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Simplified code.

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[SVN r34384]
This commit is contained in:
John Maddock
2006-06-24 11:31:19 +00:00
parent 69188c998f
commit 3044ab376c
1 changed files with 16 additions and 27 deletions
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43
include/boost/array.hpp
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@ -211,45 +211,37 @@ namespace boost {
// operator[]
reference operator[](size_type i)
{
BOOST_ASSERT( "out of range" );
failed_rangecheck();
return null_item();
return failed_rangecheck();
}
const_reference operator[](size_type i) const
{
BOOST_ASSERT( "out of range" );
failed_rangecheck();
return null_item();
return failed_rangecheck();
}
// at() with range check
reference at(size_type i) { failed_rangecheck(); return null_item(); }
const_reference at(size_type i) const { failed_rangecheck(); return null_item(); }
reference at(size_type i) { return failed_rangecheck(); }
const_reference at(size_type i) const { return failed_rangecheck(); }
// front() and back()
reference front()
{
failed_rangecheck();
return null_item();
return failed_rangecheck();
}
const_reference front() const
{
failed_rangecheck();
return null_item();
return failed_rangecheck();
}
reference back()
{
failed_rangecheck();
return null_item();
return failed_rangecheck();
}
const_reference back() const
{
failed_rangecheck();
return null_item();
return failed_rangecheck();
}
// size is constant
@ -278,20 +270,17 @@ namespace boost {
void assign (const T& ) { }
// check range (may be private because it is static)
static void failed_rangecheck () {
static reference failed_rangecheck () {
std::range_error e("attempt to access element of an empty array");
boost::throw_exception(e);
//
// We need to return something here to keep
// some compilers happy: however we will never
// actually get here....
//
static T placeholder;
return placeholder;
}
static reference null_item()
{
//
// This function must exist to allow our various interfaces to
// actually compile, however it will never be called, because
// an exception will always be thrown before we get here.
//
static T placeholder;
return placeholder;
}
};
#endif