Bug: Inablity to select same value multiple times for a list of Enum parameter in get request

[abhishek-compro]

Description

I want to be able to select the same option multiple times in the array of Enum type but I am unable to do so as shown in the screenshot.

URL to code causing the issue

No response

MCVE

from enum import Enum

from litestar import Litestar, get

class A(Enum):
    x = "x"
    y = "y"
    z = "z"

@get("/")
def select_multiple_enums(a_list: list[A]) -> list[A]:
    return a_list

app = Litestar(route_handlers=[select_multiple_enums])

Steps to reproduce

1. Write the above code in a file called `app.py`
2. Run it using `litestar run -dr`

Screenshots

No response

Logs

No response

Litestar Version

litestar==2.12.1

Platform

• Linux
• Mac
• Windows
• Other (Please specify in the description above)

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[provinzkraut]

This is not a bug in Litestar but a limitation of Swagger: swagger-api/swagger-ui#8583