Class RuntimeDType<T>

constructor

• new RuntimeDType<T extends AnyDType = AnyDType>(
      name: T["__dtype"],
      jsType: "number" | "bigint" | "boolean",
      typedArrayConstructor: TypedArrayConstructor,
      byteSize: number,
      signed: boolean,
      isInteger: boolean,
      minValue: number | bigint,
      maxValue: number | bigint,
  ): RuntimeDType<T>

  Type Parameters

  • T extends AnyDType = AnyDType

  Parameters

  • name: T["__dtype"]
  • jsType: "number" | "bigint" | "boolean"
  • typedArrayConstructor: TypedArrayConstructor
  • byteSize: number
  • signed: boolean
  • isInteger: boolean
  • minValue: number | bigint
  • maxValue: number | bigint

  Returns RuntimeDType<T>

ReadonlybyteSize

ReadonlyisInteger

ReadonlyjsType

ReadonlymaxValue

ReadonlyminValue

Readonlyname

Readonlysigned

ReadonlytypedArrayConstructor

createTypedArray

• createTypedArray(length: number): InstanceType<ArrayConstructorOf<T>>

  Create a TypedArray instance of this DType

  Parameters

  • length: number

  Returns InstanceType<ArrayConstructorOf<T>>

createTypedArrayFromBuffer

• createTypedArrayFromBuffer(
      buffer: ArrayBuffer,
      byteOffset?: number,
      length?: number,
  ): InstanceType<ArrayConstructorOf<T>>

  Create a TypedArray from an existing buffer

  Parameters

  • buffer: ArrayBuffer
  • OptionalbyteOffset: number
  • Optionallength: number

  Returns InstanceType<ArrayConstructorOf<T>>

createTypedArrayFromData

• createTypedArrayFromData(
      data: ArrayLike<JSTypeOf<T>>,
  ): InstanceType<ArrayConstructorOf<T>>

  Create a TypedArray from array-like data

  Parameters

  • data: ArrayLike<JSTypeOf<T>>

  Returns InstanceType<ArrayConstructorOf<T>>

getInfo

• getInfo(): {
      byteSize: number;
      isInteger: boolean;
      jsType: string;
      maxValue: number
      | bigint;
      minValue: number | bigint;
      name: string;
      signed: boolean;
      typedArrayName: string;
  }

  Get information about this DType for debugging

  Returns {
      byteSize: number;
      isInteger: boolean;
      jsType: string;
      maxValue: number | bigint;
      minValue: number | bigint;
      name: string;
      signed: boolean;
      typedArrayName: string;
  }

isCompatibleWith

• isCompatibleWith(other: RuntimeDType): boolean

  Check if this DType is compatible with another for operations

  Parameters

  • other: RuntimeDType

  Returns boolean

isValidValue

• isValidValue(value: unknown): value is JSTypeOf<T>

  Type guard to check if a value matches this DType Includes range validation for numeric types

  Parameters

  • value: unknown

  Returns value is JSTypeOf<T>

toJSON

• toJSON(): {
      byteSize: number;
      isInteger: boolean;
      name: string;
      signed: boolean;
  }

  JSON representation for serialization

  Returns { byteSize: number; isInteger: boolean; name: string; signed: boolean }

toString

• toString(): string

  String representation for debugging

  Returns string

validateValue

• validateValue(value: unknown): JSTypeOf<T>

  Validate and potentially convert a value to this DType's JavaScript type Returns the validated value or throws an error

  Parameters

  • value: unknown

  Returns JSTypeOf<T>