private static ParseResult Parse(string subject, string fileName)
{
subject = subject ?? "";
try
{
IList<LexicalElement> lexicalElements;
var grammar = new Pegasus.Parser.PegParser().Parse(subject, fileName, out lexicalElements);
return new ParseResult
{
Grammar = grammar,
LexicalElements = lexicalElements,
Errors = new List<CompilerError>(),
};
}
catch (Exception ex)
{
var cursor = ex.Data["cursor"] as Cursor ?? new Cursor(subject, 0, fileName);
var parts = Regex.Split(ex.Message, @"(?<=^\w+):");
if (parts.Length == 1)
{
parts = new[] { "", parts[0] };
}
return new ParseResult
{
Errors = new List<CompilerError>
{
new CompilerError(fileName, cursor.Line, cursor.Column, errorNumber: parts[0], errorText: parts[1]),
},
};
}
}
private static ParseResult Parse(string subject)
{
subject = subject ?? string.Empty;
IList <LexicalElement> lexicalElements;
try
{
var grammar = new Pegasus.Parser.PegParser().Parse(subject, SentinelFileName, out lexicalElements);
return(new ParseResult
{
Grammar = grammar,
LexicalElements = lexicalElements,
Errors = new List <CompilerError>(),
});
}
catch (Exception ex)
{
var cursor = ex.Data["cursor"] as Cursor ?? new Cursor(subject, 0, SentinelFileName);
lexicalElements = cursor.GetLexicalElements();
var parts = Regex.Split(ex.Message, @"(?<=^\w+):");
if (parts.Length == 1)
{
parts = new[] { string.Empty, parts[0] };
}
return(new ParseResult
{
LexicalElements = lexicalElements,
Errors = new List <CompilerError>
{
new CompilerError(SentinelFileName, cursor.Line, cursor.Column, errorNumber: parts[0], errorText: parts[1]),
},
});
}
}
