json-validator/include/jvalidate/validator.h

#pragma once

#include <regex>
#include <unordered_map>

#include <jvalidate/forward.h>
#include <jvalidate/status.h>
#include <jvalidate/validation_visitor.h>

namespace jvalidate::detail {
class StdRegexEngine {
public:
  std::regex regex_;

public:
  StdRegexEngine(std::string const & regex) : regex_(regex) {}
  bool search(std::string const & text) const { return std::regex_search(text, regex_); }
};
}

namespace jvalidate {
template <template <Adapter, RegexEngine> class ValidationVisitor,
          RegexEngine RE = detail::StdRegexEngine>
class ExtendedValidator {
private:
  schema::Node const & schema_;
  std::unordered_map<std::string, RE> regex_cache_;

public:
  ExtendedValidator(schema::Node const & schema) : schema_(schema) {}

  template <Adapter A> Status validate(A const & json, Result const * result = nullptr) const {
    return ValidationVisitor<A, RE>(json, schema_, regex_cache_, result).validate();
  }
};

class Validator : public ExtendedValidator<ValidationVisitor> {
public:
  using Validator::ExtendedValidator::ExtendedValidator;
};
}