Class LabelExpressionSlim

Lighweight representation of a label, which can be put in any ExpressionSlim context. If it is jumped to, it will get the value provided by the corresponding GotoExpressionSlim. Otherwise, it receives the value in DefaultValue.

Inheritance
System.Object
ExpressionSlim
LabelExpressionSlim
Inherited Members
Namespace: System.Linq.Expressions
Assembly: Nuqleon.Linq.Expressions.Bonsai.dll
Syntax
public sealed class LabelExpressionSlim : ExpressionSlim

Properties

DefaultValue

The value of the LabelExpressionSlim when the label is reached through normal control flow (e.g. is not jumped to).

Declaration
public ExpressionSlim DefaultValue { get; }
Property Value
Type Description
ExpressionSlim

NodeType

Gets the expression node type.

Declaration
public override ExpressionType NodeType { get; }
Property Value
Type Description
System.Linq.Expressions.ExpressionType
Overrides

Target

The LabelTargetSlim which this label is associated with.

Declaration
public LabelTargetSlim Target { get; }
Property Value
Type Description
LabelTargetSlim

Methods

Accept(ExpressionSlimVisitor)

Accepts the expression tree node in the specified visitor.

Declaration
protected override ExpressionSlim Accept(ExpressionSlimVisitor visitor)
Parameters
Type Name Description
ExpressionSlimVisitor visitor

Visitor to process the current expression tree node.
Returns
Type Description
ExpressionSlim

Result of visiting the node.
Overrides

Accept<TExpression, TLambdaExpression, TParameterExpression, TNewExpression, TElementInit, TMemberBinding, TMemberAssignment, TMemberListBinding, TMemberMemberBinding, TCatchBlock, TSwitchCase, TLabelTarget>(ExpressionSlimVisitor<TExpression, TLambdaExpression, TParameterExpression, TNewExpression, TElementInit, TMemberBinding, TMemberAssignment, TMemberListBinding, TMemberMemberBinding, TCatchBlock, TSwitchCase, TLabelTarget>)

Accepts the expression tree node in the specified visitor.

Declaration
protected override TExpression Accept<TExpression, TLambdaExpression, TParameterExpression, TNewExpression, TElementInit, TMemberBinding, TMemberAssignment, TMemberListBinding, TMemberMemberBinding, TCatchBlock, TSwitchCase, TLabelTarget>(ExpressionSlimVisitor<TExpression, TLambdaExpression, TParameterExpression, TNewExpression, TElementInit, TMemberBinding, TMemberAssignment, TMemberListBinding, TMemberMemberBinding, TCatchBlock, TSwitchCase, TLabelTarget> visitor)
    where TLambdaExpression : TExpression where TParameterExpression : TExpression where TNewExpression : TExpression where TMemberAssignment : TMemberBinding where TMemberListBinding : TMemberBinding where TMemberMemberBinding : TMemberBinding
Parameters
Type Name Description
ExpressionSlimVisitor<TExpression, TLambdaExpression, TParameterExpression, TNewExpression, TElementInit, TMemberBinding, TMemberAssignment, TMemberListBinding, TMemberMemberBinding, TCatchBlock, TSwitchCase, TLabelTarget> visitor

Visitor to process the current expression tree node.
Returns
Type Description
TExpression

Result of visiting the node.
Type Parameters
Name Description
TExpression

Target type for expressions.
TLambdaExpression

Target type for lambda expressions. This type has to derive from TExpression.
TParameterExpression

Target type for parameter expressions. This type has to derive from TExpression.
TNewExpression

Target type for new expressions. This type has to derive from TExpression.
TElementInit

Target type for element initializers.
TMemberBinding

Target type for member bindings.
TMemberAssignment

Target type for member assignments. This type has to derive from TMemberBinding.
TMemberListBinding

Target type for member list bindings. This type has to derive from TMemberBinding.
TMemberMemberBinding

Target type for member member bindings. This type has to derive from TMemberBinding.
TCatchBlock

Target type for catch blocks.
TSwitchCase

Target type for switch cases.
TLabelTarget

Target type for label targets.
Overrides
System.Linq.Expressions.ExpressionSlim.Accept<TExpression, TLambdaExpression, TParameterExpression, TNewExpression, TElementInit, TMemberBinding, TMemberAssignment, TMemberListBinding, TMemberMemberBinding, TCatchBlock, TSwitchCase, TLabelTarget>(System.Linq.Expressions.ExpressionSlimVisitor<TExpression, TLambdaExpression, TParameterExpression, TNewExpression, TElementInit, TMemberBinding, TMemberAssignment, TMemberListBinding, TMemberMemberBinding, TCatchBlock, TSwitchCase, TLabelTarget>)

Update(LabelTargetSlim, ExpressionSlim)

Creates a new expression that is like this one, but using the supplied children. If all of the children are the same, it will return this expression.

Declaration
public LabelExpressionSlim Update(LabelTargetSlim target, ExpressionSlim defaultValue)
Parameters
Type Name Description
LabelTargetSlim target

The Target property of the result.
ExpressionSlim defaultValue

The DefaultValue property of the result.
Returns
Type Description
LabelExpressionSlim

This expression if no children changed, or an expression with the updated children.

Extension Methods