Class IfIntrinsic

Represents the Fn::If intrinsic.

Inheritance
Object
AbstractIntrinsic
AbstractArrayIntrinsic
IfIntrinsic
Inherited Members
Namespace: Firefly.CloudFormationParser.Intrinsics.Functions
Assembly: Firefly.CloudFormationParser.dll
Syntax
public class IfIntrinsic : AbstractArrayIntrinsic, IIntrinsic, IEnumerable<object>, IEnumerable, IBranchableIntrinsic

Constructors

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IfIntrinsic()

Initializes a new instance of the IfIntrinsic class.

Declaration
public IfIntrinsic()
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IfIntrinsic(Object)

Initializes a new instance of the IfIntrinsic class.

Declaration
public IfIntrinsic(object value)
Parameters
Type Name Description
Object value

The value.
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IfIntrinsic(Object, Boolean)

Initializes a new instance of the IfIntrinsic class.

Declaration
public IfIntrinsic(object value, bool useLongForm)
Parameters
Type Name Description
Object value

The value.
Boolean useLongForm

If set to true, emit long form of intrinsic when serializing.

Fields

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Tag

The tag

Declaration
public const string Tag = "!If"
Field Value
Type Description
String

Properties

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Condition

Gets or sets the condition.

Declaration
public string Condition { get; set; }
Property Value
Type Description
String

The condition.
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LongName

Gets the long name of the intrinsic.

Declaration
public override string LongName { get; }
Property Value
Type Description
String

The long name.
Overrides
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TagName

Gets the YAML tag name.

Declaration
public override string TagName { get; }
Property Value
Type Description
String

The name of the tag.
Overrides
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Type

Gets the intrinsic type for this intrinsic.

Declaration
public override IntrinsicType Type { get; }
Property Value
Type Description
IntrinsicType

The type.
Overrides
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ValueIfFalse

Gets or sets the value if false.

Declaration
public object ValueIfFalse { get; }
Property Value
Type Description
Object

The value if false.
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ValueIfTrue

Gets or sets the value if true.

Declaration
public object ValueIfTrue { get; }
Property Value
Type Description
Object

The value if true.

Methods

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Evaluate(ITemplate)

Evaluates the result of the intrinsic function.

Declaration
public override object Evaluate(ITemplate template)
Parameters
Type Name Description
ITemplate template

Reference to the template being processed
Returns
Type Description
Object

The result.
Overrides
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GetBranch(ITemplate)

Gets the branch based on condition evaluation.

Declaration
public object GetBranch(ITemplate template)
Parameters
Type Name Description
ITemplate template

The template.
Returns
Type Description
Object

Either ValueIfTrue or ValueIfFalse based on conditions.
Exceptions
Type Condition
Amazon.CloudFormation.Model.InvalidOperationException

Condition '{this.Condition} not found in Conditions section of template.
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GetReferencedObjects(ITemplate)

Gets a list of referenced resources and/or parameters in this expression

Declaration
public override IEnumerable<string> GetReferencedObjects(ITemplate template)
Parameters
Type Name Description
ITemplate template

Reference to the template being processed
Returns
Type Description
IEnumerable<String>

List of references
Overrides
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SetValue(IEnumerable<Object>)

Sets the values for the intrinsic.

This is a list of objects, whose length depends on the number of properties (usually list elements) supported by the intrinsic. Each element depending on the intrinsic, may be a scalar value, another intrinsic or another list of items e.g. for !Join or !Select

Declaration
protected override void SetValue(IEnumerable<object> values)
Parameters
Type Name Description
IEnumerable<Object> values

Values to assign to the intrinsic
Overrides
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ToString()

Converts to string.

Declaration
public override string ToString()
Returns
Type Description
String

A String that represents this instance.
Overrides

Implements

See Also