private static bool IsMultidimensionalInitializer(ImmutableArray<BoundExpression> inits)
{
Debug.Assert(inits.All((init) => init.Kind != BoundKind.ArrayInitialization) ||
inits.All((init) => init.Kind == BoundKind.ArrayInitialization),
"all or none should be nested");
return inits.Length != 0 && inits[0].Kind == BoundKind.ArrayInitialization;
}
/// <summary>
/// If we should cover the assembly.
/// </summary>
/// <param name="assemblyName">The name of the assembly.</param>
/// <returns>If we should include the assembly in the coverage or not.</returns>
public bool ShouldCoverAssembly(string assemblyName)
{
if (_coverageFilters.IsDefaultOrEmpty)
{
return(false);
}
return(_coverageFilters.All(x => x.ShouldCoverAssembly(assemblyName)));
}
public TaggedRuleCollection(IEnumerable <TaggedRule> rules)
{
if (rules == null)
{
throw new ArgumentNullException(nameof(rules));
}
_rules = ImmutableArray <TaggedRule> .Empty.AddRange(rules);
DoAllHaveNames = _rules.All(r => r.HasTag);
DoAllNotHaveNames = _rules.All(r => !r.HasTag);
}
public InvalidOperation(ImmutableArray <IOperation> children, SemanticModel semanticModel, SyntaxNode syntax, ITypeSymbol type, Optional <object> constantValue, bool isImplicit) :
base(semanticModel, syntax, type, constantValue, isImplicit)
{
// we don't allow null children.
Debug.Assert(children.All(o => o != null));
Children = SetParentOperation(children, this);
}
public FileSystemCompletionHelper(
CompletionListProvider completionProvider,
TextSpan textChangeSpan,
ICurrentWorkingDirectoryDiscoveryService fileSystemDiscoveryService,
Glyph folderGlyph,
Glyph fileGlyph,
ImmutableArray<string> searchPaths,
IEnumerable<string> allowableExtensions,
Func<string, bool> exclude = null,
CompletionItemRules itemRules = null)
{
Debug.Assert(searchPaths.All(path => PathUtilities.IsAbsolute(path)));
_completionProvider = completionProvider;
_textChangeSpan = textChangeSpan;
_searchPaths = searchPaths;
_allowableExtensions = allowableExtensions.Select(e => e.ToLowerInvariant()).ToSet();
_fileSystemDiscoveryService = fileSystemDiscoveryService;
_folderGlyph = folderGlyph;
_fileGlyph = fileGlyph;
_exclude = exclude;
_itemRules = itemRules;
_lazyGetDrives = new Lazy<string[]>(() =>
IOUtilities.PerformIO(Directory.GetLogicalDrives, SpecializedCollections.EmptyArray<string>()));
}
internal State(
ImmutableArray <SyntaxTree> syntaxTrees,
ImmutableDictionary <SyntaxTree, int> syntaxTreeOrdinalMap,
ImmutableDictionary <SyntaxTree, ImmutableArray <LoadDirective> > loadDirectiveMap,
ImmutableDictionary <string, SyntaxTree> loadedSyntaxTreeMap,
ImmutableDictionary <
SyntaxTree,
Lazy <RootSingleNamespaceDeclaration>
> rootNamespaces,
DeclarationTable declarationTable
)
{
Debug.Assert(
syntaxTrees.All(tree => syntaxTrees[syntaxTreeOrdinalMap[tree]] == tree)
);
Debug.Assert(
syntaxTrees.SetEquals(
rootNamespaces.Keys.AsImmutable(),
EqualityComparer <SyntaxTree> .Default
)
);
this.SyntaxTrees = syntaxTrees;
this.OrdinalMap = syntaxTreeOrdinalMap;
this.LoadDirectiveMap = loadDirectiveMap;
this.LoadedSyntaxTreeMap = loadedSyntaxTreeMap;
this.RootNamespaces = rootNamespaces;
this.DeclarationTable = declarationTable;
}
private async Task <bool> TryInitializeAsync(
AddConstructorParametersFromMembersCodeRefactoringProvider service,
ImmutableArray <ISymbol> selectedMembers,
Document document,
CancellationToken cancellationToken)
{
ContainingType = selectedMembers[0].ContainingType;
var rules = await document.GetNamingRulesAsync(FallbackNamingRules.RefactoringMatchLookupRules, cancellationToken).ConfigureAwait(false);
var parametersForSelectedMembers = service.DetermineParameters(selectedMembers, rules);
if (!selectedMembers.All(IsWritableInstanceFieldOrProperty) ||
ContainingType == null ||
ContainingType.TypeKind == TypeKind.Interface ||
parametersForSelectedMembers.IsEmpty)
{
return(false);
}
ConstructorCandidates = await GetConstructorCandidatesInfoAsync(
ContainingType, service, selectedMembers, document, parametersForSelectedMembers, cancellationToken).ConfigureAwait(false);
return(!ConstructorCandidates.IsEmpty);
}
private static TCompilation GetCompilationWithAnalyzerDiagnostics <TCompilation>(
this TCompilation c,
DiagnosticAnalyzer[] analyzers,
AnalyzerOptions options,
Action <Exception, DiagnosticAnalyzer, Diagnostic> onAnalyzerException,
bool reportSuppressedDiagnostics,
bool includeCompilerDiagnostics,
out ImmutableArray <Diagnostic> diagnostics)
where TCompilation : Compilation
{
var analyzersArray = analyzers.ToImmutableArray();
if (reportSuppressedDiagnostics != c.Options.ReportSuppressedDiagnostics)
{
c = (TCompilation)c.WithOptions(c.Options.WithReportSuppressedDiagnostics(reportSuppressedDiagnostics));
}
var analyzerManager = new AnalyzerManager(analyzersArray);
var driver = AnalyzerDriver.CreateAndAttachToCompilation(c, analyzersArray, options, analyzerManager, onAnalyzerException, null, false, out var newCompilation, CancellationToken.None);
var compilerDiagnostics = newCompilation.GetDiagnostics();
var analyzerDiagnostics = driver.GetDiagnosticsAsync(newCompilation).Result;
var allDiagnostics = includeCompilerDiagnostics ?
compilerDiagnostics.AddRange(analyzerDiagnostics) :
analyzerDiagnostics;
diagnostics = driver.ApplyProgrammaticSuppressions(allDiagnostics, newCompilation);
if (!reportSuppressedDiagnostics)
{
Assert.True(diagnostics.All(d => !d.IsSuppressed));
}
return((TCompilation)newCompilation); // note this is a new compilation
}
private async Task <bool> TryInitializeAsync(
Document document,
TextSpan textSpan,
INamedTypeSymbol containingType,
ImmutableArray <ISymbol> selectedMembers,
CancellationToken cancellationToken)
{
if (!selectedMembers.All(IsWritableInstanceFieldOrProperty))
{
return(false);
}
SelectedMembers = selectedMembers;
ContainingType = containingType;
TextSpan = textSpan;
if (ContainingType == null || ContainingType.TypeKind == TypeKind.Interface)
{
return(false);
}
var rules = await document.GetNamingRulesAsync(cancellationToken).ConfigureAwait(false);
Parameters = DetermineParameters(selectedMembers, rules);
MatchingConstructor = GetMatchingConstructorBasedOnParameterTypes(ContainingType, Parameters);
// We are going to create a new contructor and pass part of the parameters into DelegatedConstructor,
// so parameters should be compared based on types since we don't want get a type mismatch error after the new constructor is genreated.
DelegatedConstructor = GetDelegatedConstructorBasedOnParameterTypes(ContainingType, Parameters);
return(true);
}
internal WithTypeArgumentsBinder(ImmutableArray<TypeSymbol> typeArguments, Binder next)
: base(next)
{
Debug.Assert(!typeArguments.IsDefaultOrEmpty);
Debug.Assert(typeArguments.All(ta => ta.Kind == SymbolKind.TypeParameter));
_typeArguments = typeArguments;
}
private NodeStateTable(ImmutableArray <TableEntry> states, bool isCompacted)
{
Debug.Assert(!isCompacted || states.All(s => s.IsCached));
_states = states;
IsCached = isCompacted;
}
private async Task <bool> TryInitializeAsync(
AbstractGenerateConstructorFromMembersCodeRefactoringProvider service,
Document document,
TextSpan textSpan,
INamedTypeSymbol containingType,
Accessibility?desiredAccessibility,
ImmutableArray <ISymbol> selectedMembers,
CancellationToken cancellationToken)
{
if (!selectedMembers.All(IsWritableInstanceFieldOrProperty))
{
return(false);
}
SelectedMembers = selectedMembers;
ContainingType = containingType;
Accessibility = desiredAccessibility ?? (ContainingType.IsAbstractClass() ? Accessibility.Protected : Accessibility.Public);
TextSpan = textSpan;
if (ContainingType == null || ContainingType.TypeKind == TypeKind.Interface)
{
return(false);
}
IsContainedInUnsafeType = service.ContainingTypesOrSelfHasUnsafeKeyword(containingType);
var rules = await document.GetNamingRulesAsync(cancellationToken).ConfigureAwait(false);
Parameters = DetermineParameters(selectedMembers, rules);
MatchingConstructor = GetMatchingConstructorBasedOnParameterTypes(ContainingType, Parameters);
// We are going to create a new contructor and pass part of the parameters into DelegatedConstructor,
// so parameters should be compared based on types since we don't want get a type mismatch error after the new constructor is genreated.
DelegatedConstructor = GetDelegatedConstructorBasedOnParameterTypes(ContainingType, Parameters);
return(true);
}
/// <inheritdoc/>
public async Task <Solution> SyncNamespacesAsync(
ImmutableArray <Project> projects,
CodeActionOptionsProvider options,
CancellationToken cancellationToken)
{
// all projects must be of the same language
Debug.Assert(projects.All(project => project.Language == projects[0].Language));
var solution = projects[0].Solution;
var diagnosticAnalyzers = ImmutableArray.Create <DiagnosticAnalyzer>(DiagnosticAnalyzer);
var diagnosticsByProject = await GetDiagnosticsByProjectAsync(projects, diagnosticAnalyzers, cancellationToken).ConfigureAwait(false);
// If no diagnostics are reported, then there is nothing to fix.
if (diagnosticsByProject.Values.All(diagnostics => diagnostics.IsEmpty))
{
return(solution);
}
var fixAllContext = await GetFixAllContextAsync(solution, CodeFixProvider, diagnosticsByProject, options, cancellationToken).ConfigureAwait(false);
var fixAllProvider = CodeFixProvider.GetFixAllProvider();
RoslynDebug.AssertNotNull(fixAllProvider);
return(await ApplyCodeFixAsync(fixAllProvider, fixAllContext, cancellationToken).ConfigureAwait(false));
}
internal NamedTypeSymbol Construct(ImmutableArray <TypeSymbol> arguments, bool unbound)
{
if (!ReferenceEquals(this, ConstructedFrom) || this.Arity == 0)
{
throw new InvalidOperationException();
}
if (arguments.IsDefault)
{
throw new ArgumentNullException("typeArguments");
}
if (arguments.Any(NamedTypeSymbol.TypeSymbolIsNullFunction))
{
throw new ArgumentException(CSharpResources.TypeArgumentCannotBeNull, "typeArguments");
}
if (arguments.Length != this.Arity)
{
throw new ArgumentException(CSharpResources.WrongNumberOfTypeArguments, "typeArguments");
}
Debug.Assert(!unbound || arguments.All(NamedTypeSymbol.TypeSymbolIsErrorType));
if (ConstructedNamedTypeSymbol.TypeParametersMatchTypeArguments(this.TypeParameters, arguments))
{
return(this);
}
return(this.ConstructCore(arguments, unbound));
}
private bool TryInitialize(
GenerateConstructorFromMembersCodeRefactoringProvider service,
Document document,
TextSpan textSpan,
INamedTypeSymbol containingType,
ImmutableArray <ISymbol> selectedMembers,
CancellationToken cancellationToken)
{
if (!selectedMembers.All(IsWritableInstanceFieldOrProperty))
{
return(false);
}
this.SelectedMembers = selectedMembers;
this.ContainingType = containingType;
this.TextSpan = textSpan;
if (this.ContainingType == null || this.ContainingType.TypeKind == TypeKind.Interface)
{
return(false);
}
this.Parameters = service.DetermineParameters(selectedMembers);
this.MatchingConstructor = service.GetMatchingConstructor(this.ContainingType, this.Parameters);
this.DelegatedConstructor = service.GetDelegatedConstructor(this.ContainingType, this.Parameters);
return(true);
}
public MethodOrInterfaceMethod(IMethod method, ImmutableArray <IType> typeArguments) : this()
{
_method = method;
_typeArguments = typeArguments.All(x => x is ITypeParameter)
? typeArguments.Cast <ITypeParameter>().ToImmutableArray()
: ImmutableArray <ITypeParameter> .Empty;
}
private ImmutableArray <Symbol> BindIndexerMemberCref(IndexerMemberCrefSyntax syntax, NamespaceOrTypeSymbol containerOpt, out Symbol ambiguityWinner, DiagnosticBag diagnostics)
{
const int arity = 0;
ImmutableArray <Symbol> sortedSymbols = ComputeSortedCrefMembers(syntax, containerOpt, WellKnownMemberNames.Indexer, arity, syntax.Parameters != null, diagnostics);
if (sortedSymbols.IsEmpty)
{
ambiguityWinner = null;
return(ImmutableArray <Symbol> .Empty);
}
// Since only indexers are named WellKnownMemberNames.Indexer.
Debug.Assert(sortedSymbols.All(SymbolExtensions.IsIndexer));
// NOTE: guaranteed to be a property, because only indexers are considered.
return(ProcessCrefMemberLookupResults(
sortedSymbols,
arity,
syntax,
typeArgumentListSyntax: null,
parameterListSyntax: syntax.Parameters,
ambiguityWinner: out ambiguityWinner,
diagnostics: diagnostics));
}
public FileSystemCompletionHelper(
CompletionProvider completionProvider,
TextSpan textChangeSpan,
ICurrentWorkingDirectoryDiscoveryService fileSystemDiscoveryService,
Glyph folderGlyph,
Glyph fileGlyph,
ImmutableArray <string> searchPaths,
IEnumerable <string> allowableExtensions,
Func <string, bool> exclude = null,
CompletionItemRules itemRules = null)
{
Debug.Assert(searchPaths.All(path => PathUtilities.IsAbsolute(path)));
_completionProvider = completionProvider;
_textChangeSpan = textChangeSpan;
_searchPaths = searchPaths;
_allowableExtensions = allowableExtensions.Select(e => e.ToLowerInvariant()).ToSet();
_fileSystemDiscoveryService = fileSystemDiscoveryService;
_folderGlyph = folderGlyph;
_fileGlyph = fileGlyph;
_exclude = exclude;
_itemRules = itemRules;
_lazyGetDrives = new Lazy <string[]>(() =>
IOUtilities.PerformIO(Directory.GetLogicalDrives, SpecializedCollections.EmptyArray <string>()));
}
/// <summary> Concatenates the specified <paramref name="expressions" /> as strings. The expressions don't have to be of type string. </summary>
public static Expression String_Concat(ImmutableArray <Expression> expressions)
{
expressions = Concat_MergeFollowingConstants(expressions);
var allString = expressions.All(e => e.Type() == TypeSignature.String);
if (expressions.Length == 0)
{
return(Expression.Constant(""));
}
if (expressions.Length == 1 && expressions[0] is Expression.ConstantCase ce)
{
// string concat replaces nulls with empty strings, which is a big difference from object.ToString
return(Expression.Constant("" + ce.Item.Value));
}
if (expressions.Length == 1)
{
expressions = expressions.Add(Expression.Constant(""));
}
if (allString)
{
return(String_Concat_Strings(expressions));
}
else
{
return(String_Concat_Objects(
expressions.EagerSelect(FluentExpression.Box)
));
}
}
/// <summary>
/// Returns true if all type parameter references within the given
/// types belong to containingSymbol or its containing types.
/// </summary>
public static bool IsContainingSymbolOfAllTypeParameters(
this Symbol containingSymbol,
ImmutableArray <TypeSymbol> types
)
{
return(types.All(containingSymbol.IsContainingSymbolOfAllTypeParameters));
}
private bool TryInitialize(
GenerateConstructorFromMembersCodeRefactoringProvider service,
Document document,
TextSpan textSpan,
INamedTypeSymbol containingType,
ImmutableArray <ISymbol> selectedMembers,
CancellationToken cancellationToken)
{
if (!selectedMembers.All(IsWritableInstanceFieldOrProperty))
{
return(false);
}
this.SelectedMembers = selectedMembers;
this.ContainingType = containingType;
this.TextSpan = textSpan;
if (this.ContainingType == null || this.ContainingType.TypeKind == TypeKind.Interface)
{
return(false);
}
this.Parameters = service.DetermineParameters(selectedMembers);
this.MatchingConstructor = GetMatchingConstructorBasedOnParameterTypes(this.ContainingType, this.Parameters);
// We are going to create a new contructor and pass part of the parameters into DelegatedConstructor,
// so parameters should be compared based on types since we don't want get a type mismatch error after the new constructor is genreated.
this.DelegatedConstructor = GetDelegatedConstructorBasedOnParameterTypes(this.ContainingType, this.Parameters);
return(true);
}
internal WithTypeArgumentsBinder(ImmutableArray <TypeSymbol> typeArguments, Binder next)
: base(next)
{
Debug.Assert(!typeArguments.IsDefaultOrEmpty);
Debug.Assert(typeArguments.All(ta => ta.Kind == SymbolKind.TypeParameter));
_typeArguments = typeArguments;
}
private bool IsNonLocalizableMessageType(ITypeSymbol messageType)
{
Cancellation.ThrowIfCancellationRequested();
ImmutableArray <AttributeData> attributes = messageType.GetAttributes();
return(attributes.All(a => !a.AttributeClass.Equals(Localization.PXLocalizableAttribute)));
}
/// <summary>
/// Initializes a new instance of the <see cref="RelativePathResolver"/> class.
/// </summary>
/// <param name="searchPaths">An ordered set of fully qualified
/// paths which are searched when resolving assembly names.</param>
/// <param name="baseDirectory">Directory used when resolving relative paths.</param>
public RelativePathResolver(ImmutableArray <string> searchPaths, string baseDirectory)
{
Debug.Assert(searchPaths.All(PathUtilities.IsAbsolute));
Debug.Assert(baseDirectory == null || PathUtilities.GetPathKind(baseDirectory) == PathKind.Absolute);
SearchPaths = searchPaths;
BaseDirectory = baseDirectory;
}
public bool CacheNames(ImmutableArray <MetadataReferenceInfo> references)
{
if (references.All(r => _cache.ContainsKey(r.Mvid)))
{
// All references have already been cached, no reason to look in the file system
return(true);
}
foreach (var directory in _indexDirectories)
{
foreach (var file in directory.GetFiles("*.*", SearchOption.AllDirectories))
{
// A single file name can have multiple MVID, so compare by name first then
// open the files to check the MVID
foreach (var reference in references)
{
if (reference.FileInfo.Name != file.Name)
{
continue;
}
if (GetMvidForFile(file) is not {
} mvid)
{
_logger.LogWarning($@"Could not read MVID from ""{file.FullName}""");
continue;
}
if (_cache.ContainsKey(mvid))
{
continue;
}
if (mvid != reference.Mvid)
{
continue;
}
_logger.LogTrace($"Caching [{mvid}, {file.FullName}]");
_cache[mvid] = file.FullName;
}
}
}
var uncached = references.Where(m => !_cache.ContainsKey(m.Mvid)).ToArray();
if (uncached.Any())
{
using var _ = _logger.BeginScope($"Missing {uncached.Length} metadata references:");
foreach (var missingReference in uncached)
{
_logger.LogError($@"{missingReference.Name} - {missingReference.Mvid}");
}
return(false);
}
return(true);
}
static void AddDiagnosticsToResult(
ImmutableArray <Diagnostic> diagnostics,
ref DiagnosticAnalysisResultBuilder result,
Compilation compilation,
SyntaxTree?tree,
DocumentId?additionalDocumentId,
TextSpan?span,
AnalysisKind kind,
ImmutableArray <string> diagnosticIdsToFilter,
bool includeSuppressedDiagnostics)
{
if (diagnostics.IsEmpty)
{
return;
}
diagnostics = diagnostics.Filter(diagnosticIdsToFilter, includeSuppressedDiagnostics, span);
Debug.Assert(diagnostics.Length == CompilationWithAnalyzers.GetEffectiveDiagnostics(diagnostics, compilation).Count());
switch (kind)
{
case AnalysisKind.Syntax:
if (tree != null)
{
Debug.Assert(diagnostics.All(d => d.Location.SourceTree == tree));
result.AddSyntaxDiagnostics(tree !, diagnostics);
}
else
{
RoslynDebug.Assert(additionalDocumentId != null);
result.AddExternalSyntaxDiagnostics(additionalDocumentId, diagnostics);
}
break;
case AnalysisKind.Semantic:
Debug.Assert(diagnostics.All(d => d.Location.SourceTree == tree));
result.AddSemanticDiagnostics(tree !, diagnostics);
break;
default:
result.AddCompilationDiagnostics(diagnostics);
break;
}
}
public ReplaceZeroFix(ImmutableArray <int> replacements, bool nested)
{
Debug.Assert(
replacements.All(replacement => replacement >= 0),
$"Assertion failed: {nameof(replacements)}.All(replacement => replacement >= 0)"
);
_replacements = replacements;
_nested = nested;
}
private static void AnalyzeSymbol(SymbolAnalysisContext context, ImmutableArray <KeyValuePair <INamedTypeSymbol, INamedTypeSymbol> > interfacePairs)
{
Debug.Assert(interfacePairs.All(kvp => kvp.Key.TypeKind == TypeKind.Interface && kvp.Value.TypeKind == TypeKind.Interface));
var namedTypeSymbol = (INamedTypeSymbol)context.Symbol;
// FxCop compat: only fire on externally visible types by default.
if (!context.Options.MatchesConfiguredVisibility(Rule, namedTypeSymbol, context.Compilation, context.CancellationToken))
{
return;
}
using var allInterfaces = PooledHashSet <INamedTypeSymbol> .GetInstance();
foreach (var @interface in namedTypeSymbol.AllInterfaces.Select(i => i.OriginalDefinition))
{
allInterfaces.Add(@interface);
}
// First we need to try to match all types from the user definition...
var userMap = context.Options.GetAdditionalRequiredGenericInterfaces(Rule, context.Symbol, context.Compilation, context.CancellationToken);
if (!userMap.IsEmpty)
{
foreach (var @interface in allInterfaces)
{
if ([email protected] &&
userMap.TryGetValue(@interface, out var genericInterface) &&
genericInterface?.IsGenericType == true)
{
ReportDiagnostic(@interface, genericInterface);
return;
}
}
}
// ...Then we can proceed with the hardcoded ones keeping the declaration order
for (int i = 0; i < interfacePairs.Length; i++)
{
var kvp = interfacePairs[i];
if (allInterfaces.Contains(kvp.Key) && !allInterfaces.Contains(kvp.Value))
{
ReportDiagnostic(kvp.Key, kvp.Value);
return;
}
}
return;
void ReportDiagnostic(INamedTypeSymbol @interface, INamedTypeSymbol genericInterface)
{
context.ReportDiagnostic(namedTypeSymbol.CreateDiagnostic(Rule, namedTypeSymbol.Name,
@interface.ToDisplayString(SymbolDisplayFormat.MinimallyQualifiedFormat),
genericInterface.ToDisplayString(SymbolDisplayFormat.MinimallyQualifiedFormat)));
}
}
public InvalidOperation(ImmutableArray <IOperation> children, SemanticModel?semanticModel, SyntaxNode syntax, ITypeSymbol?type, ConstantValue?constantValue, bool isImplicit) :
base(semanticModel, syntax, isImplicit)
{
// we don't allow null children.
Debug.Assert(children.All(o => o != null));
Children = SetParentOperation(children, this);
Type = type;
OperationConstantValue = constantValue;
}
private static void AssertItemsEqual(ImmutableArray <CompletionItem> actual, params string[] expected)
{
AssertEx.Equal(
expected,
actual.Select(c => $"'{c.DisplayText}', {string.Join(", ", c.Tags)}, '{c.Properties["Description"]}'"),
itemInspector: c => $"@\"{c}\"");
Assert.True(actual.All(i => i.Rules == TestFileSystemCompletionHelper.CompletionRules));
}
public LoadDirective(string resolvedPath, ImmutableArray <Diagnostic> diagnostics)
{
Debug.Assert((resolvedPath != null) || !diagnostics.IsEmpty);
Debug.Assert(!diagnostics.IsDefault);
Debug.Assert(diagnostics.IsEmpty || diagnostics.All(d => d.Severity == DiagnosticSeverity.Error));
ResolvedPath = resolvedPath;
Diagnostics = diagnostics;
}
private static (bool gameEnded, Option <string> winner) CheckEndGame(ImmutableArray <Cell> cells)
{
// Check rows
var rowsGroups = cells.GroupBy(c => c.Row);
foreach (var rowsGroup in rowsGroups)
{
if (HasPlayerWon(rowsGroup))
{
return(true, "You");
}
if (HasBotWon(rowsGroup))
{
return(true, "Bot");
}
}
// Check columns
var columnsGroups = cells.GroupBy(c => c.Column);
foreach (var columnsGroup in columnsGroups)
{
if (HasPlayerWon(columnsGroup))
{
return(true, "You");
}
if (HasBotWon(columnsGroup))
{
return(true, "Bot");
}
}
// Check diagonals
var diagonalOne = cells.Where(c => c.Row == c.Column);
if (HasPlayerWon(diagonalOne))
{
return(true, "You");
}
if (HasBotWon(diagonalOne))
{
return(true, "Bot");
}
var diagonalTwo = cells.Where(c => (2 - c.Row) == c.Column);
if (HasPlayerWon(diagonalTwo))
{
return(true, "You");
}
if (HasBotWon(diagonalTwo))
{
return(true, "Bot");
}
return(cells.All(c => c.Mine.HasValue), Option <string> .None());
}
internal DeclarationInfo(SyntaxNode declaredNode, ImmutableArray<SyntaxNode> executableCodeBlocks, ISymbol declaredSymbol)
{
Debug.Assert(declaredNode != null);
Debug.Assert(!executableCodeBlocks.IsDefault);
Debug.Assert(executableCodeBlocks.All(n => n.Ancestors().Contains(declaredNode)));
this.declaredNode = declaredNode;
this.executableCodeBlocks = executableCodeBlocks;
this.declaredSymbol = declaredSymbol;
}
public CompositeText(ImmutableArray<SourceText> texts)
{
Debug.Assert(!texts.IsDefaultOrEmpty);
Debug.Assert(texts.All(t => texts.First().Encoding == t.Encoding));
this.texts = texts;
int len = 0;
foreach (var text in texts)
{
len += text.Length;
}
this.length = len;
}
internal static void ValidateSearchPaths(ImmutableArray<string> paths, string argName)
{
if (paths.IsDefault)
{
throw ExceptionUtilities.Unreachable;
////throw new ArgumentNullException(argName);
}
if (!paths.All(PathUtilities.IsAbsolute))
{
throw ExceptionUtilities.Unreachable;
////throw new ArgumentException(CodeAnalysisResources.AbsolutePathExpected, argName);
}
}
public CompositeText(ImmutableArray<SourceText> texts)
: base(checksumAlgorithm: texts[0].ChecksumAlgorithm)
{
Debug.Assert(!texts.IsDefaultOrEmpty);
Debug.Assert(texts.All(t => texts.First().Encoding == t.Encoding && texts.First().ChecksumAlgorithm == t.ChecksumAlgorithm));
_texts = texts;
int len = 0;
foreach (var text in texts)
{
len += text.Length;
}
_length = len;
}
internal State(
ImmutableArray<SyntaxTree> syntaxTrees,
ImmutableDictionary<SyntaxTree, int> syntaxTreeOrdinalMap,
ImmutableDictionary<SyntaxTree, ImmutableArray<LoadDirective>> loadDirectiveMap,
ImmutableDictionary<string, SyntaxTree> loadedSyntaxTreeMap,
ImmutableDictionary<SyntaxTree, Lazy<RootSingleNamespaceDeclaration>> rootNamespaces,
DeclarationTable declarationTable)
{
Debug.Assert(syntaxTrees.All(tree => syntaxTrees[syntaxTreeOrdinalMap[tree]] == tree));
Debug.Assert(syntaxTrees.SetEquals(rootNamespaces.Keys.AsImmutable(), EqualityComparer<SyntaxTree>.Default));
this.SyntaxTrees = syntaxTrees;
this.OrdinalMap = syntaxTreeOrdinalMap;
this.LoadDirectiveMap = loadDirectiveMap;
this.LoadedSyntaxTreeMap = loadedSyntaxTreeMap;
this.RootNamespaces = rootNamespaces;
this.DeclarationTable = declarationTable;
}
internal static ImmutableArray<ParameterSymbol> CopyParameterCustomModifiers(ImmutableArray<ParameterSymbol> sourceParameters, ImmutableArray<ParameterSymbol> destinationParameters, bool alsoCopyParamsModifier)
{
Debug.Assert(!destinationParameters.IsDefault);
Debug.Assert(destinationParameters.All(p => p is SourceParameterSymbolBase));
Debug.Assert(sourceParameters.Length == destinationParameters.Length);
// Nearly all of the time, there will be no custom modifiers to copy, so don't
// allocate the builder until we know that we need it.
ArrayBuilder<ParameterSymbol> builder = null;
int numParams = destinationParameters.Length;
for (int i = 0; i < numParams; i++)
{
SourceParameterSymbolBase destinationParameter = (SourceParameterSymbolBase)destinationParameters[i];
ParameterSymbol sourceParameter = sourceParameters[i];
if (sourceParameter.CustomModifiers.Any() || sourceParameter.Type.HasCustomModifiers() ||
destinationParameter.CustomModifiers.Any() || destinationParameter.Type.HasCustomModifiers() || // Could happen if the associated property has custom modifiers.
(alsoCopyParamsModifier && (sourceParameter.IsParams != destinationParameter.IsParams)))
{
if (builder == null)
{
builder = ArrayBuilder<ParameterSymbol>.GetInstance();
builder.AddRange(destinationParameters, i); //add up to, but not including, the current parameter
}
bool newParams = alsoCopyParamsModifier ? sourceParameter.IsParams : destinationParameter.IsParams;
builder.Add(destinationParameter.WithCustomModifiersAndParams(sourceParameter.Type, sourceParameter.CustomModifiers,
destinationParameter.RefKind != RefKind.None ? sourceParameter.CountOfCustomModifiersPrecedingByRef : (ushort)0,
newParams));
}
else if (builder != null)
{
builder.Add(destinationParameter);
}
}
return builder == null ? destinationParameters : builder.ToImmutableAndFree();
}
private CSharpCompilation(
string assemblyName,
CSharpCompilationOptions options,
ImmutableArray<MetadataReference> references,
ImmutableArray<SyntaxTree> syntaxTrees,
ImmutableDictionary<SyntaxTree, int> syntaxTreeOrdinalMap,
ImmutableDictionary<SyntaxTree, Lazy<RootSingleNamespaceDeclaration>> rootNamespaces,
DeclarationTable declarationTable,
CSharpCompilation previousSubmission,
Type submissionReturnType,
Type hostObjectType,
bool isSubmission,
ReferenceManager referenceManager,
bool reuseReferenceManager,
AsyncQueue<CompilationEvent> eventQueue = null)
: base(assemblyName, references, submissionReturnType, hostObjectType, isSubmission, syntaxTreeOrdinalMap, eventQueue)
{
using (Logger.LogBlock(FunctionId.CSharp_Compilation_Create, message: assemblyName))
{
this.wellKnownMemberSignatureComparer = new WellKnownMembersSignatureComparer(this);
this.options = options;
this.syntaxTrees = syntaxTrees;
this.rootNamespaces = rootNamespaces;
this.declarationTable = declarationTable;
Debug.Assert(syntaxTrees.All(tree => syntaxTrees[syntaxTreeOrdinalMap[tree]] == tree));
Debug.Assert(syntaxTrees.SetEquals(rootNamespaces.Keys.AsImmutable(), EqualityComparer<SyntaxTree>.Default));
this.builtInOperators = new BuiltInOperators(this);
this.scriptClass = new Lazy<ImplicitNamedTypeSymbol>(BindScriptClass);
this.globalImports = new Lazy<Imports>(BindGlobalUsings);
this.globalNamespaceAlias = new Lazy<AliasSymbol>(CreateGlobalNamespaceAlias);
this.anonymousTypeManager = new AnonymousTypeManager(this);
if (isSubmission)
{
Debug.Assert(previousSubmission == null || previousSubmission.HostObjectType == hostObjectType);
this.previousSubmission = previousSubmission;
}
else
{
Debug.Assert(previousSubmission == null && submissionReturnType == null && hostObjectType == null);
}
if (reuseReferenceManager)
{
referenceManager.AssertCanReuseForCompilation(this);
this.referenceManager = referenceManager;
}
else
{
this.referenceManager = new ReferenceManager(
MakeSourceAssemblySimpleName(),
options.AssemblyIdentityComparer,
(referenceManager != null) ? referenceManager.ObservedMetadata : null);
}
Debug.Assert((object)this.lazyAssemblySymbol == null);
if (EventQueue != null) EventQueue.Enqueue(new CompilationStartedEvent(this));
}
}
private static CompletionItem CreateSymbolCompletionGroup(string name, ImmutableArray<Symbol> symbols)
{
var multiple = symbols.Skip(1).Any();
if (!multiple)
return CreateSymbolCompletion(symbols.First());
var hasNonInvocables = symbols.Any(s => !(s is InvocableSymbol));
if (!hasNonInvocables)
return CreateInvocableCompletionGroup(symbols);
if (symbols.All(s => (s is TypeSymbol && ((TypeSymbol) s).IsIntrinsicNumericType())
|| (s is FunctionSymbol && ((FunctionSymbol) s).IsNumericConstructor)))
return CreateSymbolCompletion(symbols.First(s => s is TypeSymbol));
var displayText = name;
var insertionText = name;
var sb = new StringBuilder();
sb.Append(Resources.AmbiguousName);
foreach (var symbol in symbols)
{
sb.AppendLine();
sb.Append(@" ");
sb.Append(symbol);
}
var description = sb.ToString();
return new CompletionItem(displayText, insertionText, description, Glyph.CompletionWarning);
}
internal EEMethodSymbol(
EENamedTypeSymbol container,
string name,
Location location,
MethodSymbol sourceMethod,
ImmutableArray<LocalSymbol> sourceLocals,
ImmutableArray<LocalSymbol> sourceLocalsForBinding,
ImmutableDictionary<string, DisplayClassVariable> sourceDisplayClassVariables,
GenerateMethodBody generateMethodBody)
{
Debug.Assert(sourceMethod.IsDefinition);
Debug.Assert(sourceMethod.ContainingSymbol == container.SubstitutedSourceType.OriginalDefinition);
Debug.Assert(sourceLocals.All(l => l.ContainingSymbol == sourceMethod));
_container = container;
_name = name;
_locations = ImmutableArray.Create(location);
// What we want is to map all original type parameters to the corresponding new type parameters
// (since the old ones have the wrong owners). Unfortunately, we have a circular dependency:
// 1) Each new type parameter requires the entire map in order to be able to construct its constraint list.
// 2) The map cannot be constructed until all new type parameters exist.
// Our solution is to pass each new type parameter a lazy reference to the type map. We then
// initialize the map as soon as the new type parameters are available - and before they are
// handed out - so that there is never a period where they can require the type map and find
// it uninitialized.
var sourceMethodTypeParameters = sourceMethod.TypeParameters;
var allSourceTypeParameters = container.SourceTypeParameters.Concat(sourceMethodTypeParameters);
var getTypeMap = new Func<TypeMap>(() => this.TypeMap);
_typeParameters = sourceMethodTypeParameters.SelectAsArray(
(tp, i, arg) => (TypeParameterSymbol)new EETypeParameterSymbol(this, tp, i, getTypeMap),
(object)null);
_allTypeParameters = container.TypeParameters.Concat(_typeParameters);
this.TypeMap = new TypeMap(allSourceTypeParameters, _allTypeParameters);
EENamedTypeSymbol.VerifyTypeParameters(this, _typeParameters);
var substitutedSourceType = container.SubstitutedSourceType;
this.SubstitutedSourceMethod = sourceMethod.AsMember(substitutedSourceType);
if (sourceMethod.Arity > 0)
{
this.SubstitutedSourceMethod = this.SubstitutedSourceMethod.Construct(_typeParameters.As<TypeSymbol>());
}
TypeParameterChecker.Check(this.SubstitutedSourceMethod, _allTypeParameters);
// Create a map from original parameter to target parameter.
var parameterBuilder = ArrayBuilder<ParameterSymbol>.GetInstance();
var substitutedSourceThisParameter = this.SubstitutedSourceMethod.ThisParameter;
var substitutedSourceHasThisParameter = (object)substitutedSourceThisParameter != null;
if (substitutedSourceHasThisParameter)
{
_thisParameter = MakeParameterSymbol(0, GeneratedNames.ThisProxyFieldName(), substitutedSourceThisParameter);
Debug.Assert(_thisParameter.Type == this.SubstitutedSourceMethod.ContainingType);
parameterBuilder.Add(_thisParameter);
}
var ordinalOffset = (substitutedSourceHasThisParameter ? 1 : 0);
foreach (var substitutedSourceParameter in this.SubstitutedSourceMethod.Parameters)
{
var ordinal = substitutedSourceParameter.Ordinal + ordinalOffset;
Debug.Assert(ordinal == parameterBuilder.Count);
var parameter = MakeParameterSymbol(ordinal, substitutedSourceParameter.Name, substitutedSourceParameter);
parameterBuilder.Add(parameter);
}
_parameters = parameterBuilder.ToImmutableAndFree();
var localsBuilder = ArrayBuilder<LocalSymbol>.GetInstance();
var localsMap = PooledDictionary<LocalSymbol, LocalSymbol>.GetInstance();
foreach (var sourceLocal in sourceLocals)
{
var local = sourceLocal.ToOtherMethod(this, this.TypeMap);
localsMap.Add(sourceLocal, local);
localsBuilder.Add(local);
}
this.Locals = localsBuilder.ToImmutableAndFree();
localsBuilder = ArrayBuilder<LocalSymbol>.GetInstance();
foreach (var sourceLocal in sourceLocalsForBinding)
{
LocalSymbol local;
if (!localsMap.TryGetValue(sourceLocal, out local))
{
local = sourceLocal.ToOtherMethod(this, this.TypeMap);
localsMap.Add(sourceLocal, local);
}
localsBuilder.Add(local);
}
this.LocalsForBinding = localsBuilder.ToImmutableAndFree();
// Create a map from variable name to display class field.
var displayClassVariables = PooledDictionary<string, DisplayClassVariable>.GetInstance();
foreach (var pair in sourceDisplayClassVariables)
{
var variable = pair.Value;
var displayClassInstanceFromLocal = variable.DisplayClassInstance as DisplayClassInstanceFromLocal;
var displayClassInstance = (displayClassInstanceFromLocal == null) ?
(DisplayClassInstance)new DisplayClassInstanceFromThis(_parameters[0]) :
new DisplayClassInstanceFromLocal((EELocalSymbol)localsMap[displayClassInstanceFromLocal.Local]);
variable = variable.SubstituteFields(displayClassInstance, this.TypeMap);
displayClassVariables.Add(pair.Key, variable);
}
_displayClassVariables = displayClassVariables.ToImmutableDictionary();
displayClassVariables.Free();
localsMap.Free();
_generateMethodBody = generateMethodBody;
}
/// <summary>
/// Check if it is a regular collection of expressions or there are nested initializers.
/// </summary>
private static bool IsMultidimensionalInitializer(ImmutableArray<BoundExpression> inits)
{
Debug.Assert(inits.All((init) => init.Kind != BoundKind.ArrayInitialization) ||
inits.All((init) => init.Kind == BoundKind.ArrayInitialization),
"all or none should be nested");
return inits.Length != 0 && inits[0].Kind == BoundKind.ArrayInitialization;
}
public static void ProcessIncludes(
string unprocessed,
Symbol memberSymbol,
ImmutableArray<CSharpSyntaxNode> sourceIncludeElementNodes,
CSharpCompilation compilation,
ref HashSet<ParameterSymbol> documentedParameters,
ref HashSet<TypeParameterSymbol> documentedTypeParameters,
ref DocumentationCommentIncludeCache includedFileCache,
TextWriter writer,
DiagnosticBag diagnostics,
CancellationToken cancellationToken)
{
// If there are no include elements, then there's nothing to expand.
// NOTE: By skipping parsing and re-writing, we avoid slightly
// modifying the whitespace, as we would if we let the XmlWriter
// do the writing. This saves us a lot of work in the common case
// but slightly reduces consistency when include elements are
// present.
if (sourceIncludeElementNodes.IsEmpty)
{
if (writer != null)
{
writer.Write(unprocessed);
}
return;
}
XDocument doc;
try
{
// NOTE: XDocument.Parse seems to do a better job of preserving whitespace
// than XElement.Parse.
doc = XDocument.Parse(unprocessed, LoadOptions.PreserveWhitespace);
}
catch (XmlException e)
{
// If one of the trees wasn't diagnosing doc comments, then an error might have slipped through.
// Otherwise, we shouldn't see exceptions from XDocument.Parse.
Debug.Assert(sourceIncludeElementNodes.All(syntax => syntax.SyntaxTree.Options.DocumentationMode < DocumentationMode.Diagnose),
"Why didn't our parser catch this exception? " + e);
if (writer != null)
{
writer.Write(unprocessed);
}
return;
}
cancellationToken.ThrowIfCancellationRequested();
IncludeElementExpander expander = new IncludeElementExpander(
memberSymbol,
sourceIncludeElementNodes,
compilation,
documentedParameters,
documentedTypeParameters,
includedFileCache,
diagnostics,
cancellationToken);
foreach (XNode node in expander.Rewrite(doc, currentXmlFilePath: null, originatingSyntax: null))
{
cancellationToken.ThrowIfCancellationRequested();
if (writer != null)
{
writer.Write(node);
}
}
Debug.Assert(expander.nextSourceIncludeElementIndex == expander.sourceIncludeElementNodes.Length);
documentedParameters = expander.documentedParameters;
documentedTypeParameters = expander.documentedTypeParameters;
includedFileCache = expander.includedFileCache;
}
private BoundExpression RewriteStringConcatenationManyExprs(CSharpSyntaxNode syntax, ImmutableArray<BoundExpression> loweredArgs)
{
Debug.Assert(loweredArgs.Length > 3);
Debug.Assert(loweredArgs.All(a => a.Type.SpecialType == SpecialType.System_Object || a.Type.SpecialType == SpecialType.System_String));
bool isObject = false;
TypeSymbol elementType = null;
foreach (var arg in loweredArgs)
{
elementType = arg.Type;
if (elementType.SpecialType != SpecialType.System_String)
{
isObject = true;
break;
}
}
// Count == 4 is handled differently because there is a Concat method with 4 arguments
// for strings, but there is no such method for objects.
if (!isObject && loweredArgs.Length == 4)
{
SpecialMember member = SpecialMember.System_String__ConcatStringStringStringString;
var method = GetSpecialTypeMethod(syntax, member);
Debug.Assert((object)method != null);
return (BoundExpression)BoundCall.Synthesized(syntax, null, method, loweredArgs);
}
else
{
SpecialMember member = isObject ?
SpecialMember.System_String__ConcatObjectArray :
SpecialMember.System_String__ConcatStringArray;
var method = GetSpecialTypeMethod(syntax, member);
Debug.Assert((object)method != null);
var array = _factory.Array(elementType, loweredArgs);
return (BoundExpression)BoundCall.Synthesized(syntax, null, method, array);
}
}
private static SymbolInfo GetCrefSymbolInfo(ImmutableArray<Symbol> symbols, SymbolInfoOptions options, bool hasParameterList)
{
switch (symbols.Length)
{
case 0:
return SymbolInfo.None;
case 1:
// Might have to expand an ExtendedErrorTypeSymbol into multiple candidates.
return GetSymbolInfoForSymbol(symbols[0], options);
default:
if ((options & SymbolInfoOptions.ResolveAliases) == SymbolInfoOptions.ResolveAliases)
{
symbols = UnwrapAliases(symbols);
}
LookupResultKind resultKind = LookupResultKind.Ambiguous;
// The boundary between Ambiguous and OverloadResolutionFailure is let clear-cut for crefs.
// We'll say that overload resolution failed if the syntax has a parameter list and if
// all of the candidates have the same kind.
SymbolKind firstCandidateKind = symbols[0].Kind;
if (hasParameterList && symbols.All(s => s.Kind == firstCandidateKind))
{
resultKind = LookupResultKind.OverloadResolutionFailure;
}
return SymbolInfoFactory.Create(symbols, resultKind, isDynamic: false);
}
}