Function union

javascript/selenium-webdriver/project_bidi_schema_test.mjs:243–249

(name, refs)

    Properties: [{ Name: 'type', Occurrence: { n: 1, m: 1 }, Type: [lit(typeConst)], Comments: [] }, ...extra],
  })
  const union = (name, refs) => ({
    Type: 'variable',
    Name: name,
    IsChoiceAddition: false,
    Comments: [],
    PropertyType: refs.map(ref),
  })

  it('discriminates on a constant key, flattening a tagged sub-union and recording an untyped default', () => {
    // x.Value = ( x.Prim / x.Date / x.Reference ); x.Prim is itself type-tagged,