Deepnest | open source nesting application for laser cutters | 3D Printing library

type GenerateArrayKeyType = `${T}.${K}`;

type PathImpl =
  Key extends string
  ? T[Key] extends readonly unknown[] ?
    GenerateArrayKeyType
    : T[Key] extends Record
      ? | `${Key}.${PathImpl> & string}`
        | `${Key}.${Exclude & string}`
      : never
  : never;

type PathImpl2 = PathImpl | keyof T;

type Path = PathImpl2 extends string | keyof T ? PathImpl2 : keyof T;

type PathValue> =
  P extends `${infer Key}.${infer Rest}`
  ? Key extends keyof T
    ? Rest extends Path
      ? PathValue
      : T[Key] extends (infer U)[] 
        ? U
        : never
    : never
  : P extends keyof T
    ? T[P]
    : never;

type DeepNest = {
  test: string[],
}

type Data = {
  array: string[],
  test: string,
  last: string,
  file: File[],
  date: Date[],
  nest: {
    test: string,
  },
  deep: {
    array: DeepNest[]
  }
}

type Pathes = Path;


function test = Path>(name: B): PathValue {
    return '' as any;
}


const output = test('test')