public static CppRipper.ParseNode GenerateCppAst(string cppContent, out string status)
{
CppStructuralGrammar grammar = new CppStructuralGrammar();
Rule parse_rule = grammar.file;
ParserState state = new ParserState(cppContent);
try
{
if (!parse_rule.Match(state))
{
status = "Failed to parse c++ content";
return(null);
}
else
{
if (state.AtEndOfInput())
{
status = "Successfully parsed c++ content";
return(state.GetRoot());
}
else
{
status = "Failed to read end of c++ content";
return(null);
}
}
}
catch (ParsingException e)
{
state.ForceCompletion();
status = e.Message;
return(null);
}
}
public static ParserState Parse(string source, IAbstractSyntaxTreePrinter printer = null, Rule rule = null)
{
if (rule == null)
rule = _grammar.file;
var state = new ParserState(source);
try
{
if (rule.Match(state))
{
if (state.AtEndOfInput())
{
if (printer != null)
printer.Print(state.GetRoot());
return state;
}
throw new ParsingException(state, rule, message: "Failed to read end of input");
}
throw new ParsingException(state, rule, message: "Failed to parse source");
}
catch (ParsingException e)
{
return state.Exception(e);
}
}
public static ParserState Parse(string source, IAbstractSyntaxTreePrinter printer = null, Rule rule = null)
{
if (rule == null)
{
rule = _grammar.file;
}
var state = new ParserState(source);
try
{
if (rule.Match(state))
{
if (state.AtEndOfInput())
{
if (printer != null)
{
printer.Print(state.GetRoot());
}
return(state);
}
throw new ParsingException(state, rule, message: "Failed to read end of input");
}
throw new ParsingException(state, rule, message: "Failed to parse source");
}
catch (ParsingException e)
{
return(state.Exception(e));
}
}
