ReferenceError: Cannot access 'XXX' before initialization

[leonard-henriquez]

Describe the bug

SWC did not crash, but the app (NestJS) crashes at startup with the following error:

ReferenceError: Cannot access 'StepGraphQL' before initialization

Input code

input code

import { Field, ObjectType } from '@nestjs/graphql';
import { IsNumber, Min } from 'class-validator';
import { BaseModel } from '../../../common/graphql/base.gql-model';
import { TaskGraphQL } from '../../tasks/graphql/task.object';

@ObjectType('Step')
export class StepGraphQL extends BaseModel {
  @Field({ nullable: true })
  name?: string;

  @Field(() => [TaskGraphQL], { defaultValue: [] })
  tasks: TaskGraphQL[];

  @Field(() => String, { nullable: true })
  workspaceId?: string;

  @Field(() => String, { nullable: true })
  workspaceTemplateId?: string;

  @Field()
  @IsNumber()
  @Min(0)
  position: number;
}


output code is in reproduction link

Config

{
  "$schema": "https://json.schemastore.org/swcrc",
  "sourceMaps": true,
  "module": {
    "noInterop": false,
    "type": "commonjs"
  },
  "jsc": {
    "target": "es2017",
    "parser": {
      "syntax": "typescript",
      "decorators": true,
      "dynamicImport": true
    },
    "transform": {
      "legacyDecorator": true,
      "decoratorMetadata": true
    },
    "keepClassNames": true,
    "baseUrl": "./"
  },
  "minify": false
}

Playground link

Playground link

Expected behavior

I expect code to run without error

Actual behavior

App crashes at startup

Version

@swc/core: "^1.3.37"

Additional context

Im a using a NestJS app.
I followed this guide: https://docs.nestjs.com/recipes/swc.

[kdy1]

• jest.mock of ESM should fail, and it's correct #5205
• Import statements are hoisted when target is CommonJs #1686
• 205 to 206 update breaks jest tests with star imports #5204

[leonard-henriquez]

@kdy1 I'm sorry but I don't understand what's the problem and what the solution to my problem !

[swc-bot]

This closed issue has been automatically locked because it had no new activity for a month. If you are running into a similar issue, please create a new issue with the steps to reproduce. Thank you.