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1 files changed, 66 insertions, 0 deletions
| -rw-r--r-- | Year 1/Object-oriented Programming/Project 2/src/Generic/String/String.h | 66 |
diff --git a/Year 1/Object-oriented Programming/Project 2/src/Generic/String/String.h b/Year 1/Object-oriented Programming/Project 2/src/Generic/String/String.h new file mode 100644 index 0000000..93534fe --- /dev/null +++ b/Year 1/Object-oriented Programming/Project 2/src/Generic/String/String.h @@ -0,0 +1,66 @@ +#ifndef HEADER_STRING +#define HEADER_STRING + +/*! \file String.h + * \brief Stores declaration of class String + */ + +#include <istream> +#include <ostream> + +#define DOUBLE_PRECISION 100 + +/*! \brief A dynamically-allocated C-style string with extra features + * + * \remark There is no buffer allocation, meaning each String takes only the amount of memory it needs and every append operation juggles around memory. + */ +class String { + char* str; + unsigned length; + + void free(); + void copyFrom(const String& other); + +public: + //! The underlying array is allocated with length (+ 1) size + String(unsigned length); + //! Copies str + String(const char* str); + //! Returns internal C-style string + const char* get_cstr() const; + //! Returns number of characters in string + unsigned get_length() const; + //! Returns a character reference (from the underlying C-style string) at the given index + char& operator[](unsigned index); + + //! Appends a C-style string + String& operator+=(const char* str); + //! Appends a number + String& operator+=(int number); + //! Appends a number + String& operator+=(unsigned number); + //! Appends a number + String& operator+=(double number); + + String(); + String(const String& other); + String& operator=(const String& other); + ~String(); + + String(String&& other); + String& operator=(String&& other); + + //! Reads String from stream + void read(std::istream& istr); + //! Writes String to stream + void write(std::ostream& ostr) const; + //! Compares two strings + int compare(const String& other) const; + + //! Reads String from stream with >> operator + friend std::istream& operator>>(std::istream& istr, String& str); + //! Writes String to stream with << operator + friend std::ostream& operator<<(std::ostream& ostr, const String& str); +}; + +#endif |