container_front_source.cpp

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#ifndef Om_Source_ContainerFrontSource_
 
    #include "om/source/container_front_source.hpp"
 
#else
 
// MARK: - Om::Source::ContainerFrontSource
 
    #define Template_ \
    template < \
        typename ThisItem, \
        typename ThisContainer \
    >
 
    #define Type_ \
    Om::Source::ContainerFrontSource< \
        ThisItem, \
        ThisContainer \
    >
 
// MARK: public (non-static)
 
Template_
inline Type_::ContainerFrontSource(ThisContainer & theContainer):
thisContainer(theContainer) {}
 
Template_
inline Type_ & Type_::operator =(ContainerFrontSource theContainerFrontSource) {
    this->Swap(theContainerFrontSource);
    return *this;
}
 
Template_
inline bool Type_::operator !() const {
    return this->thisContainer.empty();
}
 
Template_
inline ThisItem & Type_::operator *() const {
    assert(
        !this->thisContainer.empty()
    );
    return this->thisContainer.front();
}
 
Template_
inline bool Type_::Equals(ContainerFrontSource const & theContainerFrontSource) const {
    return (
        &this->thisContainer == &theContainerFrontSource.thisContainer ||
        (
            this->thisContainer.empty() &&
            theContainerFrontSource.thisContainer.empty()
        )
    );
}
 
Template_
inline void Type_::Pop() {
    assert(
        !this->thisContainer.empty()
    );
    this->thisContainer.pop_front();
}
 
Template_
inline void Type_::Swap(ContainerFrontSource & theContainerFrontSource) {
    boost::swap(
        this->thisContainer,
        theContainerFrontSource.thisContainer
    );
}
 
    #undef Type_
    #undef Template_
 
// MARK: - Om::Source::
 
    #define Template_ \
    template < \
        typename TheItem, \
        typename TheContainer \
    >
 
    #define Type_ \
    Om::Source::ContainerFrontSource< \
        TheItem, \
        TheContainer \
    >
 
Template_
inline bool Om::Source::operator ==(
    Type_ const & theFirst,
    Type_ const & theSecond
) {
    return theFirst.Equals(theSecond);
}
 
Template_
inline bool Om::Source::operator !=(
    Type_ const & theFirst,
    Type_ const & theSecond
) {
    return !theFirst.Equals(theSecond);
}
 
// MARK: - boost::
 
Template_
inline void boost::swap(
    Type_ & theFirst,
    Type_ & theSecond
) {
    theFirst.Swap(theSecond);
}
 
    #undef Type_
    #undef Template_
 
#endif