langchain.js
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    Class BaseListChatMessageHistoryAbstract

    Base class for all list chat message histories. All list chat message histories should extend this class.

    Hierarchy (View Summary)

    Index

    Constructors

    Properties

    lc_kwargs: SerializedFields
    lc_namespace: string[]

    A path to the module that contains the class, eg. ["langchain", "llms"] Usually should be the same as the entrypoint the class is exported from.

    lc_serializable: boolean = false

    Accessors

    • get lc_aliases(): undefined | { [key: string]: string }

      A map of aliases for constructor args. Keys are the attribute names, e.g. "foo". Values are the alias that will replace the key in serialization. This is used to eg. make argument names match Python.

      Returns undefined | { [key: string]: string }

    • get lc_attributes(): undefined | SerializedFields

      A map of additional attributes to merge with constructor args. Keys are the attribute names, e.g. "foo". Values are the attribute values, which will be serialized. These attributes need to be accepted by the constructor as arguments.

      Returns undefined | SerializedFields

    • get lc_id(): string[]

      The final serialized identifier for the module.

      Returns string[]

    • get lc_secrets(): undefined | { [key: string]: string }

      A map of secrets, which will be omitted from serialization. Keys are paths to the secret in constructor args, e.g. "foo.bar.baz". Values are the secret ids, which will be used when deserializing.

      Returns undefined | { [key: string]: string }

    • get lc_serializable_keys(): undefined | string[]

      A manual list of keys that should be serialized. If not overridden, all fields passed into the constructor will be serialized.

      Returns undefined | string[]

    Methods

    • Parameters

      • message: string

      Returns Promise<void>

      Use addAIMessage instead

    • This is a convenience method for adding an AI message string to the store. Please note that this is a convenience method. Code should favor the bulk addMessages interface instead to save on round-trips to the underlying persistence layer. This method may be deprecated in a future release.

      Parameters

      • message: string

      Returns Promise<void>

    • Add a message object to the store.

      Parameters

      Returns Promise<void>

    • Add a list of messages.

      Implementations should override this method to handle bulk addition of messages in an efficient manner to avoid unnecessary round-trips to the underlying store.

      Parameters

      Returns Promise<void>

    • This is a convenience method for adding a human message string to the store. Please note that this is a convenience method. Code should favor the bulk addMessages interface instead to save on round-trips to the underlying persistence layer. This method may be deprecated in a future release.

      Parameters

      • message: string

      Returns Promise<void>

    • Remove all messages from the store.

      Returns Promise<void>

    • The name of the serializable. Override to provide an alias or to preserve the serialized module name in minified environments.

      Implemented as a static method to support loading logic.

      Returns string