Package software.amazon.smithy.rulesengine.language.stdlib

Class BooleanEquals

java.lang.Object

software.amazon.smithy.rulesengine.language.util.MandatorySourceLocation

software.amazon.smithy.rulesengine.language.syntax.expr.Expression

software.amazon.smithy.rulesengine.language.syntax.fn.Function

software.amazon.smithy.rulesengine.language.stdlib.BooleanEquals

All Implemented Interfaces:

FromSourceLocation, ToNode, Into<Condition>, TypeCheck

public final class BooleanEquals
extends Function

Represents a two argument function that compares two expression for boolean equality.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ID

Fields inherited from class software.amazon.smithy.rulesengine.language.syntax.fn.Function

functionNode

Constructor Summary

Constructors

Constructor	Description
BooleanEquals(FunctionNode functionNode)

Method Summary

Modifier and Type	Method	Description
<R> R	accept(ExpressionVisitor<R> visitor)	Invoke the ExpressionVisitor functions for this expression.
static Function	ofExpressions(Expression left, Expression right)	Returns a BooleanEquals Function comparing the left and right expressions for equality.
protected Type	typeCheckLocal(Scope<Type> scope)

Methods inherited from class software.amazon.smithy.rulesengine.language.syntax.fn.Function

condition, condition, equals, expectOneArgument, getArguments, getName, getSourceLocation, hashCode, into, toNode, toString

Methods inherited from class software.amazon.smithy.rulesengine.language.syntax.expr.Expression

equal, equal, fromNode, getAttr, getAttr, isSet, isValidHostLabel, isVirtualHostableS3Bucket, literal, not, of, of, of, parseArn, parseShortform, parseUrl, reference, substring, template, type, typeCheck

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

ID

public static final String ID

See Also:

• Constant Field Values

Constructor Details

BooleanEquals

public BooleanEquals(FunctionNode functionNode)

Method Details

ofExpressions

public static Function ofExpressions(Expression left,
 Expression right)

Returns a BooleanEquals Function comparing the left and right expressions for equality.

Parameters:

left - the left hand-side expression.

right - the right hand-side expression.

Returns:

the function defining the BooleanEquals of the left and right expressions.

accept

public <R> R accept(ExpressionVisitor<R> visitor)

Description copied from class: Expression

Invoke the ExpressionVisitor functions for this expression.

Specified by:

accept in class Expression

Type Parameters:

R - the visitor return type.

Parameters:

visitor - the visitor to be invoked.

Returns:

the return value of the visitor.

typeCheckLocal

protected Type typeCheckLocal(Scope<Type> scope)
                       throws InnerParseError

Specified by:

typeCheckLocal in class Expression

Throws:

InnerParseError