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Standard library header <contract>

This header is part of the error handling library.

Classes
(C++20)
 provides information about contract violation generated by an implementation
(class)

Synopsis

namespace std {
  class contract_violation;
}

Class std::contract_violation 

class contract_violation {
public:
  uint_least32_t line_number() const noexcept;
  string_view file_name() const noexcept;
  string_view function_name() const noexcept;
  string_view comment() const noexcept;
  string_view assertion_level() const noexcept;
};

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