private IVariable CreateTemporaryVariable(IType type, DomRegion region) {
string name = _namer.GetVariableName(null, _usedVariableNames);
IVariable variable = new SimpleVariable(type, "temporary", region);
_variables[variable] = new VariableData(name, null, false);
_usedVariableNames.Add(name);
return variable;
}
private static JsExpression ConstructConstructorInfo(IMethod constructor, ICompilation compilation, IMetadataImporter metadataImporter, INamer namer, IRuntimeLibrary runtimeLibrary, IErrorReporter errorReporter, Func<IType, JsExpression> instantiateType, bool includeDeclaringType) {
var properties = GetCommonMemberInfoProperties(constructor, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, instantiateType, includeDeclaringType);
var sem = metadataImporter.GetConstructorSemantics(constructor);
if (sem.Type == ConstructorScriptSemantics.ImplType.NotUsableFromScript) {
errorReporter.Message(Messages._7200, constructor.FullName);
return JsExpression.Null;
}
properties.Add(new JsObjectLiteralProperty("type", JsExpression.Number((int)MemberTypes.Constructor)));
properties.Add(new JsObjectLiteralProperty("params", JsExpression.ArrayLiteral(constructor.Parameters.Select(p => instantiateType(p.Type)))));
if (sem.Type == ConstructorScriptSemantics.ImplType.NamedConstructor || sem.Type == ConstructorScriptSemantics.ImplType.StaticMethod)
properties.Add(new JsObjectLiteralProperty("sname", JsExpression.String(sem.Name)));
if (sem.Type == ConstructorScriptSemantics.ImplType.StaticMethod)
properties.Add(new JsObjectLiteralProperty("sm", JsExpression.True));
if ((sem.Type == ConstructorScriptSemantics.ImplType.UnnamedConstructor || sem.Type == ConstructorScriptSemantics.ImplType.NamedConstructor || sem.Type == ConstructorScriptSemantics.ImplType.StaticMethod) && sem.ExpandParams)
properties.Add(new JsObjectLiteralProperty("exp", JsExpression.True));
if (sem.Type == ConstructorScriptSemantics.ImplType.Json || sem.Type == ConstructorScriptSemantics.ImplType.InlineCode) {
var usedNames = new HashSet<string>();
var parameters = new List<IVariable>();
var variables = new Dictionary<IVariable, VariableData>();
IList<ResolveResult> constructorParameters = null;
IList<ResolveResult> initializerStatements = null;
if (sem.Type == ConstructorScriptSemantics.ImplType.Json && constructor.DeclaringType.Kind == TypeKind.Anonymous) {
initializerStatements = new List<ResolveResult>();
foreach (var p in constructor.DeclaringType.GetProperties()) {
string paramName = MakeCamelCase(p.Name);
string name = namer.GetVariableName(paramName, usedNames);
usedNames.Add(name);
var variable = new SimpleVariable(p.ReturnType, paramName, DomRegion.Empty);
parameters.Add(variable);
variables.Add(variable, new VariableData(name, null, false));
initializerStatements.Add(new OperatorResolveResult(p.ReturnType, ExpressionType.Assign, new MemberResolveResult(new InitializedObjectResolveResult(constructor.DeclaringType), p), new LocalResolveResult(variable)));
}
}
else {
constructorParameters = new List<ResolveResult>();
foreach (var p in constructor.Parameters) {
string name = namer.GetVariableName(p.Name, usedNames);
usedNames.Add(name);
var variable = new SimpleVariable(p.Type, p.Name, DomRegion.Empty);
parameters.Add(variable);
variables.Add(variable, new VariableData(name, null, false));
constructorParameters.Add(new LocalResolveResult(variable));
}
}
var compileResult = CompileConstructorInvocation(constructor, initializerStatements, constructor.DeclaringTypeDefinition, constructor, constructorParameters, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, variables, usedNames);
var definition = JsExpression.FunctionDefinition(parameters.Select(p => variables[p].Name), JsStatement.Block(compileResult.AdditionalStatements.Concat(new[] { JsStatement.Return(compileResult.Expression) })));
properties.Add(new JsObjectLiteralProperty("def", definition));
}
return JsExpression.ObjectLiteral(properties);
}
private static JsExpression ConstructMemberInfo(IMember m, ICompilation compilation, IMetadataImporter metadataImporter, INamer namer, IRuntimeLibrary runtimeLibrary, IErrorReporter errorReporter, Func<IType, JsExpression> instantiateType, bool includeDeclaringType, MethodScriptSemantics semanticsIfAccessor) {
if (m is IMethod && ((IMethod)m).IsConstructor)
return ConstructConstructorInfo((IMethod)m, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, instantiateType, includeDeclaringType);
var properties = GetCommonMemberInfoProperties(m, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, instantiateType, includeDeclaringType);
if (m.IsStatic)
properties.Add(new JsObjectLiteralProperty("isStatic", JsExpression.True));
if (m is IMethod) {
var method = (IMethod)m;
var sem = semanticsIfAccessor ?? metadataImporter.GetMethodSemantics(method);
if (sem.Type != MethodScriptSemantics.ImplType.NormalMethod && sem.Type != MethodScriptSemantics.ImplType.StaticMethodWithThisAsFirstArgument && sem.Type != MethodScriptSemantics.ImplType.InlineCode) {
errorReporter.Message(Messages._7201, m.FullName, "method");
return JsExpression.Null;
}
if ((sem.Type == MethodScriptSemantics.ImplType.NormalMethod || sem.Type == MethodScriptSemantics.ImplType.StaticMethodWithThisAsFirstArgument) && sem.ExpandParams)
properties.Add(new JsObjectLiteralProperty("exp", JsExpression.True));
properties.Add(new JsObjectLiteralProperty("type", JsExpression.Number((int)MemberTypes.Method)));
if (sem.Type == MethodScriptSemantics.ImplType.InlineCode) {
var usedNames = new HashSet<string>();
var parameters = new List<IVariable>();
var variables = new Dictionary<IVariable, VariableData>();
var arguments = new List<ResolveResult>();
foreach (var p in method.Parameters) {
string name = namer.GetVariableName(p.Name, usedNames);
usedNames.Add(name);
var variable = new SimpleVariable(p.Type, p.Name, DomRegion.Empty);
parameters.Add(variable);
variables.Add(variable, new VariableData(name, null, false));
arguments.Add(new LocalResolveResult(variable));
}
var tokens = InlineCodeMethodCompiler.Tokenize(method, sem.LiteralCode, _ => {});
var compileResult = Compile(CreateMethodInvocationResolveResult(method, method.IsStatic ? (ResolveResult)new TypeResolveResult(method.DeclaringType) : new ThisResolveResult(method.DeclaringType), arguments), method.DeclaringTypeDefinition, method, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, true, variables, usedNames);
var definition = JsExpression.FunctionDefinition(parameters.Select(p => variables[p].Name), JsStatement.Block(compileResult.AdditionalStatements.Concat(new[] { JsStatement.Return(compileResult.Expression) })));
if (tokens.Any(t => t.Type == InlineCodeToken.TokenType.TypeParameter && t.OwnerType == SymbolKind.Method)) {
definition = JsExpression.FunctionDefinition(method.TypeParameters.Select(namer.GetTypeParameterName), JsStatement.Return(definition));
properties.Add(new JsObjectLiteralProperty("tpcount", JsExpression.Number(method.TypeParameters.Count)));
}
properties.Add(new JsObjectLiteralProperty("def", definition));
}
else {
if (IsJsGeneric(method, metadataImporter)) {
properties.Add(new JsObjectLiteralProperty("tpcount", JsExpression.Number(method.TypeParameters.Count)));
}
if (sem.Type == MethodScriptSemantics.ImplType.StaticMethodWithThisAsFirstArgument) {
properties.Add(new JsObjectLiteralProperty("sm", JsExpression.True));
}
properties.Add(new JsObjectLiteralProperty("sname", JsExpression.String(sem.Name)));
}
properties.Add(new JsObjectLiteralProperty("returnType", instantiateType(method.ReturnType)));
properties.Add(new JsObjectLiteralProperty("params", JsExpression.ArrayLiteral(method.Parameters.Select(p => instantiateType(p.Type)))));
}
else if (m is IField) {
var field = (IField)m;
var sem = metadataImporter.GetFieldSemantics(field);
if (sem.Type != FieldScriptSemantics.ImplType.Field) {
errorReporter.Message(Messages._7201, m.FullName, "field");
return JsExpression.Null;
}
properties.Add(new JsObjectLiteralProperty("type", JsExpression.Number((int)MemberTypes.Field)));
properties.Add(new JsObjectLiteralProperty("returnType", instantiateType(field.ReturnType)));
properties.Add(new JsObjectLiteralProperty("sname", JsExpression.String(sem.Name)));
}
else if (m is IProperty) {
var prop = (IProperty)m;
var sem = metadataImporter.GetPropertySemantics(prop);
properties.Add(new JsObjectLiteralProperty("type", JsExpression.Number((int)MemberTypes.Property)));
properties.Add(new JsObjectLiteralProperty("returnType", instantiateType(prop.ReturnType)));
if (prop.Parameters.Count > 0)
properties.Add(new JsObjectLiteralProperty("params", JsExpression.ArrayLiteral(prop.Parameters.Select(p => instantiateType(p.Type)))));
switch (sem.Type) {
case PropertyScriptSemantics.ImplType.GetAndSetMethods:
if (sem.GetMethod != null && sem.GetMethod.Type != MethodScriptSemantics.ImplType.NormalMethod && sem.GetMethod.Type != MethodScriptSemantics.ImplType.StaticMethodWithThisAsFirstArgument && sem.GetMethod.Type != MethodScriptSemantics.ImplType.InlineCode) {
errorReporter.Message(Messages._7202, m.FullName, "property", "getter");
return JsExpression.Null;
}
if (sem.SetMethod != null && sem.SetMethod.Type != MethodScriptSemantics.ImplType.NormalMethod && sem.SetMethod.Type != MethodScriptSemantics.ImplType.StaticMethodWithThisAsFirstArgument && sem.SetMethod.Type != MethodScriptSemantics.ImplType.InlineCode) {
errorReporter.Message(Messages._7202, m.FullName, "property", "setter");
return JsExpression.Null;
}
if (sem.GetMethod != null)
properties.Add(new JsObjectLiteralProperty("getter", ConstructMemberInfo(prop.Getter, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, instantiateType, includeDeclaringType, sem.GetMethod)));
if (sem.SetMethod != null)
properties.Add(new JsObjectLiteralProperty("setter", ConstructMemberInfo(prop.Setter, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, instantiateType, includeDeclaringType, sem.SetMethod)));
break;
case PropertyScriptSemantics.ImplType.Field:
if (prop.CanGet)
properties.Add(new JsObjectLiteralProperty("getter", ConstructFieldPropertyAccessor(prop.Getter, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, sem.FieldName, instantiateType, isGetter: true, includeDeclaringType: includeDeclaringType)));
if (prop.CanSet)
properties.Add(new JsObjectLiteralProperty("setter", ConstructFieldPropertyAccessor(prop.Setter, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, sem.FieldName, instantiateType, isGetter: false, includeDeclaringType: includeDeclaringType)));
properties.Add(new JsObjectLiteralProperty("fname", JsExpression.String(sem.FieldName)));
break;
default:
errorReporter.Message(Messages._7201, m.FullName, "property");
return JsExpression.Null;
}
}
else if (m is IEvent) {
var evt = (IEvent)m;
var sem = metadataImporter.GetEventSemantics(evt);
if (sem.Type != EventScriptSemantics.ImplType.AddAndRemoveMethods) {
errorReporter.Message(Messages._7201, m.FullName, "event");
return JsExpression.Null;
}
if (sem.AddMethod.Type != MethodScriptSemantics.ImplType.NormalMethod && sem.AddMethod.Type != MethodScriptSemantics.ImplType.StaticMethodWithThisAsFirstArgument && sem.AddMethod.Type != MethodScriptSemantics.ImplType.InlineCode) {
errorReporter.Message(Messages._7202, m.FullName, "event", "add accessor");
return JsExpression.Null;
}
if (sem.RemoveMethod.Type != MethodScriptSemantics.ImplType.NormalMethod && sem.RemoveMethod.Type != MethodScriptSemantics.ImplType.StaticMethodWithThisAsFirstArgument && sem.RemoveMethod.Type != MethodScriptSemantics.ImplType.InlineCode) {
errorReporter.Message(Messages._7202, m.FullName, "event", "remove accessor");
return JsExpression.Null;
}
properties.Add(new JsObjectLiteralProperty("type", JsExpression.Number((int)MemberTypes.Event)));
properties.Add(new JsObjectLiteralProperty("adder", ConstructMemberInfo(evt.AddAccessor, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, instantiateType, includeDeclaringType, sem.AddMethod)));
properties.Add(new JsObjectLiteralProperty("remover", ConstructMemberInfo(evt.RemoveAccessor, compilation, metadataImporter, namer, runtimeLibrary, errorReporter, instantiateType, includeDeclaringType, sem.RemoveMethod)));
}
else {
throw new ArgumentException("Invalid member " + m);
}
return JsExpression.ObjectLiteral(properties);
}
private static ExpressionCompileResult Compile(ResolveResult rr, ITypeDefinition currentType, IMethod currentMethod, ICompilation compilation, IMetadataImporter metadataImporter, INamer namer, IRuntimeLibrary runtimeLibrary, IErrorReporter errorReporter, bool returnValueIsImportant, Dictionary<IVariable, VariableData> variables, ISet<string> usedVariableNames) {
variables = variables ?? new Dictionary<IVariable, VariableData>();
usedVariableNames = usedVariableNames ?? new HashSet<string>();
return new ExpressionCompiler(compilation,
metadataImporter,
namer,
runtimeLibrary,
errorReporter,
variables,
new Dictionary<LambdaResolveResult, NestedFunctionData>(),
t => {
string name = namer.GetVariableName(null, usedVariableNames);
IVariable variable = new SimpleVariable(t, "temporary", DomRegion.Empty);
variables[variable] = new VariableData(name, null, false);
usedVariableNames.Add(name);
return variable;
},
_ => { throw new Exception("Cannot compile nested functions here"); },
null,
new NestedFunctionContext(EmptyList<IVariable>.Instance),
null,
currentMethod,
currentType
).Compile(rr, returnValueIsImportant);
}