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optimize utils::strmatch() by using const string reference

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This commit is contained in:
Axel Kohlmeyer
2020-07-30 23:42:03 -04:00
parent 814e2e9aaf
commit 8cb63194aa
2 changed files with 3 additions and 3 deletions
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2
src/utils.cpp
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@ -82,7 +82,7 @@ using namespace LAMMPS_NS;
* even with char * type variables. * even with char * type variables.
* Example: utils::strmatch(text, std::string("^") + charptr) * Example: utils::strmatch(text, std::string("^") + charptr)
*/ */
bool utils::strmatch(std::string text, std::string pattern) bool utils::strmatch(const std::string &text, const std::string &pattern)
{ {
const int pos = re_match(text.c_str(),pattern.c_str()); const int pos = re_match(text.c_str(),pattern.c_str());
return (pos >= 0); return (pos >= 0);

4
src/utils.h
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@ -35,7 +35,7 @@ namespace LAMMPS_NS {
* \param pattern the search pattern, which may contain regexp markers * \param pattern the search pattern, which may contain regexp markers
* \return true if the pattern matches, false if not * \return true if the pattern matches, false if not
*/ */
bool strmatch(std::string text, std::string pattern); bool strmatch(const std::string &text, const std::string &pattern);
/** \brief Send message to screen and logfile, if available /** \brief Send message to screen and logfile, if available
* *
@ -148,7 +148,7 @@ namespace LAMMPS_NS {
* \param line string that should be trimmed * \param line string that should be trimmed
* \return new string without comment (string) * \return new string without comment (string)
*/ */
std::string trim_comment(const std::string & line); std::string trim_comment(const std::string &line);
/** /**
* \brief Count words in string * \brief Count words in string