本文整理汇总了C#中VariableDeclarationStatement.Remove方法的典型用法代码示例。如果您正苦于以下问题：C# VariableDeclarationStatement.Remove方法的具体用法？C# VariableDeclarationStatement.Remove怎么用？C# VariableDeclarationStatement.Remove使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类VariableDeclarationStatement的用法示例。
在下文中一共展示了VariableDeclarationStatement.Remove方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetActions
public IEnumerable<CodeAction> GetActions(RefactoringContext context)
{
var foreachStatement = GetForeachStatement(context);
if (foreachStatement == null) {
yield break;
}
yield return new CodeAction(context.TranslateString("Convert 'foreach' loop to 'for'"), script => {
var result = context.Resolve(foreachStatement.InExpression);
var countProperty = GetCountProperty(result.Type);
// TODO: use another variable name if 'i' is already in use
var initializer = new VariableDeclarationStatement(new PrimitiveType("int"), "i", new PrimitiveExpression(0));
var id1 = new IdentifierExpression("i");
var id2 = id1.Clone();
var id3 = id1.Clone();
var variableDeclarationStatement = new VariableDeclarationStatement(
foreachStatement.VariableType.Clone(),
foreachStatement.VariableName,
new IndexerExpression(foreachStatement.InExpression.Clone(), id3)
);
var forStatement = new ForStatement() {
Initializers = { initializer },
Condition = new BinaryOperatorExpression (id1, BinaryOperatorType.LessThan, new MemberReferenceExpression (foreachStatement.InExpression.Clone (), countProperty)),
Iterators = { new ExpressionStatement (new UnaryOperatorExpression (UnaryOperatorType.PostIncrement, id2)) },
EmbeddedStatement = new BlockStatement {
variableDeclarationStatement
}
};
if (foreachStatement.EmbeddedStatement is BlockStatement) {
variableDeclarationStatement.Remove();
var oldBlock = (BlockStatement)foreachStatement.EmbeddedStatement.Clone();
if (oldBlock.Statements.Any()) {
oldBlock.Statements.InsertBefore(oldBlock.Statements.First(), variableDeclarationStatement);
} else {
oldBlock.Statements.Add(variableDeclarationStatement);
}
forStatement.EmbeddedStatement = oldBlock;
} else {
forStatement.EmbeddedStatement.AddChild (foreachStatement.EmbeddedStatement.Clone (), BlockStatement.StatementRole);
}
script.Replace (foreachStatement, forStatement);
script.Link (initializer.Variables.First ().NameToken, id1, id2, id3);
});
}示例2: VisitVariableDeclarationStatement
public override void VisitVariableDeclarationStatement(
VariableDeclarationStatement variableDeclarationStatement)
{
base.VisitVariableDeclarationStatement(variableDeclarationStatement);
if (variableDeclarationStatement.Variables.Count != 1)
return;
var variable = variableDeclarationStatement.Variables.First();
switch (variable.Name)
{
case "__cx":
case "__cy":
case "__cz":
case "__cwidth":
case "__cheight":
case "__cdepth":
this.m_CInitializers[variable.Name] = variable.Initializer;
variableDeclarationStatement.Remove();
break;
}
}示例3: GetActions
public override IEnumerable<CodeAction> GetActions(RefactoringContext context)
{
bool hasIndexAccess;
var foreachStatement = GetForeachStatement(context, out hasIndexAccess);
if (foreachStatement == null || foreachStatement.EmbeddedStatement == null)
yield break;
var state = context.GetResolverStateBefore (foreachStatement.EmbeddedStatement);
string name = GetName(state, VariableNames);
if (name == null) // very unlikely, but just in case ...
yield break;
yield return new CodeAction(context.TranslateString("Convert 'foreach' loop to 'for'"), script => {
var result = context.Resolve(foreachStatement.InExpression);
var countProperty = GetCountProperty(result.Type);
var inExpression = foreachStatement.InExpression;
var initializer = hasIndexAccess ? new VariableDeclarationStatement(new PrimitiveType("int"), name, new PrimitiveExpression(0)) :
new VariableDeclarationStatement(new SimpleType("var"), name, new InvocationExpression(new MemberReferenceExpression (inExpression.Clone (), "GetEnumerator")));
var id1 = new IdentifierExpression(name);
var id2 = id1.Clone();
var id3 = id1.Clone();
Statement declarationStatement = null;
if (inExpression is ObjectCreateExpression || inExpression is ArrayCreateExpression) {
string listName = GetName(state, CollectionNames) ?? "col";
declarationStatement = new VariableDeclarationStatement (
new PrimitiveType ("var"),
listName,
inExpression.Clone ()
);
inExpression = new IdentifierExpression (listName);
}
var variableDeclarationStatement = new VariableDeclarationStatement(
foreachStatement.VariableType.Clone(),
foreachStatement.VariableName,
hasIndexAccess ? (Expression)new IndexerExpression(inExpression.Clone(), id3) : new MemberReferenceExpression(id1, "Current")
);
var forStatement = new ForStatement {
Initializers = { initializer },
Condition = hasIndexAccess ? (Expression)new BinaryOperatorExpression (id1, BinaryOperatorType.LessThan, new MemberReferenceExpression (inExpression.Clone (), countProperty)) :
new InvocationExpression(new MemberReferenceExpression (id2, "MoveNext")),
EmbeddedStatement = new BlockStatement {
variableDeclarationStatement
}
};
if (hasIndexAccess)
forStatement.Iterators.Add(new UnaryOperatorExpression (UnaryOperatorType.PostIncrement, id2));
if (foreachStatement.EmbeddedStatement is BlockStatement) {
variableDeclarationStatement.Remove();
var oldBlock = (BlockStatement)foreachStatement.EmbeddedStatement.Clone();
if (oldBlock.Statements.Any()) {
oldBlock.Statements.InsertBefore(oldBlock.Statements.First(), variableDeclarationStatement);
} else {
oldBlock.Statements.Add(variableDeclarationStatement);
}
forStatement.EmbeddedStatement = oldBlock;
} else {
forStatement.EmbeddedStatement.AddChild (foreachStatement.EmbeddedStatement.Clone (), BlockStatement.StatementRole);
}
if (declarationStatement != null)
script.InsertBefore (foreachStatement, declarationStatement);
script.Replace (foreachStatement, forStatement);
if (hasIndexAccess) {
script.Link (initializer.Variables.First ().NameToken, id1, id2, id3);
} else {
script.Link (initializer.Variables.First ().NameToken, id1, id2);
}
}, foreachStatement);
if (!hasIndexAccess)
yield break;
yield return new CodeAction(context.TranslateString("Convert 'foreach' loop to optimized 'for'"), script => {
var result = context.Resolve(foreachStatement.InExpression);
var countProperty = GetCountProperty(result.Type);
var initializer = new VariableDeclarationStatement(new PrimitiveType("int"), name, new PrimitiveExpression(0));
var id1 = new IdentifierExpression(name);
var id2 = id1.Clone();
var id3 = id1.Clone();
var inExpression = foreachStatement.InExpression;
Statement declarationStatement = null;
if (inExpression is ObjectCreateExpression || inExpression is ArrayCreateExpression) {
string listName = GetName(state, CollectionNames) ?? "col";
declarationStatement = new VariableDeclarationStatement (
new PrimitiveType ("var"),
listName,
inExpression.Clone ()
);
inExpression = new IdentifierExpression (listName);
}
var variableDeclarationStatement = new VariableDeclarationStatement(
foreachStatement.VariableType.Clone(),
foreachStatement.VariableName,
new IndexerExpression(inExpression.Clone(), id3)
);
//.........这里部分代码省略.........
示例4: GetActions
public override IEnumerable<CodeAction> GetActions(RefactoringContext context)
{
var foreachStatement = GetForeachStatement(context);
if (foreachStatement == null) {
yield break;
}
var state = context.GetResolverStateBefore (foreachStatement.EmbeddedStatement);
string name = GetName(state, VariableNames);
if (name == null) // very unlikely, but just in case ...
yield break;
yield return new CodeAction(context.TranslateString("Convert 'foreach' loop to 'for'"), script => {
var result = context.Resolve(foreachStatement.InExpression);
var countProperty = GetCountProperty(result.Type);
// TODO: use another variable name if 'i' is already in use
var initializer = new VariableDeclarationStatement(new PrimitiveType("int"), name, new PrimitiveExpression(0));
var id1 = new IdentifierExpression(name);
var id2 = id1.Clone();
var id3 = id1.Clone();
var inExpression = foreachStatement.InExpression;
Statement declarationStatement = null;
if (inExpression is ObjectCreateExpression || inExpression is ArrayCreateExpression) {
string listName = GetName(state, CollectionNames) ?? "col";
declarationStatement = new VariableDeclarationStatement (
new PrimitiveType ("var"),
listName,
inExpression.Clone ()
);
inExpression = new IdentifierExpression (listName);
}
var variableDeclarationStatement = new VariableDeclarationStatement(
foreachStatement.VariableType.Clone(),
foreachStatement.VariableName,
new IndexerExpression(inExpression.Clone(), id3)
);
var forStatement = new ForStatement() {
Initializers = { initializer },
Condition = new BinaryOperatorExpression (id1, BinaryOperatorType.LessThan, new MemberReferenceExpression (inExpression.Clone (), countProperty)),
Iterators = { new ExpressionStatement (new UnaryOperatorExpression (UnaryOperatorType.PostIncrement, id2)) },
EmbeddedStatement = new BlockStatement {
variableDeclarationStatement
}
};
if (foreachStatement.EmbeddedStatement is BlockStatement) {
variableDeclarationStatement.Remove();
var oldBlock = (BlockStatement)foreachStatement.EmbeddedStatement.Clone();
if (oldBlock.Statements.Any()) {
oldBlock.Statements.InsertBefore(oldBlock.Statements.First(), variableDeclarationStatement);
} else {
oldBlock.Statements.Add(variableDeclarationStatement);
}
forStatement.EmbeddedStatement = oldBlock;
} else {
forStatement.EmbeddedStatement.AddChild (foreachStatement.EmbeddedStatement.Clone (), BlockStatement.StatementRole);
}
if (declarationStatement != null)
script.InsertBefore (foreachStatement, declarationStatement);
script.Replace (foreachStatement, forStatement);
script.Link (initializer.Variables.First ().NameToken, id1, id2, id3);
}, foreachStatement);
}