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performance: Cache used command value

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The detected command does not change once CLI2::analysis has been
performed. Cache the value of the command to avoid the need to
re-discover the correct value each time we're interested in it.
This commit is contained in:
Tomas Babej 2021-04-23 22:39:19 -04:00
parent a19773873a
commit c3f9d09d22
2 changed files with 9 additions and 1 deletions
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7
src/CLI2.cpp
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@ -523,6 +523,9 @@ void CLI2::analyze ()
// Determine arg types: FILTER, MODIFICATION, MISCELLANEOUS.
categorizeArgs ();
parenthesizeOriginalFilter ();
// Cache frequently looked up items
_command = getCommand ();
}
////////////////////////////////////////////////////////////////////////////////
@ -752,6 +755,10 @@ std::string CLI2::getBinary () const
////////////////////////////////////////////////////////////////////////////////
std::string CLI2::getCommand (bool canonical) const
{
// Shortcut if analysis has been finalized
if (_command != "")
return _command;
for (const auto& a : _args)
if (a.hasTag ("CMD"))
return a.attribute (canonical ? "canonical" : "raw");

3
src/CLI2.h
View file

@ -116,7 +116,8 @@ public:
std::vector <std::pair <std::string, std::string>> _id_ranges {};
std::vector <std::string> _uuid_list {};
bool _context_added {false};
std::string _command {""};
bool _context_added {false};
};
#endif