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Interface Expression
interface Expression {
type: Type;
eachChild(fn: (a: Expression) => void): void;
evaluate(ctx: EvaluationContext): any;
outputDefined(): boolean;
}
type: Type;
eachChild(fn: (a: Expression) => void): void;
evaluate(ctx: EvaluationContext): any;
outputDefined(): boolean;
}
Implemented by
Index
Properties
Methods
Methods
eachChild
Parameters
- fn: (a: Expression) => void
Returns void
evaluate
Parameters
- ctx: EvaluationContext
Returns any
outputDefined
Statically analyze the expression, attempting to enumerate possible outputs. Returns false if the complete set of outputs is statically undecidable, otherwise true.
Returns boolean
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Expression