protected SourceLocation FindFile(ScriptingContext context, string filename,
int line)
{
SourceFile file = Session.FindFile (filename);
if (file == null)
throw new ScriptingException ("Cannot find source file `{0}'.",
filename);
MethodSource source = file.FindMethod (line);
if (source == null)
throw new ScriptingException (
"Cannot find method corresponding to line {0} in `{1}'.",
line, file.Name);
return new SourceLocation (source, file, line);
}