Method toMap

packages/compiler-cli/linker/src/ast/ast_value.ts:193–199

* Converts the AstObject to a JavaScript Map, mapping each property value (as an * `AstValue`) to the generic type (`T`) via the `mapper` function.

(mapper: (value: AstValue<ObjectValueType<T>, TExpression>) => V)

   * `AstValue`) to the generic type (`T`) via the `mapper` function.
   */
  toMap<V>(mapper: (value: AstValue<ObjectValueType<T>, TExpression>) => V): Map<string, V> {
    const result = new Map<string, V>();
    for (const [key, expression] of this.obj) {
      result.set(key, mapper(new AstValue<ObjectValueType<T>, TExpression>(expression, this.host)));
    }
    return result;
  }

  private getRequiredProperty(propertyName: PropertyKey<T>): TExpression {
    if (!this.obj.has(propertyName)) {