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Format double arguments with std::stringstream #1243

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Merged
merged 3 commits into from
Jan 22, 2024
Merged

Format double arguments with std::stringstream #1243

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6aed5bd
Format double arguments with std::stringstream
WardBrian Jan 22, 2024
8170f84
Merge commit 'cdb9221d34955c81706f8c9159a5a74dbc0e9b8e' into HEAD
yashikno Jan 22, 2024
a7cc7b5
[Jenkins] auto-formatting by clang-format version 10.0.0-4ubuntu1
stan-buildbot Jan 22, 2024
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9 changes: 9 additions & 0 deletions src/cmdstan/arguments/singleton_argument.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@

#include <cmdstan/arguments/valued_argument.hpp>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>

Expand All @@ -29,6 +30,14 @@ void from_string(std::string &src, bool &dest) {
void from_string(std::string &src, std::string &dest) { dest = src; }

std::string to_string(std::string &src) { return src; }

std::string to_string(double &src) {
// better handling of precision than std::to_string
std::stringstream ss;
ss << src;
return ss.str();
}

template <typename T>
std::string to_string(T &src) {
return std::to_string(src);
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