Module decorators/IsInstanceOf

Index

Functions

Functions

IsInstanceOf

IsInstanceOf(target: any, validationOptions?: ValidationOptions): (object: any, propertyName: string) => void

- Defined in decorators/IsInstanceOf.ts:21
Decorator that checks if the property is an instance of the target argument.
Example
```
class IsInstanceOfDemo {
      @IsInstanceOf(Date) 
      e:Date= new Date()
}
```
Parameters
- target: any
  
  The target constructor that the value is being checked against.
- Optional validationOptions: ValidationOptions
  
  The validation options
Returns (object: any, propertyName: string) => void
- - (object: any, propertyName: string): void
  - Parameters
    - object: any
    - propertyName: string
    Returns void

validateArray

validateArray(vc: ValidationContext, values: any[]): number[]

- Defined in decorators/IsInstanceOf.ts:64
Parameters
- vc: ValidationContext
  
  The validation context.
- values: any[]
  
  The array of values.
Returns number[]
An empty array if valid, an array of indexes otherwise.

validateValue

validateValue(vc: ValidationContext, o: any): boolean

- Defined in decorators/IsInstanceOf.ts:54
Value is valid if it passes the {@link isInstanceOf} check.

Parameters
- vc: ValidationContext
  
  The validation context.
- o: any
  
  The object containing the property to validate.
Returns boolean
The result of the call to {@link isInstanceOf}

Generated using TypeDoc