AbstractFunction class abstract
Abstract implementation of a direct function.
This abstract implementation does implement lazyEval so that it returns the result of eval.
- Inheritance
-
- Object
- AbstractLazyFunction
- AbstractFunction
- Implemented types
- Implementers
Constructors
- AbstractFunction(String name, int numParams, {bool booleanFunction = false})
- Creates a new function with given name and parameter count.
Properties
- booleanFunction ↔ bool
-
Whether this function is a boolean function.
getter/setter pairinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- name ↔ String
-
Name of this function.
getter/setter pairinherited
- numParams ↔ int
-
Number of parameters expected for this function.
-1denotes a variable number of parameters.getter/setter pairinherited - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
eval(
List< Decimal?> parameters) → Decimal -
Implementation for this function.
inherited
-
getName(
) → String -
Gets the name of this function.
The name is use to invoke this function in the expression.inherited -
getNumParams(
) → int -
Gets the number of parameters this function accepts.
inherited -
isBooleanFunction(
) → bool -
Gets whether this function evaluates to a boolean expression.
inherited
-
lazyEval(
List< LazyNumber> lazyParams) → LazyNumber -
Lazily evaluate this function.
override
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
numParamsVaries(
) → bool -
Gets whether the number of accepted parameters varies.
inherited -
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited