Module filter 

Types and functions for message and search filters.

Structs

Narrow

Represents the narrow filter used to restrict results.

NarrowTuple

Represents the narrow filter used to restrict results.

Enums

Anchor

Represents a filter anchor to provide a baseline for searching.

Operand

Represents an operand used to filter searches and messages.

Operator

Represents a filter operator used for searching and getting messages.