Class Trace

constructor

• new Trace(frames?, options?): Trace

• Constructs a new empty trace or from an existing list of packets

  Parameters

  • frames: JDFrameBuffer[] = []

    list of frames/packets

  • Optional options: {
        description?: string;
        maxLength?: number;
    }

    • Optional description?: string

    • Optional maxLength?: number

  Returns Trace

Readonly description

frames

Readonly id

Readonly maxLength

duration

• get duration(): number

• Duration in milliseconds between the first and last packet.

  Returns number

endTimestamp

• get endTimestamp(): number

• _jacdac_timestamp of the last packet, defaults to 0 if trace is empty.

  Returns number

length

• get length(): number

• Number of packets in trace

  Returns number

startTimestamp

• get startTimestamp(): number

• _jacdac_timestamp of the first packet, defaults to 0 if trace is empty.

  Returns number

addFrame

• addFrame(frame): void

• Appends a frame to the trace

  Parameters

  • frame: JDFrameBuffer

    frame/packet to add

  Returns void

resolveDevices

• resolveDevices(bus): void

• Parameters

  • bus: JDBus

  Returns void

serializeToText

• serializeToText(length?): string

• Gets a text-rendered view of the trace

  Parameters

  • Optional length: number

    maximum number of elements

  Returns string

  text where each line is a packet

toPackets

• toPackets(bus?): Packet[]

• Parameters

  • Optional bus: JDBus

  Returns Packet[]