isThreadMainMessage() function

Determines if a given message is a main thread message. i.e.: a message that is the starting message for a thread.

Signature:

declare function isThreadMainMessage(
    message: IUserMessage
): message is IThreadMainMessage;

Parameters

Parameter

Type

Description

message

The message to check.

Returns:

message is IThreadMainMessage

true if the message is a main thread message, otherwise false.

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isSystemMessage() function

isThreadMessage() function