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fix combinator signatures

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-11-19 08:42:18 -08:00
parent b8ac3e6ce4
commit 5eefa9c34b
3 changed files with 65 additions and 11 deletions
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32
src/util/ref_vector.h
View file

@ -306,28 +306,52 @@ public:
// prevent abuse:
ref_vector & operator=(ref_vector const & other) = delete;
ref_vector&& filter(std::function<bool(T)>& predicate) {
bool containsp(std::function<bool(T)>& predicate) const {
for (auto const& t : *this)
if (predicate(t))
return true;
return false;
}
ref_vector filter_pure(std::function<bool(T)>& predicate) const {
ref_vector result(m());
for (auto& t : *this)
if (predicate(t)) result.push_back(t);
if (predicate(t))
result.push_back(t);
return result;
}
ref_vector& filter_update(std::function<bool(T)>& predicate) {
unsigned j = 0;
for (auto& t : *this)
if (predicate(t))
set(j++, t);
shrink(j);
return *this;
}
template <typename S>
vector<S>&& map(std::function<S(T)>& f) {
vector<S> mapv_pure(std::function<S(T)>& f) const {
vector<S> result;
for (auto& t : *this)
result.push_back(f(t));
return result;
}
ref_vector&& map(std::function<T(T)>& f) {
ref_vector map_pure(std::function<T(T)>& f) const {
ref_vector result(m());
for (auto& t : *this)
result.push_back(f(t));
return result;
}
ref_vector& map_update(std::function<T(T)>& f) {
unsigned j = 0;
for (auto& t : *this)
set(j++, f(t));
return *this;
}
};

36
src/util/vector.h
View file

@ -231,21 +231,51 @@ public:
return *this;
}
vector&& filter(std::function<bool(T)>& predicate) {
bool containsp(std::function<bool(T)>& predicate) const {
for (auto const& t : *this)
if (predicate(t))
return true;
return false;
}
/**
* retain elements that satisfy predicate. aka 'where'.
*/
vector filter_pure(std::function<bool(T)>& predicate) const {
vector result;
for (auto& t : *this)
if (predicate(t)) result.push_back(t);
if (predicate(t))
result.push_back(t);
return result;
}
vector& filter_update(std::function<bool(T)>& predicate) {
unsigned j = 0;
for (auto& t : *this)
if (predicate(t))
set(j++, t);
shrink(j);
return *this;
}
/**
* update elements using f, aka 'select'
*/
template <typename S>
vector<S>&& map(std::function<S(T)>& f) {
vector<S> map_pure(std::function<S(T)>& f) const {
vector<S> result;
for (auto& t : *this)
result.push_back(f(t));
return result;
}
vector& map_update(std::function<T(T)>& f) {
unsigned j = 0;
for (auto& t : *this)
set(j++, f(t));
return *this;
}
void reset() {
if (m_data) {
if (CallDestructors) {