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  3. IOperatorEvaluationEnvironment

IOperatorEvaluationEnvironment

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

Unreal Engine C++ API Reference > Runtime > Core > Misc

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

  Type Name Description
Public function Const FExpressionResult

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 FExpressionResult

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

 Execute the specified token as a unary operator, if such an overload exists
Public function Const FExpressionResult

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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