json-validator/include/jvalidate/parser_context.h

#pragma once

#include <optional>

#include <jvalidate/detail/reference.h>
#include <jvalidate/forward.h>

namespace jvalidate {
template <Adapter A> struct ParserContext {
  using Object = decltype(std::declval<A>().as_object());
  Schema & root;

  A schema;
  std::optional<Object> parent = std::nullopt;

  schema::Version version;
  detail::Reference where = {};

  ParserContext child(A const & child, std::string const & key) const {
    return {root, child, schema.as_object(), version, where / key};
  }
  ParserContext child(A const & child, size_t index) const {
    return {root, child, std::nullopt, version, where / index};
  }
  ParserContext neighbor(std::string const & key) const {
    return {root, (*parent)[key], parent, version, where.parent() / key};
  }

  schema::Node const * resolve(std::string_view uri) const;
  schema::Node const * node() const;
};
}