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Class Step

Expression

Implements

Expression

Index

Constructors

Properties

input labels outputs type

Methods

eachChild evaluate outputDefined parse

Constructors

constructor

new Step(type: Type, input: Expression, stops: Stops): Step
Parameters
- type: Type
- input: Expression
- stops: Stops
Returns Step

Properties

input

input: Expression

labels

labels: number[]

outputs

outputs: Expression[]

type

type: Type

Methods

eachChild

eachChild(fn: (_: Expression) => void): void
Parameters
- fn: (_: Expression) => void
Returns void

Implementation of Expression.eachChild

evaluate

evaluate(ctx: EvaluationContext): any
Parameters
- ctx: EvaluationContext
Returns any

Implementation of Expression.evaluate

outputDefined

outputDefined(): boolean

Statically analyze the expression, attempting to enumerate possible outputs. Returns false if the complete set of outputs is statically undecidable, otherwise true.

Returns boolean

Implementation of Expression.outputDefined

`Static`parse

parse(args: readonly unknown[], context: ParsingContext): Expression
Parameters
- args: readonly unknown[]
- context: ParsingContext
Returns Expression