/// <summary>
/// Parses and returns a method.
/// </summary>
/// <param name="parent">The parent of the element.</param>
/// <param name="elementReference">A reference to the element being created.</param>
/// <param name="unsafeCode">Indicates whether the code is marked as unsafe.</param>
/// <param name="generated">Indicates whether the code is marked as generated code.</param>
/// <param name="xmlHeader">The element's documentation header.</param>
/// <param name="attributes">The attributes on the element.</param>
/// <returns>Returns the element.</returns>
private Method ParseMethod(
CsElement parent,
Reference<ICodePart> elementReference,
bool unsafeCode,
bool generated,
XmlHeader xmlHeader,
ICollection<Attribute> attributes)
{
Param.AssertNotNull(parent, "parent");
Param.AssertNotNull(elementReference, "elementReference");
Param.Ignore(unsafeCode);
Param.Ignore(generated);
Param.Ignore(xmlHeader);
Param.Ignore(attributes);
Node<CsToken> previousTokenNode = this.tokens.Last;
// Get the modifiers and access.
AccessModifierType accessModifier = AccessModifierType.Private;
// Methods within interfaces always have the access of the parent interface.
Interface parentInterface = parent as Interface;
if (parentInterface != null)
{
accessModifier = parentInterface.AccessModifier;
}
// Get the declared modifiers for the method.
Dictionary<CsTokenType, CsToken> modifiers = this.GetElementModifiers(elementReference, ref accessModifier, MethodModifiers);
unsafeCode |= modifiers.ContainsKey(CsTokenType.Unsafe);
TypeToken returnType = null;
if (!modifiers.ContainsKey(CsTokenType.Implicit) && !modifiers.ContainsKey(CsTokenType.Explicit))
{
// Get the return type.
returnType = this.GetTypeToken(elementReference, unsafeCode, true);
this.tokens.Add(returnType);
}
// Get the name of the method.
string methodName = null;
Symbol symbol = this.GetNextSymbol(elementReference);
if (symbol.SymbolType == SymbolType.Operator)
{
this.tokens.Add(this.GetToken(CsTokenType.Operator, SymbolType.Operator, elementReference));
// Advance up to the next symbol.
this.AdvanceToNextCodeSymbol(elementReference);
// The overloaded item will either be a type or a symbol.
int endIndex = -1;
CsToken operatorType = null;
if (this.HasTypeSignature(1, unsafeCode, out endIndex))
{
// The overloaded item is a type.
operatorType = this.GetTypeToken(elementReference, unsafeCode, true);
}
else
{
// The overloaded item is a symbol.
operatorType = this.ConvertOperatorOverloadSymbol(elementReference);
}
this.tokens.Add(operatorType);
methodName = "operator " + operatorType.Text;
}
else
{
CsToken name = this.GetElementNameToken(elementReference, unsafeCode);
methodName = name.Text;
this.tokens.Add(name);
}
// Get the parameter list.
IList<Parameter> parameters = this.ParseParameterList(
elementReference, unsafeCode, SymbolType.OpenParenthesis, modifiers.ContainsKey(CsTokenType.Static));
// Check whether there are any type constraint clauses.
ICollection<TypeParameterConstraintClause> typeConstraints = null;
symbol = this.GetNextSymbol(elementReference);
if (symbol.Text == "where")
{
typeConstraints = this.ParseTypeConstraintClauses(elementReference, unsafeCode);
}
// Create the declaration.
Node<CsToken> firstTokenNode = previousTokenNode == null ? this.tokens.First : previousTokenNode.Next;
CsTokenList declarationTokens = new CsTokenList(this.tokens, firstTokenNode, this.tokens.Last);
Declaration declaration = new Declaration(
declarationTokens, methodName, ElementType.Method, accessModifier, modifiers);
Method method = new Method(
this.document,
parent,
xmlHeader,
attributes,
declaration,
returnType,
parameters,
typeConstraints,
unsafeCode,
generated);
elementReference.Target = method;
// If the element is extern, abstract, or containing within an interface, it will not have a body.
if (modifiers.ContainsKey(CsTokenType.Abstract) ||
modifiers.ContainsKey(CsTokenType.Extern) ||
parent.ElementType == ElementType.Interface)
{
// Get the closing semicolon.
this.tokens.Add(this.GetToken(CsTokenType.Semicolon, SymbolType.Semicolon, elementReference));
}
else
{
// Get the method body.
this.ParseStatementContainer(method, true, unsafeCode);
}
return method;
}
private Method ParseMethod(CsElement parent, bool unsafeCode, bool generated, XmlHeader xmlHeader, ICollection<Microsoft.StyleCop.CSharp.Attribute> attributes)
{
Microsoft.StyleCop.Node<CsToken> last = this.tokens.Last;
AccessModifierType @private = AccessModifierType.Private;
Interface interface2 = parent as Interface;
if (interface2 != null)
{
@private = interface2.AccessModifier;
}
Dictionary<CsTokenType, CsToken> elementModifiers = this.GetElementModifiers(ref @private, MethodModifiers);
unsafeCode |= elementModifiers.ContainsKey(CsTokenType.Unsafe);
TypeToken item = null;
if (!elementModifiers.ContainsKey(CsTokenType.Implicit) && !elementModifiers.ContainsKey(CsTokenType.Explicit))
{
item = this.GetTypeToken(unsafeCode, true);
this.tokens.Add(item);
}
string name = null;
if (this.GetNextSymbol().SymbolType == SymbolType.Operator)
{
this.tokens.Add(this.GetToken(CsTokenType.Operator, SymbolType.Operator));
this.AdvanceToNextCodeSymbol();
int endIndex = -1;
CsToken typeToken = null;
if (this.HasTypeSignature(1, unsafeCode, out endIndex))
{
typeToken = this.GetTypeToken(unsafeCode, true);
}
else
{
typeToken = this.ConvertOperatorOverloadSymbol();
}
this.tokens.Add(typeToken);
name = "operator " + typeToken.Text;
}
else
{
CsToken elementNameToken = this.GetElementNameToken(unsafeCode);
name = elementNameToken.Text;
this.tokens.Add(elementNameToken);
}
IList<Parameter> parameters = this.ParseParameterList(unsafeCode, SymbolType.OpenParenthesis, elementModifiers.ContainsKey(CsTokenType.Static));
ICollection<TypeParameterConstraintClause> typeConstraints = null;
if (this.GetNextSymbol().Text == "where")
{
typeConstraints = this.ParseTypeConstraintClauses(unsafeCode);
}
Microsoft.StyleCop.Node<CsToken> firstItemNode = (last == null) ? this.tokens.First : last.Next;
CsTokenList tokens = new CsTokenList(this.tokens, firstItemNode, this.tokens.Last);
Declaration declaration = new Declaration(tokens, name, ElementType.Method, @private, elementModifiers);
Method element = new Method(this.document, parent, xmlHeader, attributes, declaration, item, parameters, typeConstraints, unsafeCode, generated);
if ((elementModifiers.ContainsKey(CsTokenType.Abstract) || elementModifiers.ContainsKey(CsTokenType.Extern)) || (parent.ElementType == ElementType.Interface))
{
this.tokens.Add(this.GetToken(CsTokenType.Semicolon, SymbolType.Semicolon));
return element;
}
this.ParseStatementContainer(element, true, unsafeCode);
return element;
}