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Grammar: MAde ::dump output more compact, because this is going to get large

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This commit is contained in:
Paul Beckingham 2015-12-26 14:08:13 -05:00
parent e3199833f7
commit 0a9e1f7299
1 changed files with 7 additions and 6 deletions
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13
src/Grammar.cpp
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@ -189,17 +189,18 @@ std::vector <std::vector <std::string>> Grammar::augmented () const
std::string Grammar::dump () const std::string Grammar::dump () const
{ {
std::stringstream out; std::stringstream out;
out << "Grammar\n";
for (auto& rule : _rules) for (auto& rule : _rules)
{ {
// Indicate the start Rule. // Indicate the start Rule.
if (rule.first == _start) out << " " << (rule.first == _start ? "▶" : " ") << " " << rule.first << ": ";
out << "▶ ";
out << rule.first << ":\n";
int count = 0;
for (auto& production : rule.second) for (auto& production : rule.second)
{ {
out << " "; if (count)
out << "| ";
for (auto& token : production) for (auto& token : production)
{ {
out << token._token; out << token._token;
@ -208,7 +209,7 @@ std::string Grammar::dump () const
out << " "; out << " ";
} }
out << "\n"; ++count;
} }
out << "\n"; out << "\n";