public ImportStatementCompletionProvider(
ICompletionDataGenerator gen,
ImportStatement.ImportBindings imbBind)
: base(gen)
{
this.impBind = imbBind;
}
public ImportStatementCompletionProvider(
ICompletionDataGenerator gen,
ImportStatement.Import imp)
: base(gen)
{
this.imp = imp;
}
ImportStatement ImportDeclaration()
{
Expect(Import);
var importStatement = new ImportStatement { Location=t.Location };
ApplyAttributes(importStatement);
var imp = _Import();
while (laKind == Comma)
{
importStatement.Imports.Add(imp);
Step();
imp = _Import();
}
if (laKind == Colon)
{
Step();
importStatement.ImportBinding = ImportBindings(imp);
}
else
importStatement.Imports.Add(imp); // Don't forget to add the last import
if (Expect(Semicolon))
LastParsedObject = null;
CheckForPostSemicolonComment();
importStatement.EndLocation = t.EndLocation;
// Prepare for resolving external items
importStatement.CreatePseudoAliases();
return importStatement;
}
public void Visit(ImportStatement importStatement)
{
}
ImportStatement ImportDeclaration(IBlockNode scope)
{
// In DMD 2.060, the static keyword must be written exactly before the import token
bool isStatic = t!= null && t.Kind == Static;
bool isPublic = Modifier.ContainsAttribute(DeclarationAttributes, Public) ||
Modifier.ContainsAttribute(BlockAttributes,Public);
Expect(Import);
var importStatement = new ImportStatement { Attributes = GetCurrentAttributeSet_Array(), Location=t.Location, IsStatic = isStatic, IsPublic = isPublic };
DeclarationAttributes.Clear();
var imp = _Import();
while (laKind == Comma)
{
importStatement.Imports.Add(imp);
Step();
imp = _Import();
}
if (laKind == Colon)
{
Step();
importStatement.ImportBindList = ImportBindings(imp);
}
else
importStatement.Imports.Add(imp); // Don't forget to add the last import
Expect(Semicolon);
CheckForPostSemicolonComment();
importStatement.EndLocation = t.EndLocation;
// Prepare for resolving external items
importStatement.CreatePseudoAliases(scope);
return importStatement;
}
public virtual void VisitImport(ImportStatement.ImportBindings i)
{
if(i.Module != null)
i.Module.Accept (this);
if(i.SelectedSymbols != null)
foreach (var imp in i.SelectedSymbols)
if(imp != null)
imp.Accept (this);
}
public virtual void Visit(ImportStatement s)
{
if (s.Attributes != null)
foreach (var attr in s.Attributes)
if(attr != null)
attr.Accept (this);
if (s.Imports != null)
foreach (var imp in s.Imports)
if(imp != null)
imp.Accept (this);
if (s.ImportBindList != null)
s.ImportBindList.Accept (this);
VisitAbstractStmt(s);
}
public ImportSymbolAlias(ImportStatement impStmt,ImportStatement.Import imp)
{
OriginalImportStatement = impStmt;
IsModuleAlias = true;
Name = imp.ModuleAlias;
Type = imp.ModuleIdentifier;
IsAlias = true;
}
bool HandleNonAliasedImport(ImportStatement.Import imp, MemberFilter VisibleMembers)
{
if (imp == null || imp.ModuleIdentifier == null)
return false;
var thisModuleName = ctxt.ScopedBlock.NodeRoot is IAbstractSyntaxTree ? (ctxt.ScopedBlock.NodeRoot as IAbstractSyntaxTree).ModuleName : string.Empty;
var moduleName = imp.ModuleIdentifier.ToString();
List<string> seenModules = null;
if(!scannedModules.TryGetValue(thisModuleName,out seenModules))
seenModules = scannedModules[thisModuleName] = new List<string>();
else if (seenModules.Contains(moduleName))
return false;
seenModules.Add(moduleName);
if(ctxt.ParseCache!=null)
foreach (var module in ctxt.ParseCache.LookupModuleName(moduleName))
{
var scAst = ctxt.ScopedBlock.NodeRoot as IAbstractSyntaxTree;
if (module == null || (scAst!=null && module.FileName == scAst.FileName && module.FileName!=null))
continue;
if (HandleItem(module))
return true;
var ch = PrefilterSubnodes(module);
if(ch!=null)
foreach (var i in ch)
{
var dn = i as DNode;
if (dn != null)
{
// Add anonymous enums' items
if (dn is DEnum &&
string.IsNullOrEmpty(i.Name) &&
dn.IsPublic &&
!dn.ContainsAttribute(DTokens.Package) &&
CanAddMemberOfType(VisibleMembers, i))
{
if (HandleItems((i as DEnum).Children))
return true;
continue;
}
if (dn.IsPublic && !dn.ContainsAttribute(DTokens.Package) &&
CanAddMemberOfType(VisibleMembers, dn))
if (HandleItem(dn))
return true;
}
else
if (HandleItem(i))
return true;
}
if (HandleDBlockNode(module as DBlockNode, VisibleMembers, true))
return true;
}
return false;
}
public virtual void Visit(ImportStatement s)
{
VisitAbstractStmt(s);
}
bool HandleNonAliasedImport(ImportStatement.Import imp, MemberFilter VisibleMembers)
{
if (imp == null || imp.ModuleIdentifier == null)
return false;
DModule mod;
var thisModuleName = (ctxt.ScopedBlock != null && (mod=ctxt.ScopedBlock.NodeRoot as DModule)!=null) ? mod.ModuleName : string.Empty;
if(string.IsNullOrEmpty(thisModuleName))
return false;
var moduleName = imp.ModuleIdentifier.ToString();
List<string> seenModules = null;
if (!scannedModules.TryGetValue(thisModuleName, out seenModules))
seenModules = scannedModules[thisModuleName] = new List<string>();
else if (seenModules.Contains(moduleName))
return false;
seenModules.Add(moduleName);
var scAst = ctxt.ScopedBlock == null ? null : ctxt.ScopedBlock.NodeRoot as DModule;
if (ctxt.ParseCache != null)
foreach (var module in ctxt.ParseCache.LookupModuleName(moduleName)) //TODO: Only take the first module? Notify the user about ambigous module names?
{
if (module == null || (scAst != null && module.FileName == scAst.FileName && module.FileName != null))
continue;
//ctxt.PushNewScope(module);
if(ScanImportedModule(module as DModule,VisibleMembers))
{
//ctxt.Pop();
return true;
}
//ctxt.Pop();
}
return false;
}
public void VisitImport(ImportStatement.ImportBindings bindings)
{
}
public void VisitImport(ImportStatement.ImportBinding importBinding)
{
}
public void VisitImport(ImportStatement.Import import)
{
}
void ImportBind(ImportStatement imp)
{
if(imp.ExclusivelyImportedSymbols==null)
imp.ExclusivelyImportedSymbols = new Dictionary<string, string>();
if (Expect(Identifier))
{
string imbBind = t.Value;
string imbBindDef = "";
if (laKind == (Assign))
{
Step();
Expect(Identifier);
imbBindDef = t.Value;
}
imp.ExclusivelyImportedSymbols.Add(imbBind, imbBindDef);
}
}
ImportStatement.ImportBindings ImportBindings(ImportStatement.Import imp)
{
var importBindings = new ImportStatement.ImportBindings { Module=imp };
LastParsedObject = importBindings;
bool init = true;
while (laKind == Comma || init)
{
if (init)
init = false;
else
Step();
if (Expect(Identifier))
{
var symbolAlias = new IdentifierDeclaration(t.Value){ Location = t.Location, EndLocation = t.EndLocation };
if (laKind == Assign)
{
Step();
if (Expect (Identifier))
importBindings.SelectedSymbols.Add (new ImportStatement.ImportBinding (new IdentifierDeclaration (t.Value) {
Location = t.Location,
EndLocation = t.EndLocation
}, symbolAlias));
}
else
importBindings.SelectedSymbols.Add(new ImportStatement.ImportBinding(symbolAlias));
}
}
if (!IsEOF)
LastParsedObject = null;
return importBindings;
}
ImportStatement _Import()
{
var import = new ImportStatement();
LastParsedObject = import;
// ModuleAliasIdentifier
if (Lexer.CurrentPeekToken.Kind == (Assign))
{
if(Expect(Identifier))
import.ModuleAlias = t.Value;
Step();
}
import.ModuleIdentifier = ModuleFullyQualifiedName();
return import;
}
public virtual void VisitImport(ImportStatement.Import i)
{
if (i.ModuleAlias != null)
i.ModuleAlias.Accept (this);
if (i.ModuleIdentifier != null)
i.ModuleIdentifier.Accept (this);
}
public override void VisitImport(ImportStatement.Import i)
{
if (IsIncompleteDeclaration(i.ModuleIdentifier))
{
prv = new ImportStatementCompletionProvider(cdgen, i);
halt = true;
}
else
{
curImport = i;
base.VisitImport(i);
}
}
public virtual void VisitImport(ImportStatement.ImportBinding i)
{
if (i.Alias != null)
i.Alias.Accept (this);
if (i.Symbol != null)
i.Symbol.Accept (this);
}
public override void VisitImport(ImportStatement.ImportBinding i)
{
if (!halt) {
if (IsIncompleteDeclaration (i.Symbol)) {
prv = new SelectiveImportCompletionProvider (cdgen, curImport);
halt = true;
} else
base.VisitImport (i);
}
}
ImportStatement.ImportBindings ImportBindings(ImportStatement.Import imp)
{
var importBindings = new ImportStatement.ImportBindings { Module=imp };
bool init = true;
while (laKind == Comma || init)
{
if (init)
init = false;
else
Step();
var symbolAlias = Expect(Identifier) ?
new IdentifierDeclaration(t.Value){ Location = t.Location, EndLocation = t.EndLocation } :
(IsEOF ? new IdentifierDeclaration(DTokens.IncompleteIdHash) : null);
if (laKind == Assign)
{
Step();
if (Expect (Identifier))
importBindings.SelectedSymbols.Add (new ImportStatement.ImportBinding (new IdentifierDeclaration (t.Value) {
Location = t.Location,
EndLocation = t.EndLocation
}, symbolAlias));
else if(IsEOF)
importBindings.SelectedSymbols.Add (new ImportStatement.ImportBinding (new IdentifierDeclaration (DTokens.IncompleteIdHash), symbolAlias));
}
else if(symbolAlias != null)
importBindings.SelectedSymbols.Add(new ImportStatement.ImportBinding(symbolAlias));
}
return importBindings;
}
ImportStatement.ImportBindings ImportBindings(ImportStatement.Import imp)
{
var importBindings = new ImportStatement.ImportBindings { Module=imp };
LastParsedObject = importBindings;
bool init = true;
while (laKind == Comma || init)
{
if (init)
init = false;
else
Step();
if (Expect(Identifier))
{
if (laKind == Assign)
{
var symbolAlias = t.Value;
Step();
if (Expect(Identifier))
importBindings.SelectedSymbols.Add(new KeyValuePair<string, string>(symbolAlias, t.Value));
}
else
importBindings.SelectedSymbols.Add(new KeyValuePair<string, string>(t.Value, null));
}
}
if (!IsEOF)
LastParsedObject = null;
return importBindings;
}
public SelectiveImportCompletionProvider(ICompletionDataGenerator gen, ImportStatement.Import imp) : base(gen) {
import = imp;
}
protected ImportSymbolNode(ImportStatement impStmt, IBlockNode parentNode)
{
IsAlias = true;
this.ImportStatement = impStmt;
Parent = parentNode;
}