Interface Filler<T>

Represents a filler capable of determining if it can fill a value and creating an IAutoFill.FillAt function for generating filled values within a single dimension (row or column).

interface Filler<T = any> {
    canFill: (value: any, prev: any) => boolean;
    createFillAt: (
        values: readonly T[],
        options?: IAutoFill.Options,
    ) => FillAt<T>;
}

Type Parameters

T = any

Implemented by

Index

Properties

canFill createFillAt

Properties

canFill

canFill: (value: any, prev: any) => boolean

Determines if the Filler can add value to the current fill.

Type declaration

- (value: any, prev: any): boolean
- Parameters
  - value: any
    The value to test. Can be any type or null.
  - prev: any
    The previous value in the candidate set that is not a null. This is undefined for the first element.
  Returns boolean
  true if the value should be added.

Remarks

The fill array should be treated as readonly.
The value may be any type and should return false if it's not supported.

createFillAt

createFillAt: (values: readonly T[], options?: IAutoFill.Options) => FillAt<T>

Create a IAutoFill.FillAt function using the provided values and options.

Remarks

The first elements in the values is guaranteed to never be null.
Return null if the autofill is unable to fill.