IOperatorEvaluationEnvironment

Structures used for managing the evaluation environment for operators in an expression.

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Inheritance Hierarchy

IOperatorEvaluationEnvironment

TOperatorEvaluationEnvironment

References

Module

Core

Header

/Engine/Source/Runtime/Core/Public/Misc/ExpressionParserTypes.h

Include

#include "Misc/ExpressionParserTypes.h"

Syntax

struct IOperatorEvaluationEnvironment

Remarks

Structures used for managing the evaluation environment for operators in an expression. This class manages the evaluation context to avoid templating the whole evaluation code on a context type

Functions

Name Description

Public function Const

FExpressionR...

 

ExecBinary

(
    const FExpressionToken& Operator,
    const FExpressionToken& L,
    const FExpressionToken& R
)

Execute the specified token as a binary operator, if such an overload exists

Public function Const

FExpressionR...

 

ExecPostUnary

(
    const FExpressionToken& Operator,
    const FExpressionToken& L
)

Execute the specified token as a unary operator, if such an overload exists

Public function Const

FExpressionR...

 

ExecPreUnary

(
    const FExpressionToken& Operator,
    const FExpressionToken& R
)

Execute the specified token as a unary operator, if such an overload exists

Public function Const

bool

 

ShouldShortCircuit

(
    const FExpressionToken& Operator,
    const FExpressionToken& L
)

Check whether we should short circuit the specified operator
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