kpp

type Message =
    { kind: "request", request: string, fields: [string, string][] } |
    { kind: "response", response: string, fields: [string, string][] } |
    { kind: "event", event: string, fields: [string, string][] }

type Enum = { kind: "enum", enum: string, items: string[] }
type SpecItem = Message | Enum

function messageName(msg: Message): string {
    switch(msg.kind) {