Function delta

packages/opencode/test/cli/run/session-data.test.ts:83–94

(messageID: string, partID: string, value: string)

}

function delta(messageID: string, partID: string, value: string) {
  return {
    type: "message.part.delta",
    properties: {
      sessionID: "session-1",
      messageID,
      partID,
      field: "text",
      delta: value,
    },
  }
}

function tool(input: { id: string; messageID: string; tool: string; state: Record<string, unknown>; callID?: string }) {
  return {