113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
#ifndef string_hh_INCLUDED
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#define string_hh_INCLUDED
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#include "memoryview.hh"
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#include "units.hh"
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#include "utf8.hh"
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#include <string>
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#include <boost/regex.hpp>
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namespace Kakoune
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{
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typedef boost::regex Regex;
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class String : public std::string
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{
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public:
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String() {}
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String(const char* content) : std::string(content) {}
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String(std::string content) : std::string(std::move(content)) {}
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explicit String(char content, CharCount count = 1) : std::string((size_t)(int)count, content) {}
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explicit String(Codepoint cp, CharCount count = 1)
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{
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while (count-- > 0)
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utf8::dump(back_inserter(*this), cp);
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}
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template<typename Iterator>
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String(Iterator begin, Iterator end) : std::string(begin, end) {}
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std::string& stdstr() { return *this; }
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const std::string& stdstr() const { return *this; }
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char operator[](ByteCount pos) const { return std::string::operator[]((int)pos); }
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char& operator[](ByteCount pos) { return std::string::operator[]((int)pos); }
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ByteCount length() const { return ByteCount{(int)std::string::length()}; }
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CharCount char_length() const { return utf8::distance(begin(), end()); }
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ByteCount byte_count_to(CharCount count) const { return utf8::advance(begin(), end(), (int)count) - begin(); }
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CharCount char_count_to(ByteCount count) const { return utf8::distance(begin(), begin() + (int)count); }
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String operator+(const String& other) const { return String{stdstr() + other.stdstr()}; }
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String& operator+=(const String& other) { std::string::operator+=(other); return *this; }
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String operator+(const char* other) const { return String{stdstr() + other}; }
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String& operator+=(const char* other) { std::string::operator+=(other); return *this; }
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String operator+(char other) const { return String{stdstr() + other}; }
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String& operator+=(char other) { std::string::operator+=(other); return *this; }
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String operator+(Codepoint cp) const { String res = *this; utf8::dump(back_inserter(res), cp); return res; }
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String& operator+=(Codepoint cp) { utf8::dump(back_inserter(*this), cp); return *this; }
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memoryview<char> data() const { return memoryview<char>(std::string::data(), size()); }
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String substr(ByteCount pos, ByteCount length = -1) const { return String{std::string::substr((int)pos, (int)length)}; }
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String substr(CharCount pos, CharCount length = INT_MAX) const
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{
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auto b = utf8::advance(begin(), end(), (int)pos);
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auto e = utf8::advance(b, end(), (int)length);
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return String(b,e);
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}
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String replace(const Regex& expression, const String& replacement) const;
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};
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inline String operator+(const char* lhs, const String& rhs)
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{
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return String(lhs) + rhs;
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}
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inline String operator+(char lhs, const String& rhs)
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{
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return String(lhs) + rhs;
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}
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inline String operator+(Codepoint lhs, const String& rhs)
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{
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return String(lhs) + rhs;
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}
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String int_to_str(int value);
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int str_to_int(const String& str);
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std::vector<String> split(const String& str, char separator);
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inline String operator"" _str(const char* str, size_t)
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{
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return String(str);
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}
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inline String codepoint_to_str(Codepoint cp)
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{
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std::string str;
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utf8::dump(back_inserter(str), cp);
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return String(str);
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}
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String option_to_string(const Regex& re);
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void option_from_string(const String& str, Regex& re);
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}
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namespace std
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{
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template<>
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struct hash<Kakoune::String> : hash<std::string>
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{
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size_t operator()(const Kakoune::String& str) const
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{
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return hash<std::string>::operator()(str);
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}
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};
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}
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#endif // string_hh_INCLUDED
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