ILazyFunction class abstract

Base interface which is required for lazily evaluated functions. A function is defined by a name, a number of parameters it accepts and of course the logic for evaluating the result.

Implementers

• AbstractLazyFunction
• IFunc

Constructors

ILazyFunction()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

getName() → String

Gets the name of this function.

The name is use to invoke this function in the expression.

getNumParams() → int

Gets the number of parameters this function accepts.

isBooleanFunction() → bool

Gets whether this function evaluates to a boolean expression.

lazyEval(List<LazyNumber> lazyParams) → LazyNumber

Lazily evaluate this function.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

numParamsVaries() → bool

Gets whether the number of accepted parameters varies.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited