Function projectSchema

javascript/selenium-webdriver/project_bidi_schema.mjs:383–423

(ast, model)

 * @returns {{schemaVersion: number, commands: object[], events: object[], types: object}} The schema.
 */
export function projectSchema(ast, model) {
  const types = {}
  for (const def of normalizeAst(ast)) {
    if (!def?.Name) continue
    const node = projectType(def)
    // Types the normalizer minted for anonymous CDDL constructs (hoisted enums /
    // inline records, union arms) carry their decomposition so a binding can name
    // or nest them idiomatically without parsing the synthetic key. `owner` is the
    // type the construct was lifted out of; `label` is the member name within it.
    if (def['x-selenium-synthetic']) {
      node.synthetic = true
      node.owner = def['x-selenium-owner']
      node.label = def['x-selenium-label']
    }
    types[def.Name] = node
  }
  for (const [name, node] of Object.entries(types))
    if (node.kind === 'union') node.selector = unionSelector(name, types)
  // Override the result-grouping unions: they are dispatched by request id, so a
  // payload selector for them is meaningless (and would be empty/ambiguous).
  for (const name of correlatedUnions(types)) types[name].selector = { correlated: true }

  const commands = []
  const events = []
  const envelopeParams = commandEnvelopeParams(types)
  for (const [domain, entry] of Object.entries(model)) {
    for (const c of entry.commands ?? [])
      commands.push({
        domain,
        method: c.method,
        name: c.name,
        // Prefer the envelope's params (it captures inline params the model drops).
        params: typeRef(envelopeParams.get(c.method) ?? c.params),
        result: typeRef(c.result),
      })
    for (const e of entry.events ?? [])
      events.push({ domain, method: e.method, name: e.name, params: typeRef(envelopeParams.get(e.method) ?? e.params) })
  }

  return { schemaVersion: 1, commands, events, types }
}

/**
 * Fail-closed validation: every type reference resolves, and no type projects to