public void Add(MethodDef method)
{
if ((method.Attributes & MethodDefAttributes.Getter) != 0)
{
if (this.getMethod != null) throw new JSBindingException("Getter already defined.");
this.getMethod = method;
}
else if ((method.Attributes & MethodDefAttributes.Setter) != 0)
{
if (this.setMethod != null) throw new JSBindingException("Setter already defined.");
this.setMethod = method;
}
else throw new JSBindingException("Method must be a getter or setter.");
}
private void Create()
{
var methods = GetMethods();
var declaringMethodNames = new HashSet<string>(methods.Select(_ => _.Name));
var dispatchTable = new DispatchTable<MethodDef>(declaringMethodNames.Count);
var propertyDispatchTable = new DispatchTable<PropertyDef>();
foreach (var method in methods)
{
string declaringName = method.Name;
string scriptingName = ConvertIdentifier(declaringName);
string scriptingPropertyName = null;
if (declaringName != scriptingName && declaringMethodNames.Contains(scriptingName))
{
throw ExceptionBuilder.TypeAlreadyReservesMember(this.Type, scriptingName, declaringName);
}
var property = method.GetDeclaringTypeProperty();
if (property != null)
{
var declaringPropertyName = property.Name;
scriptingPropertyName = ConvertIdentifier(declaringPropertyName);
if (declaringPropertyName != scriptingPropertyName && declaringMethodNames.Contains(scriptingPropertyName))
{
throw ExceptionBuilder.TypeAlreadyReservesMember(this.Type, scriptingPropertyName, declaringPropertyName);
}
}
// method attributes
var methodAttributes = method.IsStatic ? MethodDefAttributes.Static : MethodDefAttributes.None;
if (property != null)
{
methodAttributes |= MethodDefAttributes.Hidden;
if (method.IsGetterLikeSignature())
{
methodAttributes |= MethodDefAttributes.Getter;
}
else if (method.IsSetterLikeSignature())
{
methodAttributes |= MethodDefAttributes.Setter;
}
}
// put method info into a dispatch table
// note: property accessors can't be overloaded
var scriptableMethodInfo = dispatchTable.GetOrDefault(scriptingName);
if (scriptableMethodInfo == null)
{
scriptableMethodInfo = new MethodDef(scriptingName, methodAttributes);
dispatchTable.Add(scriptableMethodInfo);
}
scriptableMethodInfo.Add(method);
// put property info into a property dispatch table
if (property != null)
{
var scriptablePropertyInfo = propertyDispatchTable.GetOrDefault(scriptingPropertyName);
if (scriptablePropertyInfo == null)
{
scriptablePropertyInfo = new PropertyDef(scriptingPropertyName);
propertyDispatchTable.Add(scriptablePropertyInfo);
}
scriptablePropertyInfo.Add(scriptableMethodInfo);
}
}
dispatchTable.Optimize();
propertyDispatchTable.Optimize();
// TODO: prevent dispatch tables from modifying
this.dispatchTable = dispatchTable;
this.propertyDispatchTable = propertyDispatchTable;
}
private MethodInvokerBuilder(MethodDef methodDef)
{
this.def = methodDef;
}
public static MethodInvoker Create(MethodDef methodDef)
{
return new MethodInvokerBuilder(methodDef).Create();
}
private static string GetMethodInvokerName(MethodDef method, bool includeClassName = true)
{
if (includeClassName)
{
return string.Format("MethodInvoker:[{0}].{1}",
method.GetMethods().First().ReflectedType.FullName,
method.Name
);
}
else
{
return string.Format("MethodInvoker:[].{0}",
method.Name
);
}
}
