StringTransformEvaluator class

Package:

adaptive-expressions

Evaluator that transforms a string to another string.

Extends

ExpressionEvaluator

Constructors

StringTransformEvaluator(string, (arg0: any[], options: Options) => string, (expr: Expression) => void)

Initializes a new instance of the StringTransformEvaluator class.

Properties

negation

Gets the evaluator that is a negation of this one. Sets the evaluator that is a negation of this one.

Inherited Properties

returnType	Type expected by evaluating the expression.
type	Gets the expression type for evaluator.

Inherited Methods

tryEvaluate(Expression, MemoryInterface, Options)	Evaluate an expression.
validateExpression(Expression)	Validate an expression.

Constructor Details

StringTransformEvaluator(string, (arg0: any[], options: Options) => string, (expr: Expression) => void)

Initializes a new instance of the StringTransformEvaluator class.

new StringTransformEvaluator(type: string, func: (arg0: any[], options: Options) => string, validator?: (expr: Expression) => void)

Parameters

type

string

Name of the built-in function.

func

(arg0: any[], options: Options) => string

The string transformation function, it takes a list of objects and returns an string.

validator

(expr: Expression) => void

The validation function.

Property Details

negation

Gets the evaluator that is a negation of this one. Sets the evaluator that is a negation of this one.

ExpressionEvaluator negation

Property Value

ExpressionEvaluator

The evaluator that is a negation of this one.

Inherited Property Details

returnType

Type expected by evaluating the expression.

returnType: ReturnType

Property Value

ReturnType

Inherited From ExpressionEvaluator.returnType

type

Gets the expression type for evaluator.

type: string

Property Value

string

Inherited From ExpressionEvaluator.type

Inherited Method Details

tryEvaluate(Expression, MemoryInterface, Options)

Evaluate an expression.

function tryEvaluate(expression: Expression, state: MemoryInterface, options: Options): ValueWithError

Parameters

expression

Expression

Expression to evaluate.

state

MemoryInterface

Global state information.

options

Options

Options used in the evaluation.

Returns

ValueWithError

The value and error string that is non-null if there is an error.

Inherited From ExpressionEvaluator.tryEvaluate

validateExpression(Expression)

Validate an expression.

function validateExpression(expression: Expression)

Parameters

expression

Expression

Expression to validate.

Inherited From ExpressionEvaluator.validateExpression