code: function toComputedKey() {
    var node = this.node;
  
    var key;
    if (this.isMemberExpression()) {
      key = node.property;
    } else if (this.isProperty()) {
      key = node.key;
    } else {
      throw new ReferenceError("todo");
    }
  
    if (!node.computed) {
      if (t.isIdentifier(key)) key = t.literal(key.name);
    }
  
    return key;
  }
docs: [Please add a description.]