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Made templated method utils::to_string

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This commit is contained in:
Alex Zolotarev 2011-05-01 04:09:04 +02:00 • committed by Alex Zolotarev
parent ab4c380686
commit 66364da233
3 changed files with 15 additions and 9 deletions
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9
base/base_tests/string_utils_test.cpp
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@ -42,5 +42,12 @@ UNIT_TEST(to_double)
s = "-2";
TEST(utils::to_double(s, d), ());
TEST_ALMOST_EQUAL(-2.0, d, ());
}
UNIT_TEST(to_string)
{
TEST_EQUAL(utils::to_string(-1), "-1", ());
TEST_EQUAL(utils::to_string(1234567890), "1234567890", ());
TEST_EQUAL(utils::to_string(0.56), "0.56", ());
TEST_EQUAL(utils::to_string(-100.2), "-100.2", ());
}

7
base/string_utils.cpp
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@ -73,13 +73,6 @@ bool to_double(char const * s, double & d)
return false;
}
string to_string(size_t i)
{
ostringstream ss;
ss << i;
return ss.str();
}
void make_lower_case(string & s)
{
if (!s.empty())

8
base/string_utils.hpp
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@ -58,7 +58,13 @@ namespace utils
bool to_int64(char const * s, int64_t & i);
bool to_double(char const * s, double & d);
string to_string(size_t i);
template <class T>
string to_string(T i)
{
ostringstream ss;
ss << i;
return ss.str();
}
inline bool to_int(string const & s, int & i) { return to_int(s.c_str(), i); }
inline bool to_uint64(string const & s, uint64_t & i) { return to_uint64(s.c_str(), i); }