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Merge pull request #1684 from lioncash/common

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common/string_util: Minor cleanup
This commit is contained in:
bunnei 2018-11-14 11:53:10 -08:00 committed by GitHub
commit ebf1b58a22
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 2 additions and 88 deletions
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57
src/common/string_util.cpp
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@ -4,11 +4,10 @@
#include <algorithm>
#include <cctype>
#include <cerrno>
#include <codecvt>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <locale>
#include <sstream>
#include "common/common_paths.h"
#include "common/logging/log.h"
#include "common/string_util.h"
@ -33,24 +32,6 @@ std::string ToUpper(std::string str) {
return str;
}
// For Debugging. Read out an u8 array.
std::string ArrayToString(const u8* data, std::size_t size, int line_len, bool spaces) {
std::ostringstream oss;
oss << std::setfill('0') << std::hex;
for (int line = 0; size; ++data, --size) {
oss << std::setw(2) << (int)*data;
if (line_len == ++line) {
oss << '\n';
line = 0;
} else if (spaces)
oss << ' ';
}
return oss.str();
}
std::string StringFromBuffer(const std::vector<u8>& data) {
return std::string(data.begin(), std::find(data.begin(), data.end(), '\0'));
}
@ -75,40 +56,6 @@ std::string StripQuotes(const std::string& s) {
return s;
}
bool TryParse(const std::string& str, u32* const output) {
char* endptr = nullptr;
// Reset errno to a value other than ERANGE
errno = 0;
unsigned long value = strtoul(str.c_str(), &endptr, 0);
if (!endptr || *endptr)
return false;
if (errno == ERANGE)
return false;
#if ULONG_MAX > UINT_MAX
if (value >= 0x100000000ull && value <= 0xFFFFFFFF00000000ull)
return false;
#endif
*output = static_cast<u32>(value);
return true;
}
bool TryParse(const std::string& str, bool* const output) {
if ("1" == str || "true" == ToLower(str))
*output = true;
else if ("0" == str || "false" == ToLower(str))
*output = false;
else
return false;
return true;
}
std::string StringFromBool(bool value) {
return value ? "True" : "False";
}

33
src/common/string_util.h
View File

@ -5,8 +5,6 @@
#pragma once
#include <cstddef>
#include <iomanip>
#include <sstream>
#include <string>
#include <vector>
#include "common/common_types.h"
@ -19,44 +17,13 @@ std::string ToLower(std::string str);
/// Make a string uppercase
std::string ToUpper(std::string str);
std::string ArrayToString(const u8* data, std::size_t size, int line_len = 20, bool spaces = true);
std::string StringFromBuffer(const std::vector<u8>& data);
std::string StripSpaces(const std::string& s);
std::string StripQuotes(const std::string& s);
// Thousand separator. Turns 12345678 into 12,345,678
template <typename I>
std::string ThousandSeparate(I value, int spaces = 0) {
std::ostringstream oss;
// std::locale("") seems to be broken on many platforms
#if defined _WIN32 || (defined __linux__ && !defined __clang__)
oss.imbue(std::locale(""));
#endif
oss << std::setw(spaces) << value;
return oss.str();
}
std::string StringFromBool(bool value);
bool TryParse(const std::string& str, bool* output);
bool TryParse(const std::string& str, u32* output);
template <typename N>
static bool TryParse(const std::string& str, N* const output) {
std::istringstream iss(str);
N tmp = 0;
if (iss >> tmp) {
*output = tmp;
return true;
} else
return false;
}
std::string TabsToSpaces(int tab_size, std::string in);
void SplitString(const std::string& str, char delim, std::vector<std::string>& output);