zeek/src/Traverse.cc
Jon Siwek e93c638f8d Fix null pointer deref in AST traversal
Specifically in the case where parsing bro scripts had failed.
2018-06-22 20:18:36 -05:00

23 lines
485 B
C++

// See the file "COPYING" in the main distribution directory for copyright.
#include "Scope.h"
#include "Traverse.h"
#include "input.h"
TraversalCode traverse_all(TraversalCallback* cb)
{
if ( ! global_scope() )
return TC_CONTINUE;
if ( ! stmts )
// May be null when parsing fails.
return TC_CONTINUE;
cb->current_scope = global_scope();
TraversalCode tc = global_scope()->Traverse(cb);
HANDLE_TC_STMT_PRE(tc);
tc = stmts->Traverse(cb);
HANDLE_TC_STMT_POST(tc);
}