/// <summary>
/// Adds extension methods to <paramref name="res"/>.
/// </summary>
public static void AddExtensions(LanguageProperties language, Action <IMethodOrProperty> methodFound, IClass callingClass, IReturnType resolvedType, bool searchInAllNamespaces = false)
{
if (language == null)
{
throw new ArgumentNullException("language");
}
if (methodFound == null)
{
throw new ArgumentNullException("methodFound");
}
if (resolvedType == null)
{
throw new ArgumentNullException("resolvedType");
}
if (callingClass == null)
{
throw new ArgumentNullException("callingClass");
}
// convert resolvedType into direct type to speed up the IsApplicable lookups
resolvedType = resolvedType.GetDirectReturnType();
foreach (IMethodOrProperty mp in CtrlSpaceResolveHelper.FindAllExtensions(language, callingClass, searchInAllNamespaces))
{
TryAddExtension(language, methodFound, mp, resolvedType);
}
}
public static List <IList <IMember> > LookupMember(
IReturnType type, string name, IClass callingClass,
LanguageProperties language, bool isInvocation, bool?isAccessThoughReferenceOfCurrentClass)
{
if (language == null)
{
throw new ArgumentNullException("language");
}
if (isAccessThoughReferenceOfCurrentClass == null)
{
isAccessThoughReferenceOfCurrentClass = false;
IClass underlyingClass = type.GetUnderlyingClass();
if (underlyingClass != null)
{
isAccessThoughReferenceOfCurrentClass = underlyingClass.IsTypeInInheritanceTree(callingClass);
}
}
IEnumerable <IMember> members;
if (language == LanguageProperties.VBNet && language.NameComparer.Equals(name, "New"))
{
members = GetAllMembers(type).OfType <IMethod>().Where(m => m.IsConstructor).Select(m => (IMember)m);
}
else
{
members = GetAllMembers(type).Where(m => language.NameComparer.Equals(m.Name, name));
}
return(LookupMember(members, callingClass, (bool)isAccessThoughReferenceOfCurrentClass, isInvocation));
}
static void TryAddExtension(LanguageProperties language, Action <IMethodOrProperty> methodFound, IMethodOrProperty ext, IReturnType resolvedType)
{
// now add the extension method if it fits the type
if (MemberLookupHelper.IsApplicable(resolvedType, ext.Parameters[0].ReturnType, ext as IMethod))
{
IMethod method = ext as IMethod;
if (method != null && method.TypeParameters.Count > 0)
{
IReturnType[] typeArguments = new IReturnType[method.TypeParameters.Count];
MemberLookupHelper.InferTypeArgument(method.Parameters[0].ReturnType, resolvedType, typeArguments);
for (int i = 0; i < typeArguments.Length; i++)
{
if (typeArguments[i] != null)
{
ext = (IMethod)ext.CreateSpecializedMember();
ext.ReturnType = ConstructedReturnType.TranslateType(ext.ReturnType, typeArguments, true);
for (int j = 0; j < ext.Parameters.Count; ++j)
{
ext.Parameters[j].ReturnType = ConstructedReturnType.TranslateType(ext.Parameters[j].ReturnType, typeArguments, true);
}
break;
}
}
}
methodFound(ext);
}
}
/// <summary>
/// Gets the class dictionary that uses the name comparison rules of <paramref name="language"/>.
/// </summary>
protected Dictionary <string, IClass> GetClasses(LanguageProperties language)
{
for (int i = 0; i < classLists.Count; ++i)
{
if (classLists[i].Comparer == language.NameComparer)
{
return(classLists[i]);
}
}
Dictionary <string, IClass> d;
if (classLists.Count > 0)
{
Dictionary <string, IClass> oldList = classLists[0];
d = new Dictionary <string, IClass>(oldList.Count, language.NameComparer);
foreach (KeyValuePair <string, IClass> pair in oldList)
{
// don't use d.Add(), the new name language might treat two names as equal
// that were unequal in the old dictionary
d[pair.Key] = pair.Value;
}
}
else
{
d = new Dictionary <string, IClass>(language.NameComparer);
}
classLists.Add(d);
return(d);
}
/// <summary>
/// Adds the contents of all namespaces in this project to the <paramref name="list"/>.
/// </summary>
/// <param name="lookInReferences">If true, contents of referenced projects will be added as well (not recursive - just 1 level deep).</param>
public void AddAllContents(List <ICompletionEntry> list, LanguageProperties language, bool lookInReferences)
{
if (lookInReferences)
{
lock (referencedContents) {
foreach (IProjectContent content in referencedContents)
{
content.AddAllContents(list, language, false);
}
}
}
lock (namespaces) {
Dictionary <string, NamespaceStruct> dict = GetNamespaces(language);
foreach (var namespaceStruct in dict.Values)
{
AddNamespaceStructContents(list, namespaceStruct, language, lookInReferences);
}
}
}
void AddNamespaceContentsClass(List <ICompletionEntry> list, IClass c, LanguageProperties language, bool lookInReferences)
{
if (c.IsInternal && !lookInReferences)
{
// internal class and we are looking at it from another project content
return;
}
if (language.ShowInNamespaceCompletion(c))
{
list.Add(c);
}
if (language.ImportModules && c.ClassType == ClassType.Module)
{
foreach (IMember m in c.Methods)
{
if (m.IsAccessible(null, false))
{
list.Add(m);
}
}
foreach (IMember m in c.Events)
{
if (m.IsAccessible(null, false))
{
list.Add(m);
}
}
foreach (IMember m in c.Fields)
{
if (m.IsAccessible(null, false))
{
list.Add(m);
}
}
foreach (IMember m in c.Properties)
{
if (m.IsAccessible(null, false))
{
list.Add(m);
}
}
}
}
/// <summary>
/// Gets the namespace dictionary that uses the name comparison rules of <paramref name="language"/>.
/// </summary>
protected Dictionary <string, NamespaceStruct> GetNamespaces(LanguageProperties language)
{
for (int i = 0; i < namespaces.Count; ++i)
{
if (namespaces[i].Comparer == language.NameComparer)
{
return(namespaces[i]);
}
}
Dictionary <string, NamespaceStruct> d;
if (namespaces.Count > 0)
{
Dictionary <string, NamespaceStruct> oldList = namespaces[0];
d = new Dictionary <string, NamespaceStruct>(oldList.Count, language.NameComparer);
foreach (KeyValuePair <string, NamespaceStruct> pair in oldList)
{
NamespaceStruct ns;
if (d.TryGetValue(pair.Key, out ns))
{
// we got a name conflict due to the new NameComparer.
// This happens if a C# assembly contains the namespace "a" and "A",
// and now we're trying to get a dictionary for use in VB.
d[pair.Key] = ns.MergeWith(pair.Value);
}
else
{
d.Add(pair.Key, pair.Value);
}
}
}
else
{
d = new Dictionary <string, NamespaceStruct>(language.NameComparer);
}
namespaces.Add(d);
return(d);
}
/// <summary>
/// Searches the member with the specified name. Returns the first member/overload found.
/// </summary>
public IMember SearchMember(string memberName, LanguageProperties language)
{
if (memberName == null || memberName.Length == 0)
{
return(null);
}
StringComparer cmp = language.NameComparer;
foreach (IProperty p in Properties)
{
if (cmp.Equals(p.Name, memberName))
{
return(p);
}
}
foreach (IEvent e in Events)
{
if (cmp.Equals(e.Name, memberName))
{
return(e);
}
}
foreach (IField f in Fields)
{
if (cmp.Equals(f.Name, memberName))
{
return(f);
}
}
foreach (IMethod m in Methods)
{
if (cmp.Equals(m.Name, memberName))
{
return(m);
}
}
return(null);
}
protected List <ICompletionEntry> GetCompletionData(LanguageProperties language, bool showStatic)
{
if (resolvedType == null)
{
return(null);
}
List <ICompletionEntry> res = new List <ICompletionEntry>();
foreach (IMember m in MemberLookupHelper.GetAccessibleMembers(resolvedType, callingClass, language))
{
if (language.ShowMember(m, showStatic))
{
res.Add(m);
}
}
if (!showStatic && callingClass != null)
{
AddExtensions(language, res.Add, callingClass, resolvedType, this.showAllNamespacesContentsInCC);
}
return(res);
}
protected IClass GetClassInternal(string typeName, int typeParameterCount, LanguageProperties language)
{
CheckNotDisposed();
#if DEBUG
if (System.Text.RegularExpressions.Regex.IsMatch(typeName, "`[0-9]+$"))
{
Debug.Assert(false, "how did a Reflection type name get here?");
}
#endif
lock (namespaces) {
IClass c;
if (GetClasses(language).TryGetValue(typeName, out c))
{
GenericClassContainer gcc = c as GenericClassContainer;
if (gcc != null)
{
return(gcc.GetBest(typeParameterCount));
}
return(c);
}
return(null);
}
}
public bool NamespaceExists(string name, LanguageProperties language, bool lookInReferences)
{
if (name == null)
{
return(false);
}
if (lookInReferences)
{
lock (referencedContents) {
foreach (IProjectContent content in referencedContents)
{
if (content.NamespaceExists(name, language, false))
{
return(true);
}
}
}
}
lock (namespaces) {
return(GetNamespaces(language).ContainsKey(name));
}
}
public static IList <IMethodOrProperty> FindAllExtensions(LanguageProperties language, IClass callingClass, bool searchInAllNamespaces = false)
{
if (language == null)
{
throw new ArgumentNullException("language");
}
if (callingClass == null)
{
throw new ArgumentNullException("callingClass");
}
HashSet <IMethodOrProperty> res = new HashSet <IMethodOrProperty>();
bool supportsExtensionMethods = language.SupportsExtensionMethods;
bool supportsExtensionProperties = language.SupportsExtensionProperties;
if (supportsExtensionMethods || supportsExtensionProperties)
{
List <ICompletionEntry> list = new List <ICompletionEntry>();
IMethod dummyMethod = new DefaultMethod("dummy", callingClass.ProjectContent.SystemTypes.Void,
ModifierEnum.Static, DomRegion.Empty, DomRegion.Empty, callingClass);
CtrlSpaceResolveHelper.AddContentsFromCalling(list, callingClass, dummyMethod);
if (searchInAllNamespaces)
{
// search extension methods in all referenced projects, no matter the using section
CtrlSpaceResolveHelper.AddReferencedProjectsContents(list, callingClass.CompilationUnit, callingClass);
}
else
{
CtrlSpaceResolveHelper.AddImportedNamespaceContents(list, callingClass.CompilationUnit, callingClass);
}
bool searchExtensionsInClasses = language.SearchExtensionsInClasses;
foreach (object o in list)
{
IMethodOrProperty mp = o as IMethodOrProperty;
if (mp != null && mp.IsExtensionMethod &&
(supportsExtensionMethods && o is IMethod || supportsExtensionProperties && o is IProperty))
{
res.Add(mp);
}
else if (searchExtensionsInClasses && o is IClass)
{
IClass c = o as IClass;
if (c.HasExtensionMethods)
{
if (supportsExtensionProperties)
{
foreach (IProperty p in c.Properties)
{
if (p.IsExtensionMethod)
{
res.Add(p);
}
}
}
if (supportsExtensionMethods)
{
foreach (IMethod m in c.Methods)
{
if (m.IsExtensionMethod)
{
res.Add(m);
}
}
}
}
}
}
}
return(res.ToList());
} // FindAllExtensions
public IClass GetClass(string typeName, int typeParameterCount, LanguageProperties language, GetClassOptions options)
{
IClass c = GetClassInternal(typeName, typeParameterCount, language);
if (c != null && c.TypeParameters.Count == typeParameterCount)
{
return(c);
}
// Search in references:
if ((options & GetClassOptions.LookInReferences) != 0)
{
lock (referencedContents) {
foreach (IProjectContent content in referencedContents)
{
// Look for the class in the referenced content.
// Don't do a inner-class search in the recursive call - one search
// done by this GetClass call is sufficient.
IClass contentClass = content.GetClass(
typeName, typeParameterCount, language,
options & ~(GetClassOptions.LookInReferences | GetClassOptions.LookForInnerClass));
if (contentClass != null)
{
if (contentClass.TypeParameters.Count == typeParameterCount &&
IsAccessibleClass(contentClass))
{
return(contentClass);
}
else
{
c = contentClass;
}
}
}
}
}
if ((options & GetClassOptions.LookForInnerClass) != 0)
{
// not found -> maybe nested type -> trying to find class that contains this one.
int lastIndex = typeName.LastIndexOf('.');
if (lastIndex > 0)
{
string outerName = typeName.Substring(0, lastIndex);
IClass upperClass = GetClass(outerName, typeParameterCount, language, options);
if (upperClass != null)
{
foreach (IClass upperBaseClass in upperClass.ClassInheritanceTree)
{
IList <IClass> innerClasses = upperBaseClass.InnerClasses;
if (innerClasses != null)
{
string innerName = typeName.Substring(lastIndex + 1);
foreach (IClass innerClass in innerClasses)
{
if (language.NameComparer.Equals(innerClass.Name, innerName))
{
if (innerClass.TypeParameters.Count == typeParameterCount)
{
return(innerClass);
}
else
{
// store match
c = innerClass;
}
}
}
}
}
}
}
}
if ((options & GetClassOptions.ExactMatch) == GetClassOptions.ExactMatch)
{
return(null);
}
else
{
// no matching class found - we'll return a class with different type paramter count
return(c);
}
}
/// <summary>
/// Adds the contents of the specified <paramref name="nameSpace"/> to the <paramref name="list"/>.
/// </summary>
/// <param name="lookInReferences">If true, contents of referenced projects will be added as well (not recursive - just 1 level deep).</param>
public void AddNamespaceContents(List <ICompletionEntry> list, string nameSpace, LanguageProperties language, bool lookInReferences)
{
if (nameSpace == null)
{
return;
}
if (lookInReferences)
{
lock (referencedContents) {
foreach (IProjectContent content in referencedContents)
{
content.AddNamespaceContents(list, nameSpace, language, false);
}
}
}
lock (namespaces) {
Dictionary <string, NamespaceStruct> dict = GetNamespaces(language);
if (dict.ContainsKey(nameSpace))
{
NamespaceStruct ns = dict[nameSpace];
AddNamespaceStructContents(list, ns, language, lookInReferences);
}
}
}
/// <summary>
/// Gets all accessible members, including indexers and constructors.
/// </summary>
public static List <IMember> GetAccessibleMembers(IReturnType rt, IClass callingClass, LanguageProperties language, bool isAccessThoughReferenceOfCurrentClass)
{
if (language == null)
{
throw new ArgumentNullException("language");
}
List <IMember> result = new List <IMember>();
foreach (var g in GetAllMembers(rt).GroupBy(m => m.Name, language.NameComparer).OrderBy(g2 => g2.Key))
{
foreach (var group in LookupMember(g, callingClass, isAccessThoughReferenceOfCurrentClass, false))
{
result.AddRange(group);
}
}
return(result);
}
/// <summary>
/// Gets all accessible members, including indexers and constructors.
/// </summary>
public static List <IMember> GetAccessibleMembers(IReturnType rt, IClass callingClass, LanguageProperties language)
{
bool isAccessThoughReferenceOfCurrentClass = false;
IClass underlyingClass = rt.GetUnderlyingClass();
if (underlyingClass != null)
{
isAccessThoughReferenceOfCurrentClass = underlyingClass.IsTypeInInheritanceTree(callingClass);
}
return(GetAccessibleMembers(rt, callingClass, language, isAccessThoughReferenceOfCurrentClass));
}
void AddNamespaceStructContents(List <ICompletionEntry> list, NamespaceStruct ns, LanguageProperties language, bool lookInReferences)
{
int newCapacity = list.Count + ns.Classes.Count + ns.SubNamespaces.Count;
if (list.Capacity < newCapacity)
{
list.Capacity = Math.Max(list.Count * 2, newCapacity);
}
foreach (IClass c in ns.Classes)
{
if (c is GenericClassContainer)
{
foreach (IClass realClass in ((GenericClassContainer)c).RealClasses)
{
AddNamespaceContentsClass(list, realClass, language, lookInReferences);
}
}
else
{
AddNamespaceContentsClass(list, c, language, lookInReferences);
}
}
foreach (string subns in ns.SubNamespaces)
{
NamespaceEntry subnsEntry = new NamespaceEntry(subns);
if (!list.Contains(subnsEntry)) // PERF
{
list.Add(subnsEntry);
}
}
}
