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  3. TOperatorJumpTable

TOperatorJumpTable

Jump table specifying how to execute an operator with different types

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

template<typename ContextType>  
struct TOperatorJumpTable

Remarks

Jump table specifying how to execute an operator with different types

Functions

  Type Name Description
Public function Const FExpressionResult

ExecBinary ( const FExpressionToken& Operator,
const FExpressionToken& L,
const FExpressionToken& R,
const ContextType* Context
)

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

ExecPostUnary ( const FExpressionToken& Operator,
const FExpressionToken& L,
const ContextType* Context
)

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

ExecPreUnary ( const FExpressionToken& Operator,
const FExpressionToken& R,
const ContextType* Context
)

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

MakeError ( FExpressionError(LOCTEXT("DivisionByZero","Division by zero."))
)

 Map an expression node to a binary operator with the specified implementation.
Public function void

MapPostUnary ( FuncType InFunc
)

 Map an expression node to a post-unary operator with the specified implementation.
Public function void

MapPreUnary ( FuncType InFunc
)

 Map an expression node to a pre-unary operator with the specified implementation.
Public function Const bool

ShouldShortCircuit ( const FExpressionToken& Operator,
const FExpressionToken& L,
const ContextType* Context
)

 Check whether we should short circuit the specified operator

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