niansa/commoncpp
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Added and fixed functions

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niansa 2023-06-10 18:34:20 +02:00
parent 32d1fc5417
commit 45b3bc83b5
2 changed files with 27 additions and 6 deletions
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6
include/commoncpp/utils.hpp
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@ -10,11 +10,13 @@ namespace utils {
std::vector<std::string_view> str_split(std::string_view s, char delimiter, size_t times = -1); std::vector<std::string_view> str_split(std::string_view s, char delimiter, size_t times = -1);
bool str_replace_in_place(std::string& subject, std::string_view search, const std::string& replace); bool str_replace_in_place(std::string& subject, std::string_view search, const std::string& replace);
std::string_view max_words(std::string_view text, unsigned count); std::string_view max_words(std::string_view text, unsigned count);
bool contains(std::string_view value, std::string_view ending); bool contains(std::string_view value, std::string_view other);
bool starts_with(std::string_view value, std::string_view ending); bool starts_with(std::string_view value, std::string_view beginning);
bool ends_with(std::string_view value, std::string_view ending); bool ends_with(std::string_view value, std::string_view ending);
bool force_trailing(std::string& value, std::string_view ending);
bool chop_down(std::string& s, char delim); bool chop_down(std::string& s, char delim);
std::string remove_nonprintable(std::string_view); std::string remove_nonprintable(std::string_view);
std::string read_text_file(const std::string& path);
[[noreturn]] inline void unreachable() { [[noreturn]] inline void unreachable() {
// Uses compiler specific extensions if possible. // Uses compiler specific extensions if possible.

27
utils.cpp
View file

@ -1,5 +1,10 @@
#include "utils.hpp" #include "utils.hpp"
#include <sstream>
#include <fstream>
#include <stdexcept>
#include <cerrno>
namespace common { namespace common {
@ -49,12 +54,12 @@ std::string_view max_words(std::string_view text, unsigned count) {
return {text.data(), idx}; return {text.data(), idx};
} }
bool contains(std::string_view value, std::string_view ending) { bool contains(std::string_view value, std::string_view other) {
return value.find(ending) != value.npos; return value.find(other) != value.npos;
} }
bool starts_with(std::string_view value, std::string_view ending) { bool starts_with(std::string_view value, std::string_view beginning) {
return value.find(ending) == 0; return value.find(beginning) == 0;
} }
bool ends_with(std::string_view value, std::string_view ending) { bool ends_with(std::string_view value, std::string_view ending) {
@ -62,6 +67,12 @@ bool ends_with(std::string_view value, std::string_view ending) {
return std::equal(ending.rbegin(), ending.rend(), value.rbegin()); return std::equal(ending.rbegin(), ending.rend(), value.rbegin());
} }
bool force_trailing(std::string &value, std::string_view ending) {
bool fres = ends_with(value, ending);
if (!fres) value.append(ending);
return fres;
}
bool chop_down(std::string& s, char delim) { bool chop_down(std::string& s, char delim) {
const auto pos = s.find(delim); const auto pos = s.find(delim);
if (pos == s.npos) return false; if (pos == s.npos) return false;
@ -76,5 +87,13 @@ std::string remove_nonprintable(std::string_view str) {
} }
return fres; return fres;
} }
std::string read_text_file(const std::string& path) {
std::ifstream in(path);
if (!in) throw std::system_error(std::error_code(errno, std::system_category()), path);
std::ostringstream sstr;
sstr << in.rdbuf();
return sstr.str();
}
} }
} }