# ENHANCER_KEY_TO_SUBTYPE_MAP

**Kind:** Constant

**Source:** [`packages/common/constants.ts`](https://github.com/nestjs/nest/blob/master/packages/common/constants.ts#L26)

**Part of:** [Common](subsystem-packages-common)

## Definition

```ts
{
  [GUARDS_METADATA]: 'guard',
  [INTERCEPTORS_METADATA]: 'interceptor',
  [PIPES_METADATA]: 'pipe',
  [EXCEPTION_FILTERS_METADATA]: 'filter',
} as const
```

## Value

```ts
{
  [GUARDS_METADATA]: 'guard',
  [INTERCEPTORS_METADATA]: 'interceptor',
  [PIPES_METADATA]: 'pipe',
  [EXCEPTION_FILTERS_METADATA]: 'filter',
} as const
```

## Used by

1 reference from 1 file. Each is a place in this repository where the symbol is actually used — go read one rather than trusting an example.

### Imported by (1)

- `DependenciesScanner` — `packages/core/scanner.ts`:75