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1860 lines (1640 loc) · 67 KB
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/*
Copyright 2017 YANG Huan ([email protected]).
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
using System;
using System.Collections.Generic;
using System.Diagnostics.Contracts;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Emit;
using CSharpLua.LuaAst;
namespace CSharpLua {
internal sealed class PartialTypeDeclaration : IComparable<PartialTypeDeclaration> {
public INamedTypeSymbol Symbol;
public TypeDeclarationSyntax Node;
public LuaTypeDeclarationSyntax TypeDeclaration;
public LuaCompilationUnitSyntax CompilationUnit;
public int CompareTo(PartialTypeDeclaration other) {
string filePath = CompilationUnit.FilePath;
string otherFilePath = other.CompilationUnit.FilePath;
if (filePath.Contains(otherFilePath)) {
return 1;
} else if (otherFilePath.Contains(filePath)) {
return -1;
} else {
return other.Node.Members.Count.CompareTo(Node.Members.Count);
}
}
}
public sealed class LuaSyntaxGenerator {
public sealed class SettingInfo {
public bool HasSemicolon { get; set; }
private int indent_;
public string IndentString { get; private set; }
public bool IsClassic { get; set; }
public bool IsExportMetadata { get; set; }
public string BaseFolder { get; set; } = "";
public bool IsExportAttributesAll { get; private set; }
public bool IsModule { get; set; }
public HashSet<string> ExportAttributes { get; private set; }
public HashSet<string> LuaModuleLibs;
public bool IsInlineSimpleProperty { get; set; }
public SettingInfo() {
Indent = 2;
}
public string[] Attributes {
set {
if (value != null) {
if (value.Length == 0) {
IsExportAttributesAll = true;
} else {
ExportAttributes = new HashSet<string>(value);
}
}
}
}
public int Indent {
get {
return indent_;
}
set {
if (value > 0 && indent_ != value) {
indent_ = value;
IndentString = new string(' ', indent_);
}
}
}
}
private const string kLuaSuffix = ".lua";
private static readonly Encoding Encoding = new UTF8Encoding(false);
private readonly CSharpCompilation compilation_;
public XmlMetaProvider XmlMetaProvider { get; }
public CSharpCommandLineArguments CommandLineArguments { get; }
public SettingInfo Setting { get; set; }
private readonly HashSet<string> exportEnums_ = new HashSet<string>();
private readonly HashSet<INamedTypeSymbol> ignoreExportTypes_ = new HashSet<INamedTypeSymbol>();
private readonly HashSet<ISymbol> forcePublicSymbols_ = new HashSet<ISymbol>();
private readonly List<LuaEnumDeclarationSyntax> enumDeclarations_ = new List<LuaEnumDeclarationSyntax>();
private readonly Dictionary<INamedTypeSymbol, List<PartialTypeDeclaration>> partialTypes_ = new Dictionary<INamedTypeSymbol, List<PartialTypeDeclaration>>();
private readonly HashSet<string> monoBehaviourSpeicalMethodNames_;
private IMethodSymbol mainEntryPoint_;
public INamedTypeSymbol SystemExceptionTypeSymbol { get; }
private readonly INamedTypeSymbol monoBehaviourTypeSymbol_;
static LuaSyntaxGenerator() {
Contract.ContractFailed += (_, e) => {
e.SetHandled();
throw new ApplicationException(e.Message, e.OriginalException);
};
}
private static CSharpCompilationOptions WithOptions(CSharpCompilationOptions compilationOptions) {
return compilationOptions
.WithOutputKind(OutputKind.DynamicallyLinkedLibrary)
.WithMetadataImportOptions(MetadataImportOptions.All);
}
public LuaSyntaxGenerator(IEnumerable<SyntaxTree> syntaxTrees, IEnumerable<MetadataReference> references, CSharpCommandLineArguments arguments, IEnumerable<string> metas, SettingInfo setting) {
CSharpCompilation compilation = CSharpCompilation.Create("_", syntaxTrees, references, WithOptions(arguments.CompilationOptions));
using (MemoryStream ms = new MemoryStream()) {
EmitResult result = compilation.Emit(ms);
if (!result.Success) {
var errors = result.Diagnostics.Where(i => i.Severity == DiagnosticSeverity.Error);
string message = string.Join("\n", errors);
throw new CompilationErrorException(message);
}
}
compilation_ = compilation;
XmlMetaProvider = new XmlMetaProvider(metas);
CommandLineArguments = arguments;
Setting = setting;
SystemExceptionTypeSymbol = compilation.GetTypeByMetadataName("System.Exception");
if (compilation.ReferencedAssemblyNames.Any(i => i.Name.Contains("UnityEngine"))) {
monoBehaviourTypeSymbol_ = compilation.GetTypeByMetadataName("UnityEngine.MonoBehaviour");
if (monoBehaviourTypeSymbol_ != null) {
monoBehaviourSpeicalMethodNames_ = new HashSet<string>() { "Awake", "Start", "Update", "FixedUpdate", "LateUpdate" };
}
}
DoPretreatment();
}
private IEnumerable<LuaCompilationUnitSyntax> Create() {
List<LuaCompilationUnitSyntax> luaCompilationUnits = new List<LuaCompilationUnitSyntax>();
foreach (SyntaxTree syntaxTree in compilation_.SyntaxTrees) {
SemanticModel semanticModel = GetSemanticModel(syntaxTree);
CompilationUnitSyntax compilationUnitSyntax = (CompilationUnitSyntax)syntaxTree.GetRoot();
LuaSyntaxNodeTransform transfor = new LuaSyntaxNodeTransform(this, semanticModel);
var luaCompilationUnit = (LuaCompilationUnitSyntax)compilationUnitSyntax.Accept(transfor);
luaCompilationUnits.Add(luaCompilationUnit);
}
CheckExportEnums();
CheckPartialTypes();
CheckRefactorNames();
return luaCompilationUnits.Where(i => !i.IsEmpty);
}
private void Write(LuaCompilationUnitSyntax luaCompilationUnit, TextWriter writer) {
LuaRenderer rener = new LuaRenderer(this, writer);
luaCompilationUnit.Render(rener);
}
private void Write(LuaCompilationUnitSyntax luaCompilationUnit, string outFile) {
using (var writer = new StreamWriter(outFile, false, Encoding)) {
Write(luaCompilationUnit, writer);
}
}
public void Generate(string outFolder) {
List<string> modules = new List<string>();
foreach (var luaCompilationUnit in Create()) {
string outFile = GetOutFilePath(luaCompilationUnit.FilePath, outFolder, out string module);
Write(luaCompilationUnit, outFile);
modules.Add(module);
}
ExportManifestFile(modules, outFolder);
}
public string GenerateSingle() {
foreach (var luaCompilationUnit in Create()) {
StringBuilder sb = new StringBuilder();
using (var writer = new StringWriter(sb)) {
Write(luaCompilationUnit, writer);
}
return sb.ToString();
}
throw new InvalidProgramException();
}
internal string RemoveBaseFolder(string patrh) {
return patrh.Remove(0, Setting.BaseFolder.Length).TrimStart(Path.DirectorySeparatorChar, '/');
}
private string GetOutFilePath(string inFilePath, string output_, out string module) {
string path = RemoveBaseFolder(inFilePath);
string extend = Path.GetExtension(path);
path = path.Remove(path.Length - extend.Length, extend.Length);
path = path.Replace('.', '_');
string outPath = Path.Combine(output_, path + kLuaSuffix);
string dir = Path.GetDirectoryName(outPath);
if (!Directory.Exists(dir)) {
Directory.CreateDirectory(dir);
}
module = path.Replace(Path.DirectorySeparatorChar, '.');
return outPath;
}
internal bool IsCheckedOverflow {
get {
return compilation_.Options.CheckOverflow;
}
}
internal bool IsEnumExport(string enumTypeSymbol) {
return exportEnums_.Contains(enumTypeSymbol);
}
internal void AddExportEnum(ITypeSymbol enumType) {
Contract.Assert(enumType.TypeKind == TypeKind.Enum);
if (enumType.IsFromCode()) {
exportEnums_.Add(enumType.ToString());
}
}
internal void AddEnumDeclaration(INamedTypeSymbol type, LuaEnumDeclarationSyntax enumDeclaration) {
if (type.IsProtobufNetDeclaration()) {
AddExportEnum(type); // protobuf-net enum is always export
}
enumDeclarations_.Add(enumDeclaration);
}
internal void AddIgnoreExportType(INamedTypeSymbol type) {
ignoreExportTypes_.Add(type);
}
internal void AddForcePublicSymbol(ISymbol symbol) {
forcePublicSymbols_.Add(symbol.OriginalDefinition);
}
internal bool IsForcePublicSymbol(ISymbol symbol) {
return forcePublicSymbols_.Contains(symbol.OriginalDefinition);
}
private static readonly HashSet<string> ignoreSystemAttributes_ = new HashSet<string>() {
"System.AttributeUsageAttribute",
"System.ComponentModel.BrowsableAttribute",
"System.Diagnostics.ConditionalAttribute",
"System.Runtime.Serialization.CollectionDataContractAttribute"
};
internal bool IsExportAttribute(INamedTypeSymbol symbol) {
string name = symbol.ToString();
bool isExport = false;
if (Setting.IsExportAttributesAll) {
isExport = true; ;
} else if (Setting.ExportAttributes != null && Setting.ExportAttributes.Contains(name)) {
isExport = true;
}
if (isExport) {
if (ignoreSystemAttributes_.Contains(name) || IsConditionalAttributeIgnore(symbol)) {
isExport = false;
}
}
return isExport;
}
internal bool IsFromLuaModule(ISymbol symbol) {
return symbol.IsFromCode() || IsFromModuleOnly(symbol);
}
private bool IsFromModuleOnly(ISymbol symbol) {
var luaModuleLibs = Setting.LuaModuleLibs;
return luaModuleLibs != null && luaModuleLibs.Contains(symbol.ContainingAssembly.Name);
}
internal bool IsConditionalAttributeIgnore(ISymbol symbol) {
foreach (var attrbute in symbol.GetAttributes()) {
var attributeSymbol = attrbute.AttributeClass;
if (attributeSymbol.IsConditionalAttribute()) {
string conditionString = (string)attrbute.ConstructorArguments.First().Value;
bool has = CommandLineArguments.ParseOptions.PreprocessorSymbolNames.Contains(conditionString);
if (has) {
return true;
}
}
}
return false;
}
private void CheckExportEnums() {
foreach (var enumDeclaration in enumDeclarations_) {
if (IsEnumExport(enumDeclaration.FullName)) {
enumDeclaration.IsExport = true;
enumDeclaration.CompilationUnit.AddTypeDeclarationCount();
}
}
}
internal void AddPartialTypeDeclaration(INamedTypeSymbol typeSymbol, TypeDeclarationSyntax node, LuaTypeDeclarationSyntax luaNode, LuaCompilationUnitSyntax compilationUnit) {
var list = partialTypes_.GetOrDefault(typeSymbol);
if (list == null) {
list = new List<PartialTypeDeclaration>();
partialTypes_.Add(typeSymbol, list);
}
list.Add(new PartialTypeDeclaration() {
Symbol = typeSymbol,
Node = node,
TypeDeclaration = luaNode,
CompilationUnit = compilationUnit,
});
}
private void CheckPartialTypes() {
while (partialTypes_.Count > 0) {
var types = partialTypes_.Values.ToArray();
partialTypes_.Clear();
foreach (var typeDeclarations in types) {
PartialTypeDeclaration major = typeDeclarations.Min();
LuaSyntaxNodeTransform transfor = new LuaSyntaxNodeTransform(this, null);
transfor.AcceptPartialType(major, typeDeclarations);
}
}
}
internal SemanticModel GetSemanticModel(SyntaxTree syntaxTree) {
return compilation_.GetSemanticModel(syntaxTree);
}
internal bool IsBaseType(BaseTypeSyntax type) {
var syntaxTree = type.SyntaxTree;
SemanticModel semanticModel = GetSemanticModel(syntaxTree);
var symbol = semanticModel.GetTypeInfo(type.Type).Type;
Contract.Assert(symbol != null);
return symbol.TypeKind != TypeKind.Interface;
}
private bool IsTypeEnableExport(INamedTypeSymbol type) {
bool isExport = true;
if (type.TypeKind == TypeKind.Enum) {
isExport = IsEnumExport(type.ToString());
}
if (ignoreExportTypes_.Contains(type)) {
isExport = false;
}
return isExport;
}
private void AddSuperTypeTo(HashSet<INamedTypeSymbol> parentTypes, INamedTypeSymbol rootType, INamedTypeSymbol superType) {
if (superType.IsFromCode()) {
if (superType.IsGenericType) {
parentTypes.Add(superType.OriginalDefinition);
foreach (var typeArgument in superType.TypeArguments) {
if (typeArgument.Kind != SymbolKind.TypeParameter) {
if (!typeArgument.OriginalDefinition.Is(rootType)) {
AddSuperTypeTo(parentTypes, rootType, (INamedTypeSymbol)typeArgument);
}
}
}
} else {
parentTypes.Add(superType);
}
}
}
private List<INamedTypeSymbol> GetExportTypes() {
List<INamedTypeSymbol> allTypes = new List<INamedTypeSymbol>();
if (types_.Count > 0) {
types_.Sort((x, y) => x.ToString().CompareTo(y.ToString()));
List<List<INamedTypeSymbol>> typesList = new List<List<INamedTypeSymbol>>() { types_ };
while (true) {
HashSet<INamedTypeSymbol> parentTypes = new HashSet<INamedTypeSymbol>();
var lastTypes = typesList.Last();
foreach (var type in lastTypes) {
if (type.ContainingType != null) {
AddSuperTypeTo(parentTypes, type, type.ContainingType);
}
if (type.BaseType != null) {
AddSuperTypeTo(parentTypes, type, type.BaseType);
}
foreach (var interfaceType in type.Interfaces) {
AddSuperTypeTo(parentTypes, type, interfaceType);
}
}
if (parentTypes.Count == 0) {
break;
}
typesList.Add(parentTypes.ToList());
}
typesList.Reverse();
var types = typesList.SelectMany(i => i).Distinct().Where(IsTypeEnableExport);
allTypes.AddRange(types);
}
return allTypes;
}
public bool SetMainEntryPoint(IMethodSymbol sybmol) {
if (mainEntryPoint_ == null) {
mainEntryPoint_ = sybmol;
return true;
}
return false;
}
private void ExportManifestFile(List<string> modules, string outFolder) {
const string kDir = "out";
const string kDirInitCode = "out = (out and #out > 0) and (out .. '.') or \"\"";
const string kRequire = "require";
const string kLoadCode = "local load = function(module) return require(out .. module) end";
const string kLoad = "load";
const string kLoadAllFiles = " load all files";
const string kInit = "System.init";
const string kManifestFile = "manifest.lua";
if (modules.Count > 0) {
modules.Sort();
var types = GetExportTypes();
if (types.Count > 0) {
var functionExpression = new LuaFunctionExpressionSyntax();
functionExpression.AddParameter(kDir);
var loadBlock = new LuaBlockStatementSyntax();
functionExpression.AddStatement(loadBlock);
loadBlock.AddStatement((LuaIdentifierNameSyntax)kDirInitCode);
LuaIdentifierNameSyntax requireIdentifier = kRequire;
loadBlock.AddStatement(new LuaLocalVariableDeclaratorSyntax(requireIdentifier, requireIdentifier));
loadBlock.AddStatement((LuaIdentifierNameSyntax)kLoadCode);
loadBlock.AddStatement(LuaBlankLinesStatement.One);
loadBlock.AddStatement(new LuaShortCommentStatement(kLoadAllFiles));
LuaIdentifierNameSyntax loadIdentifier = kLoad;
foreach (string module in modules) {
var argument = new LuaStringLiteralExpressionSyntax(module);
var invocation = new LuaInvocationExpressionSyntax(loadIdentifier, argument);
loadBlock.AddStatement(invocation);
}
functionExpression.AddStatement(LuaBlankLinesStatement.One);
LuaTableExpression typeTable = new LuaTableExpression();
foreach (var type in types) {
LuaIdentifierNameSyntax typeName = GetTypeShortName(type);
typeTable.Add(new LuaStringLiteralExpressionSyntax(typeName));
}
LuaInvocationExpressionSyntax initInvocation = new LuaInvocationExpressionSyntax(kInit, typeTable);
FillManifestInitConf(initInvocation);
functionExpression.AddStatement(initInvocation);
LuaCompilationUnitSyntax luaCompilationUnit = new LuaCompilationUnitSyntax();
luaCompilationUnit.AddStatement(new LuaReturnStatementSyntax(functionExpression));
string outFile = Path.Combine(outFolder, kManifestFile);
Write(luaCompilationUnit, outFile);
}
}
}
private void FillManifestInitConf(LuaInvocationExpressionSyntax invocation) {
LuaTableExpression confTable = new LuaTableExpression();
if (mainEntryPoint_ != null) {
LuaIdentifierNameSyntax methodName = mainEntryPoint_.Name;
var methodTypeName = GetTypeName(mainEntryPoint_.ContainingType);
LuaIdentifierNameSyntax quote = LuaSyntaxNode.Tokens.Quote;
LuaCodeTemplateExpressionSyntax codeTemplate = new LuaCodeTemplateExpressionSyntax();
codeTemplate.Expressions.Add(quote);
codeTemplate.Expressions.Add(new LuaMemberAccessExpressionSyntax(methodTypeName, methodName));
codeTemplate.Expressions.Add(quote);
confTable.Add(methodName, codeTemplate);
}
if (confTable.Items.Count > 0) {
invocation.AddArgument(confTable);
}
}
#region // member name refactor
private readonly Dictionary<ISymbol, LuaSymbolNameSyntax> memberNames_ = new Dictionary<ISymbol, LuaSymbolNameSyntax>();
private readonly Dictionary<INamedTypeSymbol, HashSet<string>> typeNameUseds_ = new Dictionary<INamedTypeSymbol, HashSet<string>>();
private readonly HashSet<ISymbol> refactorNames_ = new HashSet<ISymbol>();
private readonly Dictionary<INamedTypeSymbol, HashSet<INamedTypeSymbol>> extends_ = new Dictionary<INamedTypeSymbol, HashSet<INamedTypeSymbol>>();
private readonly List<INamedTypeSymbol> types_ = new List<INamedTypeSymbol>();
private readonly Dictionary<ISymbol, LuaSymbolNameSyntax> propertyOrEvnetInnerFieldNames_ = new Dictionary<ISymbol, LuaSymbolNameSyntax>();
private readonly Dictionary<ISymbol, string> memberIllegalNames_ = new Dictionary<ISymbol, string>();
internal bool IsNeedRefactorName(ISymbol symbol) => refactorNames_.Contains(symbol);
internal void AddTypeSymbol(INamedTypeSymbol typeSymbol) {
types_.Add(typeSymbol);
CheckExtends(typeSymbol);
}
private void CheckExtends(INamedTypeSymbol typeSymbol) {
if (typeSymbol.SpecialType != SpecialType.System_Object) {
if (typeSymbol.BaseType != null) {
var super = typeSymbol.BaseType;
TryAddExtend(super, typeSymbol);
}
}
foreach (INamedTypeSymbol super in typeSymbol.AllInterfaces) {
TryAddExtend(super, typeSymbol);
}
}
private void TryAddExtend(INamedTypeSymbol super, INamedTypeSymbol children) {
if (super.IsFromCode()) {
if (super.IsGenericType) {
super = super.OriginalDefinition;
}
extends_.TryAdd(super, children);
}
}
internal LuaIdentifierNameSyntax GetMemberName(ISymbol symbol) {
Utility.CheckOriginalDefinition(ref symbol);
var name = memberNames_.GetOrDefault(symbol);
if (name == null) {
var identifierName = InternalGetMemberName(symbol);
LuaSymbolNameSyntax symbolName = new LuaSymbolNameSyntax(identifierName);
memberNames_.Add(symbol, symbolName);
name = symbolName;
CheckMemberBadName(identifierName.ValueText, symbol);
}
return name;
}
private void CheckMemberBadName(string originalString, ISymbol symbol) {
if (symbol.IsFromCode()) {
bool isCheckNeedReserved = false;
bool isCheckIllegalIdentifier = true;
switch (symbol.Kind) {
case SymbolKind.Field:
case SymbolKind.Method:
isCheckNeedReserved = true;
break;
case SymbolKind.Property:
var propertySymbol = (IPropertySymbol)symbol;
if (propertySymbol.IsIndexer) {
isCheckIllegalIdentifier = false;
} else {
isCheckNeedReserved = true;
}
break;
case SymbolKind.Event:
if (IsEventFiled((IEventSymbol)symbol)) {
isCheckNeedReserved = true;
}
break;
}
if (isCheckNeedReserved) {
if (LuaSyntaxNode.IsMethodReservedWord(originalString)) {
refactorNames_.Add(symbol);
isCheckIllegalIdentifier = false;
}
}
if (isCheckIllegalIdentifier) {
if (Utility.IsIdentifierIllegal(ref originalString)) {
refactorNames_.Add(symbol);
memberIllegalNames_.Add(symbol, originalString);
}
}
}
}
private LuaIdentifierNameSyntax InternalGetMemberName(ISymbol symbol) {
if (symbol.Kind == SymbolKind.Method) {
string name = XmlMetaProvider.GetMethodMapName((IMethodSymbol)symbol);
if (name != null) {
return name;
}
}
if (!IsFromLuaModule(symbol)) {
return GetSymbolBaseName(symbol);
}
if (symbol.IsStatic) {
if (symbol.ContainingType.IsStatic) {
return GetStaticClassMemberName(symbol);
}
}
while (symbol.IsOverride) {
var overriddenSymbol = symbol.OverriddenSymbol();
symbol = overriddenSymbol;
}
return GetAllTypeSameName(symbol);
}
private LuaIdentifierNameSyntax GetAllTypeSameName(ISymbol symbol) {
List<ISymbol> sameNameMembers = GetSameNameMembers(symbol);
LuaIdentifierNameSyntax symbolExpression = null;
int index = 0;
foreach (ISymbol member in sameNameMembers) {
if (member.Equals(symbol)) {
symbolExpression = GetSymbolBaseName(symbol);
} else {
if (!memberNames_.ContainsKey(member)) {
LuaIdentifierNameSyntax identifierName = GetSymbolBaseName(member);
memberNames_.Add(member, new LuaSymbolNameSyntax(identifierName));
}
}
if (index > 0) {
ISymbol refactorSymbol = member;
Utility.CheckOriginalDefinition(ref refactorSymbol);
refactorNames_.Add(refactorSymbol);
}
++index;
}
if (symbolExpression == null) {
throw new InvalidOperationException();
}
return symbolExpression;
}
internal LuaIdentifierNameSyntax AddInnerName(ISymbol symbol) {
string name = GetSymbolBaseName(symbol);
LuaSymbolNameSyntax symbolName = new LuaSymbolNameSyntax(name);
propertyOrEvnetInnerFieldNames_.Add(symbol, symbolName);
return symbolName;
}
private string GetSymbolBaseName(ISymbol symbol) {
switch (symbol.Kind) {
case SymbolKind.Method: {
IMethodSymbol method = (IMethodSymbol)symbol;
string name = XmlMetaProvider.GetMethodMapName(method);
if (name != null) {
return name;
}
var implementation = method.ExplicitInterfaceImplementations.FirstOrDefault();
if (implementation != null) {
return implementation.Name;
}
break;
}
case SymbolKind.Property: {
IPropertySymbol property = (IPropertySymbol)symbol;
if (property.IsIndexer) {
return string.Empty;
} else {
var implementation = property.ExplicitInterfaceImplementations.FirstOrDefault();
if (implementation != null) {
return implementation.Name;
}
}
break;
}
case SymbolKind.Event: {
IEventSymbol eventSymbol = (IEventSymbol)symbol;
var implementation = eventSymbol.ExplicitInterfaceImplementations.FirstOrDefault();
if (implementation != null) {
return implementation.Name;
}
break;
}
}
return symbol.Name;
}
private LuaIdentifierNameSyntax GetStaticClassMemberName(ISymbol symbol) {
var sameNameMembers = GetStaticClassSameNameMembers(symbol);
LuaIdentifierNameSyntax symbolExpression = null;
int index = 0;
foreach (ISymbol member in sameNameMembers) {
LuaIdentifierNameSyntax identifierName = GetMethodNameFromIndex(symbol, index);
if (member.Equals(symbol)) {
symbolExpression = identifierName;
} else {
if (!memberNames_.ContainsKey(member)) {
memberNames_.Add(member, new LuaSymbolNameSyntax(identifierName));
}
}
++index;
}
if (symbolExpression == null) {
throw new InvalidOperationException();
}
return symbolExpression;
}
private LuaIdentifierNameSyntax GetMethodNameFromIndex(ISymbol symbol, int index) {
Contract.Assert(index != -1);
if (index == 0) {
return symbol.Name;
} else {
while (true) {
string newName = symbol.Name + index;
if (IsCurTypeNameEnable(symbol.ContainingType, newName)) {
TryAddNewUsedName(symbol.ContainingType, newName);
return newName;
}
++index;
}
}
}
private bool TryAddNewUsedName(INamedTypeSymbol type, string newName) {
return typeNameUseds_.TryAdd(type, newName);
}
internal string GetUniqueNameInType(INamedTypeSymbol type, string name, Func<string, bool> checker) {
int index = 0;
while (true) {
string newName = index != 0 ? name + index : name;
if (IsCurTypeNameEnable(type, newName) && checker(newName)) {
TryAddNewUsedName(type, name);
return newName;
}
++index;
}
}
private List<ISymbol> GetStaticClassSameNameMembers(ISymbol symbol) {
List<ISymbol> members = new List<ISymbol>();
var names = GetSymbolNames(symbol);
AddSimilarNameMembers(symbol.ContainingType, names, members);
return members;
}
private List<ISymbol> GetSameNameMembers(ISymbol symbol) {
List<ISymbol> members = new List<ISymbol>();
var names = GetSymbolNames(symbol);
var rootType = symbol.ContainingType;
var curTypeSymbol = rootType;
while (true) {
AddSimilarNameMembers(curTypeSymbol, names, members, rootType != curTypeSymbol);
var baseTypeSymbol = curTypeSymbol.BaseType;
if (baseTypeSymbol != null) {
curTypeSymbol = baseTypeSymbol;
} else {
break;
}
}
members.Sort(MemberSymbolComparison);
return members;
}
private void AddSimilarNameMembers(INamedTypeSymbol typeSymbol, List<string> names, List<ISymbol> outList, bool isWithoutPrivate = false) {
foreach (var member in typeSymbol.GetMembers()) {
if (member.IsOverride) {
continue;
}
if (!isWithoutPrivate || !member.IsPrivate()) {
var memberNames = GetSymbolNames(member);
if (memberNames.Exists(i => names.Contains(i))) {
outList.Add(member);
}
}
}
}
private List<string> GetSymbolNames(ISymbol symbol) {
List<string> names = new List<string>();
if (symbol.Kind == SymbolKind.Property) {
var propertySymbol = (IPropertySymbol)symbol;
if (IsPropertyField(propertySymbol)) {
names.Add(symbol.Name);
} else {
string baseName = GetSymbolBaseName(symbol);
if (propertySymbol.IsReadOnly) {
names.Add(LuaSyntaxNode.Tokens.Get + baseName);
} else if (propertySymbol.IsWriteOnly) {
names.Add(LuaSyntaxNode.Tokens.Set + baseName);
} else {
names.Add(LuaSyntaxNode.Tokens.Get + baseName);
names.Add(LuaSyntaxNode.Tokens.Set + baseName);
}
}
} else if (symbol.Kind == SymbolKind.Event) {
var eventSymbol = (IEventSymbol)symbol;
if (IsEventFiled(eventSymbol)) {
names.Add(symbol.Name);
} else {
string baseName = GetSymbolBaseName(symbol);
names.Add(LuaSyntaxNode.Tokens.Add + baseName);
names.Add(LuaSyntaxNode.Tokens.Remove + baseName);
}
} else {
names.Add(GetSymbolBaseName(symbol));
}
return names;
}
private bool MemberSymbolBoolComparison(ISymbol a, ISymbol b, Func<ISymbol, bool> boolFunc, out int v) {
bool boolOfA = boolFunc(a);
bool boolOfB = boolFunc(b);
if (boolOfA) {
if (boolOfB) {
v = MemberSymbolCommonComparison(a, b);
} else {
v = -1;
}
return true;
}
if (b.IsAbstract) {
v = 1;
return true;
}
v = 0;
return false;
}
private int MemberSymbolComparison(ISymbol a, ISymbol b) {
bool isFromCodeOfA = IsFromLuaModule(a.ContainingType);
bool isFromCodeOfB = IsFromLuaModule(b.ContainingType);
if (!isFromCodeOfA) {
if (!isFromCodeOfB) {
return 0;
} else {
return -1;
}
}
if (!isFromCodeOfB) {
return 1;
}
int countOfA = AllInterfaceImplementationsCount(a);
int countOfB = AllInterfaceImplementationsCount(b);
if (countOfA > 0 || countOfB > 0) {
if (countOfA != countOfB) {
return countOfA > countOfB ? -1 : 1;
}
if (countOfA == 1) {
var implementationOfA = a.InterfaceImplementations().First();
var implementationOfB = b.InterfaceImplementations().First();
if (implementationOfA == implementationOfB) {
throw new CompilationErrorException($"{a} is conflict with {b}");
}
if (MemberSymbolBoolComparison(implementationOfA, implementationOfB, i => !i.IsExplicitInterfaceImplementation(), out int result)) {
return result;
}
}
return MemberSymbolCommonComparison(a, b);
}
if (MemberSymbolBoolComparison(a, b, i => i.IsAbstract, out var v)) {
return v;
}
if (MemberSymbolBoolComparison(a, b, i => i.IsVirtual, out v)) {
return v;
}
if (MemberSymbolBoolComparison(a, b, i => i.IsOverride, out v)) {
return v;
}
return MemberSymbolCommonComparison(a, b);
}
private int MemberSymbolCommonComparison(ISymbol a, ISymbol b) {
if (a.ContainingType.Equals(b.ContainingType)) {
var type = a.ContainingType;
var names = GetSymbolNames(a);
List<ISymbol> members = new List<ISymbol>();
AddSimilarNameMembers(type, names, members);
int indexOfA = members.IndexOf(a);
Contract.Assert(indexOfA != -1);
int indexOfB = members.IndexOf(b);
Contract.Assert(indexOfB != -1);
Contract.Assert(indexOfA != indexOfB);
return indexOfA.CompareTo(indexOfB);
} else {
bool isSubclassOf = a.ContainingType.IsSubclassOf(b.ContainingType);
return isSubclassOf ? 1 : -1;
}
}
private void CheckRefactorNames() {
HashSet<ISymbol> alreadyRefactorSymbols = new HashSet<ISymbol>();
foreach (ISymbol symbol in refactorNames_) {
if (symbol.ContainingType.TypeKind == TypeKind.Interface) {
RefactorInterfaceSymbol(symbol, alreadyRefactorSymbols);
} else {
bool hasImplementation = false;
foreach (ISymbol implementation in AllInterfaceImplementations(symbol)) {
hasImplementation = RefactorInterfaceSymbol(implementation, alreadyRefactorSymbols);
}
if (!hasImplementation) {
RefactorCurTypeSymbol(symbol, alreadyRefactorSymbols);
}
}
}
CheckRefactorInnerNames();
}
private void RefactorCurTypeSymbol(ISymbol symbol, HashSet<ISymbol> alreadyRefactorSymbols) {
INamedTypeSymbol typeSymbol = symbol.ContainingType;
var childrens = extends_.GetOrDefault(typeSymbol);
string newName = GetRefactorName(typeSymbol, childrens, symbol);
RefactorName(symbol, newName, alreadyRefactorSymbols);
}
private bool RefactorInterfaceSymbol(ISymbol symbol, HashSet<ISymbol> alreadyRefactorSymbols) {
if (symbol.IsFromCode()) {
INamedTypeSymbol typeSymbol = symbol.ContainingType;
Contract.Assert(typeSymbol.TypeKind == TypeKind.Interface);
var childrens = extends_.GetOrDefault(typeSymbol);
string newName = GetRefactorName(null, childrens, symbol);
if (childrens != null) {
foreach (INamedTypeSymbol children in childrens) {
if (children.TypeKind != TypeKind.Interface) {
ISymbol childrenSymbol = children.FindImplementationForInterfaceMember(symbol);
if (childrenSymbol == null) {
childrenSymbol = FindImplicitImplementationForInterfaceMember(children, symbol);
}
Contract.Assert(childrenSymbol != null);
RefactorName(childrenSymbol, newName, alreadyRefactorSymbols);
}
}
}
if (memberNames_.ContainsKey(symbol)) {
RefactorName(symbol, newName, alreadyRefactorSymbols);
}
return true;
}
return false;
}
private void RefactorName(ISymbol symbol, string newName, HashSet<ISymbol> alreadyRefactorSymbols) {
if (!alreadyRefactorSymbols.Contains(symbol)) {
if (symbol.IsOverridable()) {
RefactorChildrensOverridden(symbol, symbol.ContainingType, newName, alreadyRefactorSymbols);
}
UpdateName(symbol, newName, alreadyRefactorSymbols);
}
}
private void RefactorChildrensOverridden(ISymbol originalSymbol, INamedTypeSymbol curType, string newName, HashSet<ISymbol> alreadyRefactorSymbols) {
var childrens = extends_.GetOrDefault(curType);
if (childrens != null) {
foreach (INamedTypeSymbol children in childrens) {
var curSymbol = children.GetMembers(originalSymbol.Name).FirstOrDefault(i => i.IsOverridden(originalSymbol));
if (curSymbol != null) {
UpdateName(curSymbol, newName, alreadyRefactorSymbols);
}
RefactorChildrensOverridden(originalSymbol, children, newName, alreadyRefactorSymbols);
}
}
}
private void UpdateName(ISymbol symbol, string newName, HashSet<ISymbol> alreadyRefactorSymbols) {
memberNames_[symbol].Update(newName);
GetRefactorCheckName(symbol, newName, out string checkName1, out string checkName2);
TryAddNewUsedName(symbol.ContainingType, checkName1);
if (checkName2 != null) {
TryAddNewUsedName(symbol.ContainingType, checkName2);
}
alreadyRefactorSymbols.Add(symbol);
}
private void GetRefactorCheckName(ISymbol symbol, string newName, out string checkName1, out string checkName2) {
checkName1 = newName;
checkName2 = null;
if (symbol.Kind == SymbolKind.Property) {
var property = (IPropertySymbol)symbol;
bool isField = IsPropertyField(property);
if (!isField) {
checkName1 = LuaSyntaxNode.Tokens.Get + newName;
checkName2 = LuaSyntaxNode.Tokens.Set + newName;
}
} else if (symbol.Kind == SymbolKind.Event) {
var evnetSymbol = (IEventSymbol)symbol;
bool isField = IsEventFiled(evnetSymbol);
if (!isField) {
checkName1 = LuaSyntaxNode.Tokens.Add + newName;
checkName2 = LuaSyntaxNode.Tokens.Remove + newName;
}