</AlertTitle>
          <AlertDescription>{children}</AlertDescription>
        </>
      ) : (
        children
      )}
    </div>
  );
}
export function AlertTitle({
  className,
  ...props
}: React.ComponentProps<"h4">) {
  return <h4 className={cn("text-sm font-medium", className)} {...props} />;
}
export function AlertDescription({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      className={cn(
        "mt-1 text-sm leading-relaxed text-muted-foreground",
        className,
      )}
      {...props}
    />
  );
}
export function AlertAction({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div className={cn("mt-4 flex flex-wrap gap-2", className)} {...props} />
  );
}

registry/ui/utils.ts

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import { clsx, type ClassValue } from "clsx";
import { twMerge } from "tailwind-merge";
export function cn(...values: ClassValue[]) {
  return twMerge(clsx(values));
}

Dependencies

clsx@2.1.1 · tailwind-merge@3.5.0

Accessibility & behaviour

Provide meaningful labels and preserve keyboard focus styles. Check contrast when customising theme colours.

Read the accessibility and performance guide →