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Grammar: Converted from std::vector to std::set for metadata

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This commit is contained in:
Paul Beckingham 2015-12-23 00:21:30 -05:00
parent ed138fc819
commit c62c6448d2
2 changed files with 9 additions and 8 deletions
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12
src/Grammar.cpp
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@ -144,24 +144,24 @@ std::string Grammar::start () const
}
////////////////////////////////////////////////////////////////////////////////
std::vector <std::string> Grammar::rules () const
std::set <std::string> Grammar::rules () const
{
std::vector <std::string> results;
std::set <std::string> results;
for (auto& rule : _rules)
results.push_back (rule.first);
results.insert (rule.first);
return results;
}
////////////////////////////////////////////////////////////////////////////////
std::vector <std::string> Grammar::terminals () const
std::set <std::string> Grammar::terminals () const
{
std::vector <std::string> results;
std::set <std::string> results;
for (auto& rule : _rules)
for (auto& production : rule.second)
for (auto& token : production)
if (_rules.find (token._token) == _rules.end ())
results.push_back (token._token);
results.insert (token._token);
return results;
}

5
src/Grammar.h
View file

@ -29,6 +29,7 @@
#include <FS.h>
#include <string>
#include <set>
#include <vector>
#include <map>
@ -39,8 +40,8 @@ public:
void loadFromFile (File&);
void loadFromString (const std::string&);
std::string start () const;
std::vector <std::string> rules () const;
std::vector <std::string> terminals () const;
std::set <std::string> rules () const;
std::set <std::string> terminals () const;
std::string dump () const;
protected: