static void
dbgRewindStream (pANTLR3_INT_STREAM is, ANTLR3_MARKER marker)
{
pANTLR3_TOKEN_STREAM ts;
ts = (pANTLR3_TOKEN_STREAM) is->super;
ts->debugger->rewind(ts->debugger, marker);
is->seek(is, (ANTLR3_UINT32)(marker));
}
static void
rewindLast (pANTLR3_INT_STREAM is)
{
is->seek(is, is->lastMarker);
}
/// Rewind the current state of the tree walk to the state it
/// was in when mark() was called and it returned marker. Also,
/// wipe out the lookahead which will force reloading a few nodes
/// but it is better than making a copy of the lookahead buffer
/// upon mark().
///
static void
rewindMark (pANTLR3_INT_STREAM is, ANTLR3_MARKER marker)
{
is->seek(is, marker);
}
static void
rewindStream (pANTLR3_INT_STREAM is, ANTLR3_MARKER marker)
{
is->seek(is, (ANTLR3_UINT32)(marker));
}