P4::CompileContextStack Struct Reference

#include <compile_context.h>

Static Public Member Functions
static bool	isEmpty ()
template<typename CompileContextType >
static CompileContextType &	top ()

Friends
struct	AutoCompileContext

Detailed Description

A stack of active compilation contexts. Only the top context is accessible. Compilation contexts can be nested to allow composing programs without intermingling their stack.

Member Function Documentation

top()

template<typename CompileContextType >

static CompileContextType & P4::CompileContextStack::top ( )

inlinestatic

Returns

the current compilation context (i.e., the top of the compilation context stack), cast to the requested type. If the current compilation context is of the wrong type, or the stack is empty, an assertion fires.