expressions dereference.ts

88.23% Statements 15/17

85.71% Branches 6/7

100% Functions 1/1

88.23% Lines 15/17

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1x import {AnyType, DataReference, UnknownType, VoidType} from "../../types/basic";
import {AbstractType} from "../../types/basic/_abstract_type";
 
export class Dereference {
  public runSyntax(type: AbstractType | undefined): AbstractType | undefined {
    if (type instanceof VoidType
        || type instanceof AnyType
        || type === undefined
        || type instanceof UnknownType) {
      return type;
    }
    if (!(type instanceof DataReference)) {
      throw new Error("Not a data reference, cannot be dereferenced");
    }
    return type.getType();
  }
}