public static IEnumerable<ParameterNode> Parse(string parameters)
{
var matches = regex.Matches(parameters);
foreach (Match match in matches)
{
if (!match.Success)
{
continue;
}
var optional = match.Groups["optional"].Value == ReservedKeywords.Optional;
var defaultValue = match.Groups["default"].Value;
var paramArray = match.Groups["paramarray"].Value == ReservedKeywords.ParamArray;
var by = match.Groups["by"].Value;
var passedBy = by == ReservedKeywords.ByRef ? ParameterType.ByRef
: by == ReservedKeywords.ByVal ? ParameterType.ByVal
: ParameterType.Default;
var name = match.Groups["identifier"].Value;
var type = match.Groups["type"].Value;
var identifier = new IdentifierNode(name, paramArray ? "()" : null, null, type);
yield return new ParameterNode(identifier, passedBy, paramArray, optional, defaultValue);
}
}
public ParameterNode(IdentifierNode identifier, ParameterType passedBy, bool isParamArray, bool isOptional, string defaultValue)
: base(SyntaxTreeNodeType.ParameterNode, identifier.NodeName)
{
Nodes.Add(identifier);
IsOptional = isOptional;
DefaultValue = defaultValue;
IsParamArray = isParamArray;
PassedBy = passedBy;
}
