diff options
Diffstat (limited to '')
-rw-r--r-- | src/diagram/Scope.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/diagram/Scope.cpp b/src/diagram/Scope.cpp new file mode 100644 index 0000000..335cd20 --- /dev/null +++ b/src/diagram/Scope.cpp @@ -0,0 +1,77 @@ +/* + * Created on: Nov 28, 2017 + * Author: naopross + */ + +#include "Scope.hpp" + +namespace samb { + +/* Scope::iterator */ + +Scope::iterator::iterator(Statement::pointer statement): m_current(statement) {} +Scope::iterator::~iterator() {} + +Scope::iterator& Scope::iterator::operator++() { + if (m_current->next() == nullptr) { + // TODO: remote throw + throw std::logic_error("Statement::iterator::operator++() m_current->next() is nullptr"); + } + + m_current = m_current->next(); + + return *this; +} + +Scope::iterator& Scope::iterator::operator++(int) { + static Scope::iterator old(*this); + + old = *this; + operator++(); + return old; +} + +Statement& Scope::iterator::operator*() const { + if (m_current == nullptr) { + throw std::logic_error("Statement::iterator::operator*() m_current is nullptr"); + } + + return *m_current; +} + +Statement::pointer Scope::iterator::operator->() const { + return m_current; +} + + +/* Scope */ + +Scope::Scope(std::string label): Statement(Statement::Type::SCOPE, label, nullptr), m_head(nullptr), m_tail(nullptr) {} +Scope::Scope(std::string label, Statement::pointer first): Statement(Statement::Type::SCOPE, label, first), m_head(first), m_tail(first) {} + +Scope::~Scope() {} + +Scope::iterator Scope::insert_after(Scope::iterator it, Statement::pointer statement) { + if (statement == nullptr) { + throw std::invalid_argument("Statement::insert_after() cannot insert nullptr"); + } + + statement->next(it->next()); + it->next(statement); + + m_size++; + + return it; +} + +Scope::iterator Scope::erase_after(Scope::iterator it) { + if (it->next() == nullptr) { + return end(); + } + + it->next(it->next()->next()); + + return it; +} + +} /* namespace samb */ |