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ComponentRepeat: wire X{0,N} and (X?){N} the same

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Justin Viiret 2016-01-04 15:23:28 +11:00 committed by Matthew Barr
parent 997c0c9efd
commit 3d049d6de3
1 changed files with 1 additions and 12 deletions
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11
src/parser/ComponentRepeat.cpp
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@ -349,19 +349,8 @@ void ComponentRepeat::precalc_firsts() {
assert(!m_firsts.empty()); // notePositions should already have run assert(!m_firsts.empty()); // notePositions should already have run
const vector<PositionInfo> &f = m_firsts.front(); const vector<PositionInfo> &f = m_firsts.front();
if (sub_comp->empty()) {
// Emptiable: all our repeats contribute to firsts.
// Each repeat's firsts is spliced in at the location of the epsilon
// (if any) in the previous repeat's firsts.
for (const auto &e : m_firsts) {
replaceEpsilons(firsts_cache, e);
}
} else {
// Not emptiable: firsts come from our first repeat only.
firsts_cache.insert(firsts_cache.end(), f.begin(), f.end()); firsts_cache.insert(firsts_cache.end(), f.begin(), f.end());
} }
}
static static
bool hasPositionFlags(const Component &c) { bool hasPositionFlags(const Component &c) {