目录

@typescript-eslint/no-type-alias

Disallow type aliases.

This rule applies only to .js and .ts files.

Rule Configuration

// code-linter.json5
{
  "rules": {
    "@typescript-eslint/no-type-alias": "error"
  }
}

Options

For details, see @typescript-eslint/no-type-alias.

Example of Correct Code

interface Person {
  readonly firstName: string;
  readonly lastName: string;
  readonly age: number;
}

export function addPerson(person: Person): Person {
  return person;
}

Example of Incorrect Code

// Type aliases are not allowed. You are advised to use interfaces instead.
type Person = {
  readonly firstName: string;
  readonly lastName: string;
  readonly age: number;
};

export function addPerson(person: Person): Person {
  return person;
}

Rule Set

plugin:@typescript-eslint/all

For details about how to configure Code Linter check rules, see Code Linter.