Module protocol 

Preview command protocol types.

This module defines the messages exchanged between:

• CLI → Preview support app (render commands via TCP)
• Preview support app → CLI (render results via TCP)

Structs

AppOutput

Successful render output.

DylibId

Stable identifier for a preview dylib payload.

PreviewProtocolInfo

Protocol metadata exchanged during ping/pong handshake.

PreviewTcpConfig

TCP configuration shared by the CLI and preview app.

Size

Frame size for rendering.

Enums

AppError

Errors that can occur during preview rendering.

AppRequest

Request from CLI to preview support app.

AppResponse

Response from preview support app.

DylibSource

How to provide the dylib used for rendering.

PreviewPlatform

Target platform for a native preview support app.

PreviewRuntimePlatform

Runtime platform that owns the preview support app process.

Constants

PREVIEW_PROTOCOL_COMMIT

Build commit hash for protocol compatibility checks.

Functions

function_path_to_symbol

Convert a function path to preview export symbol.