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util: Move TrimString(...). Introduce default pattern (trims whitespace). Add NODISCARD.

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This commit is contained in:
practicalswift 2019-12-11 09:55:00 +00:00
parent 22d9bae36f
commit 32e27129ff
2 changed files with 11 additions and 10 deletions
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10
src/util/string.h
View File

@ -11,6 +11,16 @@
#include <string>
#include <vector>
NODISCARD inline std::string TrimString(const std::string& str, const std::string& pattern = " \f\n\r\t\v")
{
std::string::size_type front = str.find_first_not_of(pattern);
if (front == std::string::npos) {
return std::string();
}
std::string::size_type end = str.find_last_not_of(pattern);
return str.substr(front, end - front + 1);
}
/**
* Join a list of items
*

11
src/util/system.cpp
View File

@ -7,6 +7,7 @@
#include <chainparamsbase.h>
#include <util/strencodings.h>
#include <util/string.h>
#include <util/translation.h>
@ -679,16 +680,6 @@ fs::path GetConfigFile(const std::string& confPath)
return AbsPathForConfigVal(fs::path(confPath), false);
}
static std::string TrimString(const std::string& str, const std::string& pattern)
{
std::string::size_type front = str.find_first_not_of(pattern);
if (front == std::string::npos) {
return std::string();
}
std::string::size_type end = str.find_last_not_of(pattern);
return str.substr(front, end - front + 1);
}
static bool GetConfigOptions(std::istream& stream, const std::string& filepath, std::string& error, std::vector<std::pair<std::string, std::string>>& options, std::list<SectionInfo>& sections)
{
std::string str, prefix;