internal static void AddCallbackImplementation(CodeTypeDeclaration codeClass, string callbackName, string handlerName, string handlerArgs, bool methodHasOutParameters)
{
CodeFlags[] parameterFlags = new CodeFlags[1];
CodeMemberMethod method = AddMethod(codeClass, callbackName, parameterFlags, new string[] { typeof(object).FullName }, new string[] { "arg" }, typeof(void).FullName, null, (CodeFlags) 0);
CodeEventReferenceExpression left = new CodeEventReferenceExpression(new CodeThisReferenceExpression(), handlerName);
CodeBinaryOperatorExpression condition = new CodeBinaryOperatorExpression(left, CodeBinaryOperatorType.IdentityInequality, new CodePrimitiveExpression(null));
CodeStatement[] trueStatements = new CodeStatement[2];
trueStatements[0] = new CodeVariableDeclarationStatement(typeof(InvokeCompletedEventArgs), "invokeArgs", new CodeCastExpression(typeof(InvokeCompletedEventArgs), new CodeArgumentReferenceExpression("arg")));
CodeVariableReferenceExpression targetObject = new CodeVariableReferenceExpression("invokeArgs");
CodeObjectCreateExpression expression4 = new CodeObjectCreateExpression();
if (methodHasOutParameters)
{
expression4.CreateType = new CodeTypeReference(handlerArgs);
expression4.Parameters.Add(new CodePropertyReferenceExpression(targetObject, "Results"));
}
else
{
expression4.CreateType = new CodeTypeReference(typeof(AsyncCompletedEventArgs));
}
expression4.Parameters.Add(new CodePropertyReferenceExpression(targetObject, "Error"));
expression4.Parameters.Add(new CodePropertyReferenceExpression(targetObject, "Cancelled"));
expression4.Parameters.Add(new CodePropertyReferenceExpression(targetObject, "UserState"));
trueStatements[1] = new CodeExpressionStatement(new CodeDelegateInvokeExpression(new CodeEventReferenceExpression(new CodeThisReferenceExpression(), handlerName), new CodeExpression[] { new CodeThisReferenceExpression(), expression4 }));
method.Statements.Add(new CodeConditionStatement(condition, trueStatements, new CodeStatement[0]));
}
public override object Serialize (IDesignerSerializationManager manager, object value)
{
if (manager == null)
throw new ArgumentNullException ("manager");
if (value == null)
throw new ArgumentNullException ("value");
Enum[] enums = null;
TypeConverter converter = TypeDescriptor.GetConverter (value);
if (converter.CanConvertTo (typeof (Enum[])))
enums = (Enum[]) converter.ConvertTo (value, typeof (Enum[]));
else
enums = new Enum[] { (Enum) value };
CodeExpression left = null;
CodeExpression right = null;
foreach (Enum e in enums) {
right = GetEnumExpression (e);
if (left == null) // just the first time
left = right;
else
left = new CodeBinaryOperatorExpression (left, CodeBinaryOperatorType.BitwiseOr, right);
}
return left;
}
/// <summary>
/// if (string.IsNullOrEmpty(APIKey) == false)
/// request = request.WithAPIKey(APIKey)
/// </summary>
/// <returns></returns>
internal CodeConditionStatement CreateWithApiKey()
{
// !string.IsNullOrEmpty(Key)
var condition = new CodeBinaryOperatorExpression(
new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(string)), "IsNullOrEmpty",
new CodeVariableReferenceExpression(ApiKeyServiceDecorator.PropertyName)),
CodeBinaryOperatorType.ValueEquality,
new CodePrimitiveExpression(false));
//var condition =
//new CodeSnippetExpression("!string.IsNullOrEmpty(" + ApiKeyServiceDecorator.PropertyName + ")");
// if (...) {
var block = new CodeConditionStatement(condition);
// request = request.WithKey(APIKey)
var getProperty = new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(), ApiKeyServiceDecorator.PropertyName);
var request = new CodeMethodInvokeExpression(
new CodeVariableReferenceExpression("request"), "WithKey", getProperty);
var trueCase = new CodeAssignStatement(new CodeVariableReferenceExpression("request"), request);
// }
block.TrueStatements.Add(trueCase);
return block;
}
private static BinaryOperatorType CreateInstanceForType (Type l, CodeBinaryOperatorExpression code, object right, object left)
{
if (l == typeof (Int32))
return new BinaryOperatorTypeInt32 (code, right, left);
if (l == typeof (Int16))
return new BinaryOperatorTypeInt16 (code, right, left);
if (l == typeof (Int64))
return new BinaryOperatorTypeInt64 (code, right, left);
if (l == typeof (sbyte))
return new BinaryOperatorTypeSbyte (code, right, left);
if (l == typeof (float))
return new BinaryOperatorTypeFloat (code, right, left);
if (l == typeof (char))
return new BinaryOperatorTypeChar (code, right, left);
if (l == typeof (byte))
return new BinaryOperatorTypeByte (code, right, left);
throw new InvalidOperationException ("Type not suported as binary operator");
}
protected virtual void GenerateBinaryOperatorExpression(CodeBinaryOperatorExpression e)
{
bool flag = false;
this.Output.Write("(");
this.GenerateExpression(e.Left);
this.Output.Write(" ");
if ((e.Left is CodeBinaryOperatorExpression) || (e.Right is CodeBinaryOperatorExpression))
{
if (!this.inNestedBinary)
{
flag = true;
this.inNestedBinary = true;
this.Indent += 3;
}
this.ContinueOnNewLine("");
}
this.OutputOperator(e.Operator);
this.Output.Write(" ");
this.GenerateExpression(e.Right);
this.Output.Write(")");
if (flag)
{
this.Indent -= 3;
this.inNestedBinary = false;
}
}
protected CodeStatementCollection GenerateSetMappedPropertyCode(CodeExpression targetObj, CodeExpression value)
{
CodeStatementCollection statements = new CodeStatementCollection();
CodePropertyReferenceExpression property = new CodePropertyReferenceExpression(targetObj, MappedProperty.Name);
if (_mappedProperty.PropertyType.IsArray)
{
statements.Add(new CodeAssignStatement(
new CodeIndexerExpression(property, new CodePrimitiveExpression(_index)), value));
return statements;
}
if (IsCollection(_mappedProperty.PropertyType))
{
CodeBinaryOperatorExpression isNull =
new CodeBinaryOperatorExpression(property, CodeBinaryOperatorType.ValueEquality, new CodeSnippetExpression("null"));
CodeAssignStatement create = new CodeAssignStatement(property, new CodeObjectCreateExpression(_mappedProperty.PropertyType));
statements.Add(new CodeConditionStatement(isNull, create));
statements.Add(new CodeMethodInvokeExpression(property, "Add", value));
return statements;
}
statements.Add(new CodeAssignStatement(property, value));
return statements;
}
public void TypeReferenceExpressionTest ()
{
StringBuilder sb = new StringBuilder();
using (StringWriter sw = new StringWriter (sb)) {
CodeThisReferenceExpression thisRef = new CodeThisReferenceExpression();
CodeFieldReferenceExpression parentField = new CodeFieldReferenceExpression();
parentField.TargetObject = thisRef;
parentField.FieldName = "Parent";
CodeBinaryOperatorExpression expression = new CodeBinaryOperatorExpression(
parentField,
CodeBinaryOperatorType.IdentityInequality,
new CodePrimitiveExpression(null));
Assert.AreEqual ("(Not (Me.Parent) Is Nothing)", Generate (expression, sw), "#1");
sw.Close ();
}
sb = new StringBuilder();
using (StringWriter sw = new StringWriter (sb)) {
CodeThisReferenceExpression thisRef = new CodeThisReferenceExpression();
CodeFieldReferenceExpression parentField = new CodeFieldReferenceExpression();
parentField.TargetObject = thisRef;
parentField.FieldName = "Parent";
CodeBinaryOperatorExpression expression = new CodeBinaryOperatorExpression(
new CodePrimitiveExpression(null),
CodeBinaryOperatorType.IdentityInequality,
parentField);
Assert.AreEqual ("(Not (Me.Parent) Is Nothing)", Generate (expression, sw), "#2");
sw.Close ();
}
}
internal static CodeMemberMethod AddAsyncMethod(CodeTypeDeclaration codeClass, string methodName, string[] parameterTypeNames, string[] parameterNames, string callbackMember, string callbackName, string userState)
{
CodeMemberMethod method = AddMethod(codeClass, methodName, new CodeFlags[parameterNames.Length], parameterTypeNames, parameterNames, typeof(void).FullName, null, CodeFlags.IsPublic);
method.Comments.Add(new CodeCommentStatement(Res.GetString("CodeRemarks"), true));
CodeMethodInvokeExpression expression = new CodeMethodInvokeExpression(new CodeThisReferenceExpression(), methodName, new CodeExpression[0]);
for (int i = 0; i < parameterNames.Length; i++)
{
expression.Parameters.Add(new CodeArgumentReferenceExpression(parameterNames[i]));
}
expression.Parameters.Add(new CodePrimitiveExpression(null));
method.Statements.Add(expression);
method = AddMethod(codeClass, methodName, new CodeFlags[parameterNames.Length], parameterTypeNames, parameterNames, typeof(void).FullName, null, CodeFlags.IsPublic);
method.Comments.Add(new CodeCommentStatement(Res.GetString("CodeRemarks"), true));
method.Parameters.Add(new CodeParameterDeclarationExpression(typeof(object), userState));
CodeFieldReferenceExpression left = new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), callbackMember);
CodeBinaryOperatorExpression condition = new CodeBinaryOperatorExpression(left, CodeBinaryOperatorType.IdentityEquality, new CodePrimitiveExpression(null));
CodeDelegateCreateExpression right = new CodeDelegateCreateExpression {
DelegateType = new CodeTypeReference(typeof(SendOrPostCallback)),
TargetObject = new CodeThisReferenceExpression(),
MethodName = callbackName
};
CodeStatement[] trueStatements = new CodeStatement[] { new CodeAssignStatement(left, right) };
method.Statements.Add(new CodeConditionStatement(condition, trueStatements, new CodeStatement[0]));
return method;
}
protected virtual CodeExpression BuildConditionalExpression(
conditionalContainer container, ItemsChoiceType choiceType)
{
//grab the children
List<CodeExpression> children = new List<CodeExpression>();
for (int i = 0; i < container.Items.Length; i++)
{
if (container.Items[i] is conditionalContainer)
{
children.Add(BuildConditionalExpression((conditionalContainer)container.Items[i],
container.ItemsElementName[i]));
}
else if (container.Items[i] is actionEquals)
{
children.Add(BuildConditionalExpression((actionEquals)container.Items[i]));
}
else if (container.Items[i] is valueEquals)
{
children.Add(BuildConditionalExpression((valueEquals)container.Items[i],
container.ItemsElementName[i]));
}
else
{
throw new GatException("Unrecognized conditional item type: " +
container.Items[i].GetType());
}
}
//get the full expression
CodeExpression expr = null;
if (choiceType == ItemsChoiceType.none)
{
expr = new CodeBinaryOperatorExpression(children[0],
CodeBinaryOperatorType.IdentityEquality, new CodePrimitiveExpression(false));
for (int i = 1; i < children.Count; i++)
{
expr = new CodeBinaryOperatorExpression(expr,
CodeBinaryOperatorType.BooleanAnd,
new CodeBinaryOperatorExpression(children[i],
CodeBinaryOperatorType.IdentityEquality, new CodePrimitiveExpression(false)));
}
}
else if (choiceType == ItemsChoiceType.all ||
choiceType == ItemsChoiceType.any)
{
CodeBinaryOperatorType opType = choiceType == ItemsChoiceType.all ?
CodeBinaryOperatorType.BooleanAnd : CodeBinaryOperatorType.BooleanOr;
expr = children[0];
for (int i = 1; i < children.Count; i++)
{
expr = new CodeBinaryOperatorExpression(expr,
CodeBinaryOperatorType.BooleanOr, children[i]);
}
}
else
{
throw new GatException("Unrecognized choice type: " + choiceType);
}
return expr;
}
static CodeExpression BasePlusN (int n)
{
CodeBinaryOperatorExpression idexpr = new CodeBinaryOperatorExpression ();
idexpr.Left = new CodeVariableReferenceExpression ("base_total");
idexpr.Operator = CodeBinaryOperatorType.Add;
idexpr.Right = new CodePrimitiveExpression (n);
return idexpr;
}
public static void AddDisposalOfMember(CodeMemberMethod disposeMethod, string memberName)
{
CodeBinaryOperatorExpression isnull = new CodeBinaryOperatorExpression(new CodeVariableReferenceExpression(memberName), CodeBinaryOperatorType.IdentityInequality, new CodePrimitiveExpression(null));
CodeExpressionStatement callDispose = new CodeExpressionStatement(new CodeMethodInvokeExpression(new CodeVariableReferenceExpression(memberName), "Dispose"));
//add dispose code
disposeMethod.Statements.Add(new CodeConditionStatement(isnull, callDispose));
}
public void BeginLoop()
{
var cond = new CodeBinaryOperatorExpression(_expr_memory_pointer, CodeBinaryOperatorType.IdentityInequality, _expr_value_zero);
var loop = new CodeIterationStatement(new CodeSnippetStatement(), cond, new CodeSnippetStatement());
_nest.Peek().Add(loop);
_nest.Push(loop.Statements);
IncrementInstructionPointer();
}
public static CodeBinaryOperatorExpression Clone(this CodeBinaryOperatorExpression expression)
{
if (expression == null) return null;
CodeBinaryOperatorExpression e = new CodeBinaryOperatorExpression();
e.Left = expression.Left.Clone();
e.Operator = expression.Operator;
e.Right = expression.Right.Clone();
e.UserData.AddRange(expression.UserData);
return e;
}
public static void ThrowWhenArgumentMatchesExpression(this CodeStatementCollection self, string argument, CodeBinaryOperatorExpression expression)
{
self.Add (
new CodeConditionStatement (
expression,
new CodeThrowExceptionStatement (
new CodeObjectCreateExpression (
new CodeTypeReference ("System.ArgumentNullException"),
new CodePrimitiveExpression (argument)))));
}
public TypescriptBinaryOperatorExpression(
IExpressionFactory expressionFactory,
CodeBinaryOperatorExpression codeExpression,
CodeGeneratorOptions options)
{
_expressionFactory = expressionFactory;
_codeExpression = codeExpression;
_options = options;
System.Diagnostics.Debug.WriteLine("TypescriptBinaryOperatorExpression Created");
}
public void Constructor0_Deny_Unrestricted ()
{
CodeBinaryOperatorExpression cboe = new CodeBinaryOperatorExpression ();
Assert.IsNull (cboe.Left, "Left");
cboe.Left = new CodeExpression ();
Assert.IsNull (cboe.Right, "Right");
cboe.Right = new CodeExpression ();
Assert.AreEqual (CodeBinaryOperatorType.Add, cboe.Operator, "Operator");
cboe.Operator = CodeBinaryOperatorType.Divide;
}
public void Constructor1_Deny_Unrestricted ()
{
CodeExpression left = new CodeExpression ();
CodeExpression right = new CodeExpression ();
CodeBinaryOperatorExpression cboe = new CodeBinaryOperatorExpression (left, CodeBinaryOperatorType.Subtract, right);
Assert.AreSame (left, cboe.Left, "Left");
cboe.Left = new CodeExpression ();
Assert.AreSame (right, cboe.Right, "Right");
cboe.Right = new CodeExpression ();
Assert.AreEqual (CodeBinaryOperatorType.Subtract, cboe.Operator, "Operator");
cboe.Operator = CodeBinaryOperatorType.Multiply;
}
internal static void GenerateConstructorStatements(CodeConstructor ctor, string url, string appSettingUrlKey, string appSettingBaseUrl, bool soap11)
{
bool flag = (url != null) && (url.Length > 0);
bool flag2 = (appSettingUrlKey != null) && (appSettingUrlKey.Length > 0);
CodeAssignStatement statement = null;
if (flag || flag2)
{
CodeExpression expression;
CodePropertyReferenceExpression left = new CodePropertyReferenceExpression(new CodeThisReferenceExpression(), "Url");
if (flag)
{
expression = new CodePrimitiveExpression(url);
statement = new CodeAssignStatement(left, expression);
}
if (flag && !flag2)
{
ctor.Statements.Add(statement);
}
else if (flag2)
{
CodeVariableReferenceExpression expression3 = new CodeVariableReferenceExpression("urlSetting");
CodeTypeReferenceExpression targetObject = new CodeTypeReferenceExpression(typeof(ConfigurationManager));
CodePropertyReferenceExpression expression5 = new CodePropertyReferenceExpression(targetObject, "AppSettings");
expression = new CodeIndexerExpression(expression5, new CodeExpression[] { new CodePrimitiveExpression(appSettingUrlKey) });
ctor.Statements.Add(new CodeVariableDeclarationStatement(typeof(string), "urlSetting", expression));
if ((appSettingBaseUrl == null) || (appSettingBaseUrl.Length == 0))
{
expression = expression3;
}
else
{
if ((url == null) || (url.Length == 0))
{
throw new ArgumentException(Res.GetString("IfAppSettingBaseUrlArgumentIsSpecifiedThen0"));
}
string str = new Uri(appSettingBaseUrl).MakeRelative(new Uri(url));
CodeExpression[] parameters = new CodeExpression[] { expression3, new CodePrimitiveExpression(str) };
expression = new CodeMethodInvokeExpression(new CodeTypeReferenceExpression(typeof(string)), "Concat", parameters);
}
CodeStatement[] trueStatements = new CodeStatement[] { new CodeAssignStatement(left, expression) };
CodeBinaryOperatorExpression condition = new CodeBinaryOperatorExpression(expression3, CodeBinaryOperatorType.IdentityInequality, new CodePrimitiveExpression(null));
if (flag)
{
ctor.Statements.Add(new CodeConditionStatement(condition, trueStatements, new CodeStatement[] { statement }));
}
else
{
ctor.Statements.Add(new CodeConditionStatement(condition, trueStatements));
}
}
}
}
private void MergeAssignmentAt(List<object> parts, int i)
{
int x = i - 1, y = i + 1;
bool right = y < parts.Count;
if (parts[i] as CodeBinaryOperatorType? != CodeBinaryOperatorType.Assign)
return;
if (i > 0 && IsJsonObject(parts[x]))
{
MergeObjectAssignmentAt(parts, i);
return;
}
else if (i > 0 && IsArrayExtension(parts[x]))
{
var extend = (CodeMethodInvokeExpression) parts[x];
extend.Parameters.Add(right ? VarMixedExpr(parts[y]) : new CodePrimitiveExpression(null));
if (right)
parts.RemoveAt(y);
parts.RemoveAt(i);
return;
}
var assign = new CodeBinaryOperatorExpression
{
Operator = CodeBinaryOperatorType.Assign
};
parts[i] = assign;
if (assign.Left != null)
return;
if (parts[x] is CodeBinaryOperatorExpression)
{
var binary = (CodeBinaryOperatorExpression) parts[x];
assign.Left = (CodeArrayIndexerExpression) binary.Left;
}
else if (IsVarReference(parts[x]))
assign.Left = (CodeArrayIndexerExpression) parts[x];
else if (parts[x] is CodePropertyReferenceExpression)
assign.Left = (CodePropertyReferenceExpression) parts[x];
else
assign.Left = VarId((CodeExpression) parts[x]);
assign.Right = right ? VarMixedExpr(parts[y]) : new CodePrimitiveExpression(null);
parts[x] = assign;
if (right)
parts.RemoveAt(y);
parts.RemoveAt(i);
}
/// <summary>
/// Formats an enum value to a code expression.
/// </summary>
/// <param name="value">The value to be formatted</param>
/// <returns>A code expression representing one single enumeration value, or a collection of two or more values concatenated with the <c>Or</c> operator.</returns>
public static CodeExpression FormatEnumValue(Enum value)
{
Type valueType = value.GetType();
bool isFlags = valueType.HasCustomAttribute(typeof(FlagsAttribute));
long enumValue = Convert.ToInt64(value);
if (isFlags && enumValue > 0)
{
CodeExpression returnExpression = null;
foreach (FieldInfo field in valueType.GetFields())
{
if (field.IsLiteral)
{
long fieldValue = Convert.ToInt64(field.GetValue(null));
if ((enumValue & fieldValue) == fieldValue)
{
CodeFieldReferenceExpression fieldExpression = new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(valueType), field.Name);
if (returnExpression == null)
returnExpression = fieldExpression;
else
returnExpression = new CodeBinaryOperatorExpression(returnExpression, CodeBinaryOperatorType.BitwiseOr, fieldExpression);
enumValue ^= fieldValue;
}
}
}
if (enumValue == 0)
return returnExpression;
else
return new CodeCastExpression(valueType, new CodePrimitiveExpression(Convert.ToInt64(value)));
}
else
{
foreach (FieldInfo field in valueType.GetFields())
{
if (field.IsLiteral)
{
long fieldValue = Convert.ToInt64(field.GetValue(null));
if (fieldValue == enumValue)
return new CodeFieldReferenceExpression(new CodeTypeReferenceExpression(valueType), field.Name);
}
}
}
return new CodeCastExpression(valueType, new CodePrimitiveExpression(Convert.ToInt64(value)));
}
public override void ExplicitVisit(BooleanNotExpression node)
{
var binaryOp = new cs.CodeBinaryOperatorExpression()
{
Operator = cs.CodeBinaryOperatorType.IdentityInequality,
Left = TryBuildFromNode(node.Expression, ref lastHasError, ref lastError),
Right = new cs.CodePrimitiveExpression(true)
};
if (!lastHasError)
{
lastExpression = binaryOp;
}
}
public override void ExplicitVisit(BooleanBinaryExpression node)
{
// BinaryExpressionType + First + Second
cs.CodeBinaryOperatorExpression binary = new cs.CodeBinaryOperatorExpression();
binary.Operator = ConvertToBinaryOperatorType(node.BinaryExpressionType);
binary.Left = TryBuildFromNode(node.FirstExpression, ref lastHasError, ref lastError);
binary.Right = TryBuildFromNode(node.SecondExpression, ref lastHasError, ref lastError);
if (lastHasError)
{
}
else
{
this.lastExpression = binary;
}
}
public override object Serialize(IDesignerSerializationManager manager, object value)
{
CodeExpression left = null;
using (CodeDomSerializerBase.TraceScope("EnumCodeDomSerializer::Serialize"))
{
Enum[] enumArray;
if (!(value is Enum))
{
return left;
}
bool flag = false;
TypeConverter converter = TypeDescriptor.GetConverter(value);
if ((converter != null) && converter.CanConvertTo(typeof(Enum[])))
{
enumArray = (Enum[]) converter.ConvertTo(value, typeof(Enum[]));
flag = enumArray.Length > 1;
}
else
{
enumArray = new Enum[] { (Enum) value };
flag = true;
}
CodeTypeReferenceExpression targetObject = new CodeTypeReferenceExpression(value.GetType());
TypeConverter converter2 = new EnumConverter(value.GetType());
foreach (Enum enum2 in enumArray)
{
string str = (converter2 != null) ? converter2.ConvertToString(enum2) : null;
CodeExpression right = !string.IsNullOrEmpty(str) ? new CodeFieldReferenceExpression(targetObject, str) : null;
if (right != null)
{
if (left == null)
{
left = right;
}
else
{
left = new CodeBinaryOperatorExpression(left, CodeBinaryOperatorType.BitwiseOr, right);
}
}
}
if ((left != null) && flag)
{
left = new CodeCastExpression(value.GetType(), left);
}
}
return left;
}
public override void ExplicitVisit(BooleanIsNullExpression node)
{
cs.CodeBinaryOperatorExpression binary = new cs.CodeBinaryOperatorExpression();
binary.Operator = node.IsNot
? cs.CodeBinaryOperatorType.IdentityInequality
: cs.CodeBinaryOperatorType.ValueEquality;
binary.Left = TryBuildFromNode(node.Expression, ref lastHasError, ref lastError);
binary.Right = new cs.CodePrimitiveExpression(null);
if (lastHasError)
{
}
else
{
this.lastExpression = binary;
}
}
public CodeDoWhileStatement(CodeExpression testExpression, params CodeStatement[] statements)
{
string firstIterationFlagName = "firstIterationFlag" + (_firstIterationFlagCounter++);
_testExpr = new CodeBinaryOperatorExpression(
new CodeVariableReferenceExpression(firstIterationFlagName),
CodeBinaryOperatorType.BooleanOr,
testExpression);
Statements.AddRange(statements);
base.InitStatement = new CodeVariableDeclarationStatement(
typeof (bool),
firstIterationFlagName,
new CodePrimitiveExpression(true));
base.TestExpression = _testExpr;
base.IncrementStatement = new CodeAssignStatement(
new CodeVariableReferenceExpression(firstIterationFlagName),
new CodePrimitiveExpression(false));
}
public NumericExpression(
string numericProperty,
NumericOperand numericOperand,
double value,
Conditional conditional)
: base(numericProperty, value, numericOperand, conditional)
{
this._binaryExpression =
new CodeBinaryOperatorExpression(
new CodeCastExpression(
"System.Double",
new CodePropertyReferenceExpression(
new CodeThisReferenceExpression(),
numericProperty)),
(CodeBinaryOperatorType)
Enum.Parse(typeof(CodeBinaryOperatorType), numericOperand.ToString(), true),
new CodePrimitiveExpression(value));
}
internal static CodeStatement CreateNullHandlingStatement(bool replaceNullValue, bool hasReturnType, bool useNullInsteadOfDefault)
{
string retValue = "";
CodeStatement[] trueStatements = new CodeStatement[1];
if(hasReturnType)
{
retValue = replaceNullValue ? "nullValue" : (useNullInsteadOfDefault ? "null" : "default(T)");
}
trueStatements[0] = CreateReturnStatement(retValue);
CodeExpression ifExpression = new CodeBinaryOperatorExpression(
new CodeSnippetExpression("source"),
CodeBinaryOperatorType.ValueEquality,
new CodeSnippetExpression("null"));
CodeConditionStatement st = new CodeConditionStatement(ifExpression, trueStatements, new CodeStatement[0]);
return st;
}
protected override PropertyDeclaration CreateForeignKey(ClassDeclaration classDeclaration, ForeignKeyColumnSchema foreignKey)
{
string columnName = foreignKey.PrimaryKeyTable.Name;
string fkname = this.NameProvider.GetPropertyName(columnName);
string fkfieldname = this.NameProvider.GetFieldName(columnName);
string fkdatatype = this.NameProvider.GetClassName(foreignKey.PrimaryKeyTable);
//add the field
var field = new CodeMemberField(fkdatatype, fkfieldname);
classDeclaration.Members.Add(field);
//add the prop
var prop = new CodeMemberProperty();
prop.Name = fkname;
prop.Type = new CodeTypeReference(fkdatatype);
prop.Attributes = MemberAttributes.Public | MemberAttributes.Final;
prop.GetStatements.Add(
new CodeMethodReturnStatement(
new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), fkfieldname)));
//if (value == null || this._stateCode == null || (value.ID != this._stateCode.ID))
var ifValueNull = new CodeBinaryOperatorExpression(new CodeSnippetExpression("value"), CodeBinaryOperatorType.IdentityEquality, new CodeSnippetExpression("null"));
var ifFieldNull = new CodeBinaryOperatorExpression(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), fkfieldname), CodeBinaryOperatorType.IdentityEquality, new CodeSnippetExpression("null"));
var valueIdExpression = new CodePropertyReferenceExpression(new CodeSnippetExpression("value"), "ID");
var fieldIdExpression = new CodePropertyReferenceExpression(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), fkfieldname), "ID");
var ifValueIdDoesNotEqualFieldId = new CodeBinaryOperatorExpression(valueIdExpression, CodeBinaryOperatorType.IdentityInequality, fieldIdExpression);
prop.SetStatements.Add(
new CodeConditionStatement(
new CodeBinaryOperatorExpression(
new CodeBinaryOperatorExpression(ifValueNull, CodeBinaryOperatorType.BooleanOr, ifFieldNull),
CodeBinaryOperatorType.BooleanOr,
ifValueIdDoesNotEqualFieldId),
new CodeSnippetStatement(String.Format("{1}((EightyProofSolutions.BlogEngine.Core.Models.ITrackPropertyChanges)this).OnPropertyChanged(\"{0}\", this.{2}, value);", fkname, new String('\t', 5), fkfieldname)),
new CodeAssignStatement(
new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), fkfieldname),
new CodeSnippetExpression("value"))));
classDeclaration.Members.Add(prop);
return null;
//PropertyDeclaration result = classDeclaration.AddProperty(fkname, fkfieldname, fkdatatype);
//return result;
}
public override void ExplicitVisit(BooleanComparisonExpression node)
{
// ComparisonType + First + Second
cs.CodeBinaryOperatorExpression binary = new cs.CodeBinaryOperatorExpression();
binary.Operator = ConvertToBinaryOperatorType(node.ComparisonType);
binary.Left = TryBuildFromNode(node.FirstExpression, ref lastHasError, ref lastError);
binary.Right = TryBuildFromNode(node.SecondExpression, ref lastHasError, ref lastError);
if (lastHasError)
{
return;
}
// adjust left or right : boolean column - compare to int : true==1
// try get left type
// try get right type
this.lastExpression = binary;
}
public void Visit(WhenLiteralStatement statement)
{
CodeStatementCollection collection = new CodeStatementCollection();
var arg = VisitChild(statement.Literal);
var condition = new CodeConditionStatement();
if (arg.Tag != null) //this is a null literal
{
condition.Condition = new CodeBinaryOperatorExpression(new CodeVariableReferenceExpression("var"), CodeBinaryOperatorType.IdentityEquality, new CodePrimitiveExpression(null));
}
else
{
var preCondition = new CodeBinaryOperatorExpression(new CodeVariableReferenceExpression("var"), CodeBinaryOperatorType.IdentityInequality, new CodePrimitiveExpression(null));
condition.Condition = new CodeBinaryOperatorExpression(preCondition, CodeBinaryOperatorType.BooleanAnd, new CodeMethodInvokeExpression(new CodeVariableReferenceExpression("var"), "Equals", arg.CodeExpression));
}
var then = VisitChild(statement.Then);
condition.TrueStatements.Add(new CodeMethodReturnStatement(then.CodeExpression));
_codeStack.Peek().Tag = then.Tag;
_codeStack.Peek().ParentStatements.Add(condition);
}
/// <summary>
/// string content functions
/// </summary>
/// <example>
/// "abcdefg".StartsWith("abc") ?
/// </example>
public StringExpression(
string stringProperty,
StringOperand operand,
string value,
Conditional conditional)
: base(stringProperty, value, operand, conditional)
{
this._binaryExpression = new CodeBinaryOperatorExpression
{
Left =
new CodeMethodInvokeExpression(
CodeTypeReferenceExpression, "StringFunction",
new CodeExpression[]
{
new CodePropertyReferenceExpression(new CodeThisReferenceExpression(),
stringProperty),
new CodePrimitiveExpression(value),
new CodePrimitiveExpression(operand),
}),
Operator = CodeBinaryOperatorType.ValueEquality,
Right = CodePrimitiveExpressionTrue
};
}
void EmitBinary(CodeBinaryOperatorExpression binary)
{
bool stmt = this.stmt;
if (stmt)
this.stmt = false;
else
writer.Write(Parser.ParenOpen);
depth++;
EmitExpression(binary.Left);
depth--;
writer.Write(Parser.SingleSpace);
writer.Write(Operator(binary.Operator));
writer.Write(Parser.SingleSpace);
depth++;
EmitExpression(binary.Right);
depth--;
if (!stmt)
writer.Write(Parser.ParenClose);
}
private CodeTypeMember GetCompositeClassEqualsMethod(string className, List<CodeMemberField> fields)
{
//public override bool Equals( object obj )
//{
// if( obj == this ) return true;
// if( obj == null || obj.GetType() != this.GetType() ) return false;
// MyCompositeKey test = ( MyCompositeKey ) obj;
// return ( _keyA == test.KeyA || (_keyA != null && _keyA.Equals( test.KeyA ) ) ) &&
// ( _keyB == test.KeyB || ( _keyB != null && _keyB.Equals( test.KeyB ) ) );
//}
CodeMemberMethod equals = new CodeMemberMethod();
equals.Attributes = MemberAttributes.Public | MemberAttributes.Override;
equals.ReturnType = new CodeTypeReference(typeof(Boolean));
equals.Name = "Equals";
CodeParameterDeclarationExpression param = new CodeParameterDeclarationExpression(typeof(Object), "obj");
equals.Parameters.Add(param);
equals.Statements.Add(new CodeConditionStatement(
new CodeBinaryOperatorExpression(
new CodeFieldReferenceExpression(null, "obj"),
CodeBinaryOperatorType.ValueEquality, new CodeThisReferenceExpression()
), new CodeMethodReturnStatement(new CodePrimitiveExpression(true))
)
);
equals.Statements.Add(new CodeConditionStatement
(
new CodeBinaryOperatorExpression
(
new CodeBinaryOperatorExpression(
new CodeFieldReferenceExpression(null, "obj"),
CodeBinaryOperatorType.ValueEquality, new CodePrimitiveExpression(null)),
CodeBinaryOperatorType.BooleanOr,
new CodeBinaryOperatorExpression(
new CodeMethodInvokeExpression(
new CodeFieldReferenceExpression(null, "obj"), "GetType"),
CodeBinaryOperatorType.IdentityInequality,
new CodeMethodInvokeExpression(new CodeThisReferenceExpression(),
"GetType"))
)
, new CodeMethodReturnStatement(new CodePrimitiveExpression(false))
)
);
equals.Statements.Add(
new CodeVariableDeclarationStatement(new CodeTypeReference(className), "test",
new CodeCastExpression(new CodeTypeReference(className),
new CodeFieldReferenceExpression(null, "obj"))));
List<CodeExpression> expressions = new List<CodeExpression>();
foreach (CodeMemberField field in fields)
{
expressions.Add(
new CodeBinaryOperatorExpression(
//_keyA == test.KeyA
new CodeBinaryOperatorExpression(
new CodeFieldReferenceExpression(null, field.Name),
CodeBinaryOperatorType.ValueEquality,
new CodeFieldReferenceExpression(new CodeFieldReferenceExpression(null, "test"), field.Name)),
CodeBinaryOperatorType.BooleanOr, // ||
new CodeBinaryOperatorExpression(
//_keyA != null
new CodeBinaryOperatorExpression(
new CodeFieldReferenceExpression(null, field.Name),
CodeBinaryOperatorType.IdentityInequality,
new CodePrimitiveExpression(null)
),
CodeBinaryOperatorType.BooleanAnd, // &&
// _keyA.Equals( test.KeyA )
new CodeMethodInvokeExpression(
new CodeFieldReferenceExpression(null, field.Name), "Equals",
new CodeFieldReferenceExpression(
new CodeFieldReferenceExpression(null, "test"), field.Name))
)
)
);
}
CodeExpression expression;
if (expressions.Count > 2)
expression =
new CodeBinaryOperatorExpression(expressions[0], CodeBinaryOperatorType.BooleanAnd,
GetBooleanAnd(expressions, 1));
else
expression =
new CodeBinaryOperatorExpression(expressions[0], CodeBinaryOperatorType.BooleanAnd, expressions[1]);
equals.Statements.Add(new CodeMethodReturnStatement(expression));
return equals;
}
/// <summary>
/// Creates the property changed method.
/// </summary>
/// <returns>CodeMemberMethod on Property Change handler</returns>
/// <remarks>
/// <code>
/// protected virtual void OnPropertyChanged(string info) {
/// PropertyChangedEventHandler handler = PropertyChanged;
/// if (handler != null) {
/// handler(this, new PropertyChangedEventArgs(info));
/// }
/// }
/// </code>
/// </remarks>
internal static CodeMemberMethod CreatePropertyChangedMethod()
{
const string paramName = "propertyName";
const string variableName = "handler";
var propertyChangedMethod = new CodeMemberMethod
{
Name = "OnPropertyChanged",
Attributes = MemberAttributes.Public
};
propertyChangedMethod.Parameters.Add(new CodeParameterDeclarationExpression(
new CodeTypeReference(typeof(String)), paramName));
if (GeneratorContext.GeneratorParams.TrackingChanges.Enabled && GeneratorContext.GeneratorParams.Language == GenerationLanguage.CSharp)
{
propertyChangedMethod.Parameters.Add(new CodeParameterDeclarationExpression(typeof(object), "value"));
// this.ChangeTracker.RecordCurrentValue(info, value);
var changeTrackerParams = new CodeExpression[] { new CodeArgumentReferenceExpression(paramName), new CodeArgumentReferenceExpression(("value")) };
var changeTrackerInvokeExpression = new CodeMethodInvokeExpression(new CodeMethodReferenceExpression(new CodeThisReferenceExpression(), "ChangeTracker.RecordCurrentValue"), changeTrackerParams);
propertyChangedMethod.Statements.Add(changeTrackerInvokeExpression);
}
//Declare temp variable holding the event
var vardec = new CodeVariableDeclarationStatement(
new CodeTypeReference(typeof(PropertyChangedEventHandler)), variableName);
vardec.InitExpression = new CodeEventReferenceExpression(
new CodeThisReferenceExpression(), "PropertyChanged");
propertyChangedMethod.Statements.Add(vardec);
//The part of the true, create the event and invoke it
//var createArgs = new CodeObjectCreateExpression(
// new CodeTypeReference(typeof(PropertyChangedEventArgs)),
// new CodeArgumentReferenceExpression(paramName));
var createArgs = CodeDomHelper.CreateInstance(typeof(PropertyChangedEventArgs), paramName);
var raiseEvent = new CodeDelegateInvokeExpression(
new CodeVariableReferenceExpression(variableName),
new CodeThisReferenceExpression(), createArgs);
//The Condition
CodeExpression condition = new CodeBinaryOperatorExpression(
new CodeVariableReferenceExpression(variableName),
CodeBinaryOperatorType.IdentityInequality,
new CodePrimitiveExpression(null));
//The if condition
var ifTempIsNull = new CodeConditionStatement();
ifTempIsNull.Condition = condition;
ifTempIsNull.TrueStatements.Add(raiseEvent);
propertyChangedMethod.Statements.Add(ifTempIsNull);
return propertyChangedMethod;
}
