polybar-dwm/include/utils/string.hpp
2023-05-10 17:06:00 +02:00

115 lines
3.3 KiB
C++

#pragma once
#include <list>
#include <sstream>
#include "common.hpp"
POLYBAR_NS
class sstream {
public:
template <typename T>
sstream& operator<<(const T& object) {
m_stream << object;
return *this;
}
sstream& operator<<(const char* cz) {
m_stream << cz;
return *this;
}
operator string() const {
return m_stream.str();
}
string to_string() const {
return m_stream.str();
}
private:
std::stringstream m_stream;
};
namespace string_util {
/**
* Hash type
*/
using hash_type = unsigned long;
/**
* @brief Unicode character containing converted codepoint
* and details on where its position in the source string
*/
struct unicode_character {
/**
* The numerical codepoint. Between U+0000 and U+10FFFF
*/
unsigned long codepoint{0};
/**
* Byte offset of this character in the original string
*/
int offset{0};
/**
* Number of bytes used by this character in the original string
*/
int length{0};
};
using unicode_charlist = std::list<unicode_character>;
bool contains(const string& haystack, const string& needle);
bool contains_ignore_case(const string& haystack, const string& needle);
bool ends_with(const string& haystack, const string& suffix);
string upper(const string& s);
string lower(const string& s);
bool compare(const string& s1, const string& s2);
string replace(const string& haystack, const string& needle, const string& replacement, size_t start = 0,
size_t end = string::npos);
string replace_all(const string& haystack, const string& needle, const string& replacement, size_t start = 0,
size_t end = string::npos);
string squeeze(const string& haystack, char needle);
string strip(const string& haystack, char needle);
string strip_trailing_newline(const string& haystack);
string ltrim(string value, function<bool(char)> pred);
string rtrim(string value, function<bool(char)> pred);
string trim(string value, function<bool(char)> pred);
string ltrim(string&& value, const char& needle = ' ');
string rtrim(string&& value, const char& needle = ' ');
string trim(string&& value, const char& needle = ' ');
size_t char_len(const string& value);
string utf8_truncate(string&& value, size_t len);
/**
* @brief Create a UCS-4 codepoint from a utf-8 encoded string
*/
bool utf8_to_ucs4(const unsigned char* src, unicode_charlist& result_list);
/**
* @brief Convert a UCS-4 codepoint to a utf-8 encoded string
*/
size_t ucs4_to_utf8(char* utf8, unsigned int ucs);
string join(const vector<string>& strs, const string& delim);
vector<string> split(const string& s, char delim);
std::vector<std::string> tokenize(const string& str, char delimiters);
size_t find_nth(const string& haystack, size_t pos, const string& needle, size_t nth);
string floating_point(double value, size_t precision, bool fixed = false, const string& locale = "");
string filesize_mib(unsigned long long kibibytes, size_t precision = 0, const string& locale = "");
string filesize_gib(unsigned long long kibibytes, size_t precision = 0, const string& locale = "");
string filesize_gib_mib(
unsigned long long kibibytes, size_t precision_mib = 0, size_t precision_gib = 0, const string& locale = "");
string filesize(unsigned long long kbytes, size_t precision = 0, bool fixed = false, const string& locale = "");
hash_type hash(const string& src);
} // namespace string_util
POLYBAR_NS_END