// Builds a codedom event and attaches it to the given type.
// It seems that there is a codedom bug: you can't make events static.
public static void Emit(CodeTypeDeclaration codeType, Event e)
{
// Create the codedom event and attach to the codedom type.
var codeEvent = new CodeMemberEvent();
codeType.Members.Add(codeEvent);
// Assign a name
codeEvent.Name = e.Name;
// Assign the type.
codeEvent.Type = new CodeTypeReference(e.DelegateName);
// Translate the accessibility
MemberAttributes memberAttributes = MemberAttributes.Public;
switch (e.Accessibility)
{
case Accessibility.Internal:
memberAttributes = MemberAttributes.FamilyAndAssembly;
break;
case Accessibility.Private:
memberAttributes = MemberAttributes.Private;
break;
case Accessibility.Protected:
memberAttributes = MemberAttributes.Family;
break;
case Accessibility.Public:
memberAttributes = MemberAttributes.Public;
break;
}
// This is bugged in codedom: no effect.
if (e.IsShared)
memberAttributes |= MemberAttributes.Static;
codeEvent.Attributes = memberAttributes;
}
static void InterpretModifiers(Root root, Event c, ParseTreeNode node)
{
bool foundPublic = false;
bool foundInternal = false;
bool foundShared = false;
bool foundPrivate = false;
bool foundProtected = false;
foreach (var modifierNode in node.ChildNodes)
{
string text = modifierNode.FindTokenAndGetText();
if (text == "public")
{
if (foundPublic || foundInternal || foundPrivate || foundProtected)
{
root.CompilerErrors.Add(new MultipleAccessModifiersCompilerError("",
modifierNode.FindToken().Location.Line,
modifierNode.FindToken().Location.Position));
}
else
{
c.Accessibility = Accessibility.Public;
foundPublic = true;
}
}
if (text == "internal")
{
if (foundInternal || foundPublic || foundPrivate || foundProtected)
{
root.CompilerErrors.Add(new MultipleAccessModifiersCompilerError("",
modifierNode.FindToken().Location.Line,
modifierNode.FindToken().Location.Position));
}
else
{
c.Accessibility = Accessibility.Internal;
foundInternal = true;
}
}
if (text == "protected")
{
if (foundInternal || foundPublic || foundPrivate || foundProtected)
{
root.CompilerErrors.Add(new MultipleAccessModifiersCompilerError("",
modifierNode.FindToken().Location.Line,
modifierNode.FindToken().Location.Position));
}
else
{
c.Accessibility = Accessibility.Protected;
foundProtected = true;
}
}
if (text == "private")
{
if (foundInternal || foundPublic || foundPrivate || foundProtected)
{
root.CompilerErrors.Add(new MultipleAccessModifiersCompilerError("",
modifierNode.FindToken().Location.Line,
modifierNode.FindToken().Location.Position));
}
else
{
c.Accessibility = Accessibility.Private;
foundPrivate = true;
}
}
if (text == "shared")
{
if (foundShared)
{
root.CompilerErrors.Add(new DuplicateModifiersCompilerError("",
modifierNode.FindToken().Location.Line,
modifierNode.FindToken().Location.Position));
}
else
{
c.IsShared = true;
foundShared = true;
}
}
}
}
// Build an event declaration.
public static void BuildEvent(IronyParser parser, Root root, Expression parentExpression, ParseTreeNode currentNode)
{
var e = new Event(parentExpression, currentNode.Token.Convert());
parentExpression.ChildExpressions.Add(e);
InterpretModifiers(root, e, currentNode.ChildNodes[0]);
e.DelegateName = currentNode.ChildNodes[2].ChildNodes[0].FindTokenAndGetText();
e.Name = currentNode.ChildNodes[2].ChildNodes[1].FindTokenAndGetText();
}