Troubleshooting TypeScript Integration with Effect Library's Exit Type

Hello! I'm new to effect, i'm trying to integrate the library in some critical parts of the application, i'm trying to use

Exit

Exit

to return error as value like rust's

Result

Result

type, but i cannot seem to be able to use the type to define the return value of a function:

I'm getting:

Cannot use namespace Exit as a type.

Cannot use namespace Exit as a type.

for:

import { Exit } from 'effect';

static async create(input: CoursePlanInput, maxRetries: number): Promise<Exit<CoursePlan, HistoryEntry[]>> {...}

import { Exit } from 'effect';

static async create(input: CoursePlanInput, maxRetries: number): Promise<Exit<CoursePlan, HistoryEntry[]>> {...}

If i use the

import type

import type

it does work but then i cannot do

Exit.fail

Exit.fail

etc... how should i make it work?