1 files changed, 23 insertions, 0 deletions
diff --git a/src/util.cpp b/src/util.cpp
index 202ba82..42bf819 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -8057,3 +8057,26 @@ bool classVisibleInIndex(ClassDef *cd)
   return (allExternals && cd->isLinkable()) || cd->isLinkableInProject();
 }
 
+//----------------------------------------------------------------------------
+
+QCString extractDirection(QCString &docs)
+{
+  QRegExp re("\\[[^\\]]+\\]"); // [...]
+  int l=0;
+  if (re.match(docs,0,&l)==0)
+  {
+    int  inPos  = docs.find("in", 1,FALSE);
+    int outPos  = docs.find("out",1,FALSE);
+    bool input  =  inPos!=-1 &&  inPos<l;
+    bool output = outPos!=-1 && outPos<l;
+    if (input || output) // in,out attributes
+    {
+      docs = docs.mid(l); // strip attributes
+      if (input && output) return "[in,out]";
+      else if (input)      return "[in]";
+      else if (output)     return "[out]";
+    }
+  }
+  return QCString();
+}
+