internal override void AnalyzeUsage(RuleAnalysis analysis)
{
// The left side of the assignment is modified.
RuleExpressionWalker.AnalyzeUsage(analysis, assignStatement.Left, false, true, null);
// The right side of the assignment is read.
RuleExpressionWalker.AnalyzeUsage(analysis, assignStatement.Right, true, false, null);
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeDirectionExpression expression2 = (CodeDirectionExpression)expression;
CodeExpression expression3 = expression2.Expression;
bool flag = false;
bool flag2 = true;
RulePathQualifier qualifier2 = null;
switch (expression2.Direction)
{
case FieldDirection.In:
flag = false;
flag2 = true;
qualifier2 = new RulePathQualifier("*", null);
break;
case FieldDirection.Out:
flag = true;
flag2 = false;
qualifier2 = null;
break;
case FieldDirection.Ref:
flag = true;
flag2 = true;
qualifier2 = analysis.ForWrites ? null : new RulePathQualifier("*", null);
break;
}
RuleExpressionWalker.AnalyzeUsage(analysis, expression3, flag2, flag, qualifier2);
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodePropertyReferenceExpression expression2 = (CodePropertyReferenceExpression)expression;
CodeExpression targetObject = expression2.TargetObject;
if (analysis.Validation.ExpressionInfo(targetObject) == null)
{
InvalidOperationException exception = new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ExpressionNotValidated, new object[0]));
exception.Data["ErrorObject"] = targetObject;
throw exception;
}
RulePropertyExpressionInfo info2 = analysis.Validation.ExpressionInfo(expression2) as RulePropertyExpressionInfo;
if (info2 == null)
{
InvalidOperationException exception2 = new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ExpressionNotValidated, new object[0]));
exception2.Data["ErrorObject"] = expression2;
throw exception2;
}
PropertyInfo propertyInfo = info2.PropertyInfo;
List <CodeExpression> attributedExprs = new List <CodeExpression>();
analysis.AnalyzeRuleAttributes(propertyInfo, targetObject, qualifier, null, null, attributedExprs);
if (!attributedExprs.Contains(targetObject))
{
RuleExpressionWalker.AnalyzeUsage(analysis, targetObject, isRead, isWritten, new RulePathQualifier(propertyInfo.Name, qualifier));
}
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeFieldReferenceExpression expression2 = (CodeFieldReferenceExpression)expression;
CodeExpression targetObject = expression2.TargetObject;
RuleExpressionWalker.AnalyzeUsage(analysis, targetObject, isRead, isWritten, new RulePathQualifier(expression2.FieldName, qualifier));
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeObjectCreateExpression expression2 = (CodeObjectCreateExpression)expression;
foreach (CodeExpression expression3 in expression2.Parameters)
{
RuleExpressionWalker.AnalyzeUsage(analysis, expression3, true, false, null);
}
}
public override ICollection <string> GetDependencies(RuleValidation validation)
{
RuleAnalysis analysis = new RuleAnalysis(validation, false);
if (this._expression != null)
{
RuleExpressionWalker.AnalyzeUsage(analysis, this._expression, true, false, null);
}
return(analysis.GetSymbols());
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeArrayIndexerExpression expression2 = (CodeArrayIndexerExpression)expression;
RuleExpressionWalker.AnalyzeUsage(analysis, expression2.TargetObject, isRead, isWritten, qualifier);
for (int i = 0; i < expression2.Indices.Count; i++)
{
RuleExpressionWalker.AnalyzeUsage(analysis, expression2.Indices[i], true, false, null);
}
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeArrayCreateExpression expression2 = (CodeArrayCreateExpression)expression;
if (expression2.SizeExpression != null)
{
RuleExpressionWalker.AnalyzeUsage(analysis, expression2.SizeExpression, true, false, null);
}
foreach (CodeExpression expression3 in expression2.Initializers)
{
RuleExpressionWalker.AnalyzeUsage(analysis, expression3, true, false, null);
}
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeBinaryOperatorExpression expression2 = (CodeBinaryOperatorExpression)expression;
RuleBinaryExpressionInfo info = analysis.Validation.ExpressionInfo(expression2) as RuleBinaryExpressionInfo;
if (info != null)
{
MethodInfo methodInfo = info.MethodInfo;
if (methodInfo != null)
{
List <CodeExpression> attributedExprs = new List <CodeExpression>();
CodeExpressionCollection argExprs = new CodeExpressionCollection();
argExprs.Add(expression2.Left);
argExprs.Add(expression2.Right);
CodeExpression targetExpr = new CodeTypeReferenceExpression(methodInfo.DeclaringType);
analysis.AnalyzeRuleAttributes(methodInfo, targetExpr, qualifier, argExprs, methodInfo.GetParameters(), attributedExprs);
}
}
RuleExpressionWalker.AnalyzeUsage(analysis, expression2.Left, true, false, null);
RuleExpressionWalker.AnalyzeUsage(analysis, expression2.Right, true, false, null);
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeMethodInvokeExpression expression2 = (CodeMethodInvokeExpression)expression;
CodeExpression targetObject = expression2.Method.TargetObject;
if (analysis.Validation.ExpressionInfo(targetObject) == null)
{
InvalidOperationException exception = new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ExpressionNotValidated, new object[0]));
exception.Data["ErrorObject"] = targetObject;
throw exception;
}
RuleMethodInvokeExpressionInfo info2 = analysis.Validation.ExpressionInfo(expression2) as RuleMethodInvokeExpressionInfo;
if (info2 == null)
{
InvalidOperationException exception2 = new InvalidOperationException(string.Format(CultureInfo.CurrentCulture, Messages.ExpressionNotValidated, new object[0]));
exception2.Data["ErrorObject"] = expression2;
throw exception2;
}
MethodInfo methodInfo = info2.MethodInfo;
List <CodeExpression> attributedExprs = new List <CodeExpression>();
analysis.AnalyzeRuleAttributes(methodInfo, targetObject, qualifier, expression2.Parameters, methodInfo.GetParameters(), attributedExprs);
if (!attributedExprs.Contains(targetObject))
{
RuleExpressionWalker.AnalyzeUsage(analysis, targetObject, true, false, null);
}
for (int i = 0; i < expression2.Parameters.Count; i++)
{
CodeExpression item = expression2.Parameters[i];
if (!attributedExprs.Contains(item))
{
RuleExpressionWalker.AnalyzeUsage(analysis, item, true, false, null);
}
}
}
internal override void AnalyzeUsage(CodeExpression expression, RuleAnalysis analysis, bool isRead, bool isWritten, RulePathQualifier qualifier)
{
CodeCastExpression expression2 = (CodeCastExpression)expression;
RuleExpressionWalker.AnalyzeUsage(analysis, expression2.Expression, true, false, null);
}
internal override void AnalyzeUsage(RuleAnalysis analysis)
{
RuleExpressionWalker.AnalyzeUsage(analysis, exprStatement.Expression, false, false, null);
}
internal void AnalyzeReadWrite(RuleAnalysis analysis, CodeExpression targetExpression, RulePathQualifier targetQualifier, CodeExpressionCollection argumentExpressions, ParameterInfo[] parameters, List <CodeExpression> attributedExpressions)
{
if (string.IsNullOrEmpty(attributePath))
{
// If the suffix is null or empty, this means the RuleAttributeTarget has no dependencies.
if (attributeTarget == RuleAttributeTarget.This)
{
// The target object has no dependencies.
attributedExpressions.Add(targetExpression);
}
else if (attributeTarget == RuleAttributeTarget.Parameter)
{
// ALL arguments have no dependencies.
for (int i = 0; i < argumentExpressions.Count; ++i)
{
attributedExpressions.Add(argumentExpressions[i]);
}
}
}
else
{
string suffix = attributePath;
bool isRead = !analysis.ForWrites;
bool isWrite = analysis.ForWrites;
if (attributeTarget == RuleAttributeTarget.This)
{
// Target is "This", so perform the analysis on the target expression.
// Remove the optional "this/" token if present.
string optionalPrefix = "this/";
if (suffix.StartsWith(optionalPrefix, StringComparison.Ordinal))
{
suffix = suffix.Substring(optionalPrefix.Length);
}
RuleExpressionWalker.AnalyzeUsage(analysis, targetExpression, isRead, isWrite, new RulePathQualifier(suffix, targetQualifier));
attributedExpressions.Add(targetExpression);
}
else if (attributeTarget == RuleAttributeTarget.Parameter)
{
string paramName = null;
int firstSlash = suffix.IndexOf('/');
if (firstSlash >= 0)
{
paramName = suffix.Substring(0, firstSlash);
suffix = suffix.Substring(firstSlash + 1);
}
else
{
paramName = suffix;
suffix = null;
}
// Find the ParameterInfo that corresponds to this attribute path.
ParameterInfo param = Array.Find <ParameterInfo>(parameters,
delegate(ParameterInfo p) { return(p.Name == paramName); });
if (param != null)
{
RulePathQualifier qualifier = string.IsNullOrEmpty(suffix) ? null : new RulePathQualifier(suffix, null);
// 99.9% of the time, the parameter usage attribute only applies to one argument. However,
// if this attribute corresponds to the last parameter, then just assume that all the trailing
// arguments correspond. (In other words, if the caller passed more arguments then there
// are parameters, we assume it was a params array.)
//
// Usually this loop will only execute once.
int end = param.Position + 1;
if (param.Position == parameters.Length - 1)
{
end = argumentExpressions.Count;
}
for (int i = param.Position; i < end; ++i)
{
CodeExpression argExpr = argumentExpressions[i];
RuleExpressionWalker.AnalyzeUsage(analysis, argExpr, isRead, isWrite, qualifier);
attributedExpressions.Add(argExpr);
}
}
}
}
}
internal override void AnalyzeUsage(RuleAnalysis analysis)
{
RuleExpressionWalker.AnalyzeUsage(analysis, this.assignStatement.Left, false, true, null);
RuleExpressionWalker.AnalyzeUsage(analysis, this.assignStatement.Right, true, false, null);
}
internal void AnalyzeReadWrite(RuleAnalysis analysis, CodeExpression targetExpression, RulePathQualifier targetQualifier, CodeExpressionCollection argumentExpressions, ParameterInfo[] parameters, List <CodeExpression> attributedExpressions)
{
if (string.IsNullOrEmpty(this.attributePath))
{
if (this.attributeTarget == RuleAttributeTarget.This)
{
attributedExpressions.Add(targetExpression);
}
else if (this.attributeTarget == RuleAttributeTarget.Parameter)
{
for (int i = 0; i < argumentExpressions.Count; i++)
{
attributedExpressions.Add(argumentExpressions[i]);
}
}
}
else
{
string attributePath = this.attributePath;
bool isRead = !analysis.ForWrites;
bool forWrites = analysis.ForWrites;
if (this.attributeTarget == RuleAttributeTarget.This)
{
string str2 = "this/";
if (attributePath.StartsWith(str2, StringComparison.Ordinal))
{
attributePath = attributePath.Substring(str2.Length);
}
RuleExpressionWalker.AnalyzeUsage(analysis, targetExpression, isRead, forWrites, new RulePathQualifier(attributePath, targetQualifier));
attributedExpressions.Add(targetExpression);
}
else if (this.attributeTarget == RuleAttributeTarget.Parameter)
{
string paramName = null;
int index = attributePath.IndexOf('/');
if (index >= 0)
{
paramName = attributePath.Substring(0, index);
attributePath = attributePath.Substring(index + 1);
}
else
{
paramName = attributePath;
attributePath = null;
}
ParameterInfo info = Array.Find <ParameterInfo>(parameters, p => p.Name == paramName);
if (info != null)
{
RulePathQualifier qualifier = string.IsNullOrEmpty(attributePath) ? null : new RulePathQualifier(attributePath, null);
int count = info.Position + 1;
if (info.Position == (parameters.Length - 1))
{
count = argumentExpressions.Count;
}
for (int j = info.Position; j < count; j++)
{
CodeExpression expression = argumentExpressions[j];
RuleExpressionWalker.AnalyzeUsage(analysis, expression, isRead, forWrites, qualifier);
attributedExpressions.Add(expression);
}
}
}
}
}