snapshot of https://github.com/shadcn-ui/ui.git (main, 2026-09-15; blobs > 131072B omitted)

apps/v4/registry/new-york-v4/examples/form-tanstack-input.tsx

@@ -0,0 +1,127 @@
+/* eslint-disable react/no-children-prop */
+"use client"
+
+import { useForm } from "@tanstack/react-form"
+import { toast } from "sonner"
+import * as z from "zod"
+
+import { Button } from "@/registry/new-york-v4/ui/button"
+import {
+  Card,
+  CardContent,
+  CardDescription,
+  CardFooter,
+  CardHeader,
+  CardTitle,
+} from "@/registry/new-york-v4/ui/card"
+import {
+  Field,
+  FieldDescription,
+  FieldError,
+  FieldGroup,
+  FieldLabel,
+} from "@/registry/new-york-v4/ui/field"
+import { Input } from "@/registry/new-york-v4/ui/input"
+
+const formSchema = z.object({
+  username: z
+    .string()
+    .min(3, "Username must be at least 3 characters.")
+    .max(10, "Username must be at most 10 characters.")
+    .regex(
+      /^[a-zA-Z0-9_]+$/,
+      "Username can only contain letters, numbers, and underscores."
+    ),
+})
+
+export default function FormTanstackInput() {
+  const form = useForm({
+    defaultValues: {
+      username: "",
+    },
+    validators: {
+      onSubmit: formSchema,
+    },
+    onSubmit: async ({ value }) => {
+      toast("You submitted the following values:", {
+        description: (
+          <pre className="mt-2 w-[320px] overflow-x-auto rounded-md bg-code p-4 text-code-foreground">
+            <code>{JSON.stringify(value, null, 2)}</code>
+          </pre>
+        ),
+        position: "bottom-right",
+        classNames: {
+          content: "flex flex-col gap-2",
+        },
+        style: {
+          "--border-radius": "calc(var(--radius)  + 4px)",
+        } as React.CSSProperties,
+      })
+    },
+  })
+
+  return (
+    <Card className="w-full sm:max-w-md">
+      <CardHeader>
+        <CardTitle>Profile Settings</CardTitle>
+        <CardDescription>
+          Update your profile information below.
+        </CardDescription>
+      </CardHeader>
+      <CardContent>
+        <form
+          id="form-tanstack-input"
+          onSubmit={(e) => {
+            e.preventDefault()
+            form.handleSubmit()
+          }}
+        >
+          <FieldGroup>
+            <form.Field
+              name="username"
+              children={(field) => {
+                const isInvalid =
+                  field.state.meta.isTouched && !field.state.meta.isValid
+                return (
+                  <Field data-invalid={isInvalid}>
+                    <FieldLabel htmlFor="form-tanstack-input-username">
+                      Username
+                    </FieldLabel>
+                    <Input
+                      id="form-tanstack-input-username"
+                      name={field.name}
+                      value={field.state.value}
+                      onBlur={field.handleBlur}
+                      onChange={(e) => field.handleChange(e.target.value)}
+                      aria-invalid={isInvalid}
+                      placeholder="shadcn"
+                      autoComplete="username"
+                    />
+                    <FieldDescription>
+                      This is your public display name. Must be between 3 and 10
+                      characters. Must only contain letters, numbers, and
+                      underscores.
+                    </FieldDescription>
+                    {isInvalid && (
+                      <FieldError errors={field.state.meta.errors} />
+                    )}
+                  </Field>
+                )
+              }}
+            />
+          </FieldGroup>
+        </form>
+      </CardContent>
+      <CardFooter>
+        <Field orientation="horizontal">
+          <Button type="button" variant="outline" onClick={() => form.reset()}>
+            Reset
+          </Button>
+          <Button type="submit" form="form-tanstack-input">
+            Save
+          </Button>
+        </Field>
+      </CardFooter>
+    </Card>
+  )
+}