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/*
* Created on: Nov 28, 2017
* Author: naopross
*/
#include "Scope.hpp"
using 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: remove 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;
}
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