code: function getKey(property) {
              const key = property.key;
  
              if (property.computed) {
                  return sourceCode.getText().slice(key.range[0], key.range[1]);
              }
  
              return property.key.name || property.key.value;
          }
docs: Gets an object literal property's key as the identifier name or string value.
  @param {ASTNode} property Property node whose key to retrieve.
  @returns {string} The property's key.