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Alert

Displays a callout for user attention.

alert-demo

KRDS 미리보기는 준비 중입니다. 코드 탭에서 설치되는 소스를 확인하세요.

registry/krds/ui/alert.tsx
import * as React from "react"
import { cva, type VariantProps } from "class-variance-authority"

import { cn } from "@/lib/utils"

const alertVariants = cva(
  "group/alert relative grid w-full gap-0.5 rounded-lg border px-2.5 py-2 text-left text-sm has-data-[slot=alert-action]:relative has-data-[slot=alert-action]:pr-18 has-[>svg]:grid-cols-[auto_1fr] has-[>svg]:gap-x-2 *:[svg]:row-span-2 *:[svg]:translate-y-0.5 *:[svg]:text-current *:[svg:not([class*='size-'])]:size-4",
  {
    variants: {
      variant: {
        default: "bg-card text-card-foreground",
        destructive:
          "bg-card text-destructive *:data-[slot=alert-description]:text-destructive/90 *:[svg]:text-current",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  }
)

function Alert({
  className,
  variant,
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
  return (
    <div
      data-slot="alert"
      role="alert"
      className={cn(alertVariants({ variant }), className)}
      {...props}
    />
  )
}

function AlertTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-title"
      className={cn(
        "font-medium group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground",
        className
      )}
      {...props}
    />
  )
}

function AlertDescription({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-description"
      className={cn(
        "text-sm text-balance text-muted-foreground md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground [&_p:not(:last-child)]:mb-4",
        className
      )}
      {...props}
    />
  )
}

function AlertAction({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-action"
      className={cn("absolute top-2 right-2", className)}
      {...props}
    />
  )
}

export { Alert, AlertTitle, AlertDescription, AlertAction }

Installation

pnpm dlx shadcn@latest add https://krdscn.gwlee.kr/r/alert.json

Usage

import {
  Alert,
  AlertAction,
  AlertDescription,
  AlertTitle,
} from "@/components/ui/alert"
<Alert>
  <InfoIcon />
  <AlertTitle>Heads up!</AlertTitle>
  <AlertDescription>
    You can add components and dependencies to your app using the cli.
  </AlertDescription>
  <AlertAction>
    <Button variant="outline">Enable</Button>
  </AlertAction>
</Alert>

Composition

Use the following composition to build an Alert:

Alert
├── Icon
├── AlertTitle
├── AlertDescription
└── AlertAction

Examples

Basic

A basic alert with an icon, title and description.

alert-basic

KRDS 미리보기는 준비 중입니다. 코드 탭에서 설치되는 소스를 확인하세요.

registry/krds/ui/alert.tsx
import * as React from "react"
import { cva, type VariantProps } from "class-variance-authority"

import { cn } from "@/lib/utils"

const alertVariants = cva(
  "group/alert relative grid w-full gap-0.5 rounded-lg border px-2.5 py-2 text-left text-sm has-data-[slot=alert-action]:relative has-data-[slot=alert-action]:pr-18 has-[>svg]:grid-cols-[auto_1fr] has-[>svg]:gap-x-2 *:[svg]:row-span-2 *:[svg]:translate-y-0.5 *:[svg]:text-current *:[svg:not([class*='size-'])]:size-4",
  {
    variants: {
      variant: {
        default: "bg-card text-card-foreground",
        destructive:
          "bg-card text-destructive *:data-[slot=alert-description]:text-destructive/90 *:[svg]:text-current",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  }
)

function Alert({
  className,
  variant,
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
  return (
    <div
      data-slot="alert"
      role="alert"
      className={cn(alertVariants({ variant }), className)}
      {...props}
    />
  )
}

function AlertTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-title"
      className={cn(
        "font-medium group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground",
        className
      )}
      {...props}
    />
  )
}

function AlertDescription({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-description"
      className={cn(
        "text-sm text-balance text-muted-foreground md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground [&_p:not(:last-child)]:mb-4",
        className
      )}
      {...props}
    />
  )
}

function AlertAction({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-action"
      className={cn("absolute top-2 right-2", className)}
      {...props}
    />
  )
}

export { Alert, AlertTitle, AlertDescription, AlertAction }

Destructive

Use variant="destructive" to create a destructive alert.

alert-destructive

KRDS 미리보기는 준비 중입니다. 코드 탭에서 설치되는 소스를 확인하세요.

registry/krds/ui/alert.tsx
import * as React from "react"
import { cva, type VariantProps } from "class-variance-authority"

import { cn } from "@/lib/utils"

const alertVariants = cva(
  "group/alert relative grid w-full gap-0.5 rounded-lg border px-2.5 py-2 text-left text-sm has-data-[slot=alert-action]:relative has-data-[slot=alert-action]:pr-18 has-[>svg]:grid-cols-[auto_1fr] has-[>svg]:gap-x-2 *:[svg]:row-span-2 *:[svg]:translate-y-0.5 *:[svg]:text-current *:[svg:not([class*='size-'])]:size-4",
  {
    variants: {
      variant: {
        default: "bg-card text-card-foreground",
        destructive:
          "bg-card text-destructive *:data-[slot=alert-description]:text-destructive/90 *:[svg]:text-current",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  }
)

function Alert({
  className,
  variant,
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
  return (
    <div
      data-slot="alert"
      role="alert"
      className={cn(alertVariants({ variant }), className)}
      {...props}
    />
  )
}

function AlertTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-title"
      className={cn(
        "font-medium group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground",
        className
      )}
      {...props}
    />
  )
}

function AlertDescription({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-description"
      className={cn(
        "text-sm text-balance text-muted-foreground md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground [&_p:not(:last-child)]:mb-4",
        className
      )}
      {...props}
    />
  )
}

function AlertAction({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-action"
      className={cn("absolute top-2 right-2", className)}
      {...props}
    />
  )
}

export { Alert, AlertTitle, AlertDescription, AlertAction }

Action

Use AlertAction to add a button or other action element to the alert.

alert-action

KRDS 미리보기는 준비 중입니다. 코드 탭에서 설치되는 소스를 확인하세요.

registry/krds/ui/alert.tsx
import * as React from "react"
import { cva, type VariantProps } from "class-variance-authority"

import { cn } from "@/lib/utils"

const alertVariants = cva(
  "group/alert relative grid w-full gap-0.5 rounded-lg border px-2.5 py-2 text-left text-sm has-data-[slot=alert-action]:relative has-data-[slot=alert-action]:pr-18 has-[>svg]:grid-cols-[auto_1fr] has-[>svg]:gap-x-2 *:[svg]:row-span-2 *:[svg]:translate-y-0.5 *:[svg]:text-current *:[svg:not([class*='size-'])]:size-4",
  {
    variants: {
      variant: {
        default: "bg-card text-card-foreground",
        destructive:
          "bg-card text-destructive *:data-[slot=alert-description]:text-destructive/90 *:[svg]:text-current",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  }
)

function Alert({
  className,
  variant,
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
  return (
    <div
      data-slot="alert"
      role="alert"
      className={cn(alertVariants({ variant }), className)}
      {...props}
    />
  )
}

function AlertTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-title"
      className={cn(
        "font-medium group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground",
        className
      )}
      {...props}
    />
  )
}

function AlertDescription({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-description"
      className={cn(
        "text-sm text-balance text-muted-foreground md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground [&_p:not(:last-child)]:mb-4",
        className
      )}
      {...props}
    />
  )
}

function AlertAction({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-action"
      className={cn("absolute top-2 right-2", className)}
      {...props}
    />
  )
}

export { Alert, AlertTitle, AlertDescription, AlertAction }

Custom Colors

You can customize the alert colors by adding custom classes such as bg-amber-50 dark:bg-amber-950 to the Alert component.

alert-colors

KRDS 미리보기는 준비 중입니다. 코드 탭에서 설치되는 소스를 확인하세요.

registry/krds/ui/alert.tsx
import * as React from "react"
import { cva, type VariantProps } from "class-variance-authority"

import { cn } from "@/lib/utils"

const alertVariants = cva(
  "group/alert relative grid w-full gap-0.5 rounded-lg border px-2.5 py-2 text-left text-sm has-data-[slot=alert-action]:relative has-data-[slot=alert-action]:pr-18 has-[>svg]:grid-cols-[auto_1fr] has-[>svg]:gap-x-2 *:[svg]:row-span-2 *:[svg]:translate-y-0.5 *:[svg]:text-current *:[svg:not([class*='size-'])]:size-4",
  {
    variants: {
      variant: {
        default: "bg-card text-card-foreground",
        destructive:
          "bg-card text-destructive *:data-[slot=alert-description]:text-destructive/90 *:[svg]:text-current",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  }
)

function Alert({
  className,
  variant,
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
  return (
    <div
      data-slot="alert"
      role="alert"
      className={cn(alertVariants({ variant }), className)}
      {...props}
    />
  )
}

function AlertTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-title"
      className={cn(
        "font-medium group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground",
        className
      )}
      {...props}
    />
  )
}

function AlertDescription({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-description"
      className={cn(
        "text-sm text-balance text-muted-foreground md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground [&_p:not(:last-child)]:mb-4",
        className
      )}
      {...props}
    />
  )
}

function AlertAction({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-action"
      className={cn("absolute top-2 right-2", className)}
      {...props}
    />
  )
}

export { Alert, AlertTitle, AlertDescription, AlertAction }

RTL

To enable RTL support in krdscn/ui, see the RTL configuration guide.

alert-rtl

KRDS 미리보기는 준비 중입니다. 코드 탭에서 설치되는 소스를 확인하세요.

registry/krds/ui/alert.tsx
import * as React from "react"
import { cva, type VariantProps } from "class-variance-authority"

import { cn } from "@/lib/utils"

const alertVariants = cva(
  "group/alert relative grid w-full gap-0.5 rounded-lg border px-2.5 py-2 text-left text-sm has-data-[slot=alert-action]:relative has-data-[slot=alert-action]:pr-18 has-[>svg]:grid-cols-[auto_1fr] has-[>svg]:gap-x-2 *:[svg]:row-span-2 *:[svg]:translate-y-0.5 *:[svg]:text-current *:[svg:not([class*='size-'])]:size-4",
  {
    variants: {
      variant: {
        default: "bg-card text-card-foreground",
        destructive:
          "bg-card text-destructive *:data-[slot=alert-description]:text-destructive/90 *:[svg]:text-current",
      },
    },
    defaultVariants: {
      variant: "default",
    },
  }
)

function Alert({
  className,
  variant,
  ...props
}: React.ComponentProps<"div"> & VariantProps<typeof alertVariants>) {
  return (
    <div
      data-slot="alert"
      role="alert"
      className={cn(alertVariants({ variant }), className)}
      {...props}
    />
  )
}

function AlertTitle({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-title"
      className={cn(
        "font-medium group-has-[>svg]/alert:col-start-2 [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground",
        className
      )}
      {...props}
    />
  )
}

function AlertDescription({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-description"
      className={cn(
        "text-sm text-balance text-muted-foreground md:text-pretty [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground [&_p:not(:last-child)]:mb-4",
        className
      )}
      {...props}
    />
  )
}

function AlertAction({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="alert-action"
      className={cn("absolute top-2 right-2", className)}
      {...props}
    />
  )
}

export { Alert, AlertTitle, AlertDescription, AlertAction }

API Reference

Alert

The Alert component displays a callout for user attention.

PropTypeDefault
variant"default" | "destructive""default"

AlertTitle

The AlertTitle component displays the title of the alert.

PropTypeDefault
classNamestring-

AlertDescription

The AlertDescription component displays the description or content of the alert.

PropTypeDefault
classNamestring-

AlertAction

The AlertAction component displays an action element (like a button) positioned absolutely in the top-right corner of the alert.

PropTypeDefault
classNamestring-