alterschema_error.h

#ifndef SOURCEMETA_BLAZE_ALTERSCHEMA_ERROR_H_
#define SOURCEMETA_BLAZE_ALTERSCHEMA_ERROR_H_
 
#ifndef SOURCEMETA_BLAZE_ALTERSCHEMA_EXPORT
#include <sourcemeta/blaze/alterschema_export.h>
#endif
 
#include <sourcemeta/core/jsonpointer.h>
 
#include <exception>   // std::exception
#include <string>      // std::string
#include <string_view> // std::string_view
#include <utility>     // std::move
 
namespace sourcemeta::blaze {
 
// Exporting symbols that depends on the standard C++ library is considered
// safe.
// https://learn.microsoft.com/en-us/cpp/error-messages/compiler-warnings/compiler-warning-level-2-c4275?view=msvc-170&redirectedfrom=MSDN
#if defined(_MSC_VER)
#pragma warning(disable : 4251 4275)
#endif

class SOURCEMETA_BLAZE_ALTERSCHEMA_EXPORT SchemaRuleMissingNameError
    : public std::exception {
public:
  [[nodiscard]] auto what() const noexcept -> const char * override {
    return "The schema rule is missing a title";
  }
};

class SOURCEMETA_BLAZE_ALTERSCHEMA_EXPORT SchemaRuleInvalidNameError
    : public std::exception {
public:
  SchemaRuleInvalidNameError(const std::string_view identifier,
                             const char *message)
      : identifier_{identifier}, message_{message} {}
  SchemaRuleInvalidNameError(const std::string_view identifier,
                             std::string message) = delete;
  SchemaRuleInvalidNameError(const std::string_view identifier,
                             std::string &&message) = delete;
  SchemaRuleInvalidNameError(const std::string_view identifier,
                             std::string_view message) = delete;
 
  [[nodiscard]] auto what() const noexcept -> const char * override {
    return this->message_;
  }
 
  [[nodiscard]] auto identifier() const noexcept -> const std::string & {
    return this->identifier_;
  }
 
private:
  std::string identifier_;
  const char *message_;
};

class SOURCEMETA_BLAZE_ALTERSCHEMA_EXPORT SchemaRuleInvalidNamePatternError
    : public std::exception {
public:
  SchemaRuleInvalidNamePatternError(const std::string_view identifier,
                                    const std::string_view regex)
      : identifier_{identifier}, regex_{regex} {}
 
  [[nodiscard]] auto what() const noexcept -> const char * override {
    return "The schema rule name does not match the required pattern";
  }
 
  [[nodiscard]] auto identifier() const noexcept -> const std::string & {
    return this->identifier_;
  }
 
  [[nodiscard]] auto regex() const noexcept -> const std::string & {
    return this->regex_;
  }
 
private:
  std::string identifier_;
  std::string regex_;
};

class SOURCEMETA_BLAZE_ALTERSCHEMA_EXPORT SchemaAbortError
    : public std::exception {
public:
  SchemaAbortError(const char *message) : message_{message} {}
  SchemaAbortError(std::string message) = delete;
  SchemaAbortError(std::string &&message) = delete;
  SchemaAbortError(std::string_view message) = delete;
 
  [[nodiscard]] auto what() const noexcept -> const char * override {
    return this->message_;
  }
 
private:
  const char *message_;
};

class SOURCEMETA_BLAZE_ALTERSCHEMA_EXPORT SchemaBrokenReferenceError
    : public std::exception {
public:
  SchemaBrokenReferenceError(const std::string_view identifier,
                             sourcemeta::core::Pointer schema_location,
                             const char *message)
      : identifier_{identifier}, schema_location_{std::move(schema_location)},
        message_{message} {}
 
  [[nodiscard]] auto what() const noexcept -> const char * override {
    return this->message_;
  }
 
  [[nodiscard]] auto identifier() const noexcept -> std::string_view {
    return this->identifier_;
  }
 
  [[nodiscard]] auto location() const noexcept
      -> const sourcemeta::core::Pointer & {
    return this->schema_location_;
  }
 
private:
  std::string identifier_;
  sourcemeta::core::Pointer schema_location_;
  const char *message_;
};

class SOURCEMETA_BLAZE_ALTERSCHEMA_EXPORT SchemaTransformRuleProcessedTwiceError
    : public std::exception {
public:
  SchemaTransformRuleProcessedTwiceError(const std::string_view name,
                                         sourcemeta::core::Pointer location)
      : name_{name}, location_{std::move(location)} {}
 
  [[nodiscard]] auto what() const noexcept -> const char * override {
    return "Transformation rules must only be processed once";
  }
 
  [[nodiscard]] auto name() const noexcept -> std::string_view {
    return this->name_;
  }
 
  [[nodiscard]] auto location() const noexcept
      -> const sourcemeta::core::Pointer & {
    return this->location_;
  }
 
private:
  std::string name_;
  sourcemeta::core::Pointer location_;
};
 
#if defined(_MSC_VER)
#pragma warning(default : 4251 4275)
#endif
 
} // namespace sourcemeta::blaze
 
#endif