Function unwrapSchema

src/schematizers/schematizer-effect/index.ts:25–50

(
  schema: TypeNode,
  defaultValue?: any,
  allowNull?: boolean,
)

type TypeNode = any;

const unwrapSchema = (
  schema: TypeNode,
  defaultValue?: any,
  allowNull?: boolean,
): [any, any, boolean] => {
  const ast = schema.ast || schema;
  const type = ast._tag;
  if (type === UNION) {
    const types = ast.types;
    const nonNullType = arrayFind(
      types,
      (t: TypeNode) => !(t._tag === LITERAL && isNull(t.literal)),
    );
    return [
      {[TYPE]: getSimpleType(nonNullType)},
      defaultValue,
      allowNull ||
        !!arrayFind(
          types,
          (t: TypeNode) => t._tag === LITERAL && isNull(t.literal),
        ),
    ];
  }

  return [{[TYPE]: getSimpleType(ast)}, defaultValue, allowNull || false];
};

const getSimpleType = (ast: TypeNode): string => {
  const tag = ast?._tag;