/// <summary>
/// Gets the <see cref="NRParameter"/> as a C# string.
/// </summary>
/// <param name="parameter">The parameter to get the code for.</param>
/// <returns>A string representing the parameter.</returns>
public static string Declaration(this NRParameter parameter)
{
string extensionParam = parameter.IsExtensionParameter ? "this " : "";
string attributes = parameter.Attributes.Aggregate("", (current, nrAttribute) => current + nrAttribute.Declaration());
attributes = AddSpace(attributes);
string modifier = AddSpace(parameter.ParameterModifier.Declaration());
string type = parameter.Type.Declaration();
if (type.EndsWith("&"))
{
type = type.Substring(0, type.Length - 1);
}
string defaultValue = "";
if (!String.IsNullOrWhiteSpace(parameter.DefaultValue))
{
// There is a default value
if (parameter.TypeFullName == typeof(string).FullName)
{
// It is a string. So we have to escape it.
using (var writer = new StringWriter())
{
using (var provider = CodeDomProvider.CreateProvider("CSharp"))
{
provider.GenerateCodeFromExpression(new CodePrimitiveExpression(parameter.DefaultValue), writer, null);
defaultValue = " = " + writer;
}
}
}
else if (parameter.TypeFullName == typeof(char).FullName)
{
// It is a char. So we have to escape it.
using (var writer = new StringWriter())
{
using (var provider = CodeDomProvider.CreateProvider("CSharp"))
{
provider.GenerateCodeFromExpression(new CodePrimitiveExpression(parameter.DefaultValue[0]), writer, null);
defaultValue = " = " + writer;
}
}
}
else
{
// It is something else. Just print it.
defaultValue = " = " + parameter.DefaultValue;
}
}
return(String.Format("{0}{1}{2}{3} {4}{5}", attributes, extensionParam, modifier, type, parameter.Name,
defaultValue));
}
/// <summary>
/// Visit a <see cref="NRParameter"/>.
/// </summary>
/// <param name="nrParameter">The <see cref="NRParameter"/> to visit.</param>
public void Visit(NRParameter nrParameter)
{
foreach (NRAttribute nrAttribute in nrParameter.Attributes)
{
Output(GetAttribute(nrAttribute) + " ", 0);
}
Output(ToString(nrParameter.ParameterModifier) + ToString(nrParameter.Type) + " " + nrParameter.Name, 0);
if (nrParameter.ParameterModifier == ParameterModifier.Optional)
{
Output(" = " + nrParameter.DefaultValue, 0);
}
}
/// <summary>
/// Visit a <see cref="NRParameter"/>.
/// </summary>
/// <param name="nrParameter">The <see cref="NRParameter"/> to visit.</param>
public void Visit(NRParameter nrParameter)
{
OutputLine("NRParameter");
indent++;
nrParameter.Attributes.ForEach(nrAttribute => nrAttribute.Accept(this));
OutputLine("DefaultValue: " + nrParameter.DefaultValue);
OutputLine("Name: " + nrParameter.Name);
OutputLine("ParameterModifier: " + nrParameter.ParameterModifier);
if (nrParameter.Type != null)
{
OutputLine("Type:");
indent++;
nrParameter.Type.Accept(this);
indent--;
}
OutputLine("TypeFullName: " + nrParameter.TypeFullName);
indent--;
}
public NRParameterDeclaration(NRParameter parameter)
{
this.parameter = parameter;
}
/// <summary>
/// Visit a <see cref="NRParameter"/>.
/// </summary>
/// <param name="nrParameter">The <see cref="NRParameter"/> to visit.</param>
public void Visit(NRParameter nrParameter)
{
OutputLine(nrParameter.Declaration());
}
