jscodeshaft/lib/attributes/renameAttr/index.js

Collection of more or less primitive helpers and abstractions for JSCodeShift, build for design system migrations and upgrades.

import { isElement, isTruthyString } from '../../typeChecking';
import { getAttributes } from '../getAttributes';


/**
 * @typedef {function}  renameAttrParams
 * @param   {string}    oldName   Existing attribute name
 * @param   {string}    newName   Wanted attribute name
 * @returns {array}     Mutated collection of attribute nodes
 *//**
 * Renames attribute on the given element node
 * @param   {function}  j     JSCodeShift instance
 * @param   {object}    node  Element node to mutate
 * @returns {function(renameAttrParams): Node[]}
 */
export const renameAttr = (j, node) => (oldName, newName) => {
  if (
    j
    && isElement(node)
    && isTruthyString(oldName)
    && isTruthyString(newName)
  ) {
    const attr = getAttributes(node).find(
      ({name}) => name.name === oldName,
    );

    attr.name.name = newName;
  }

  return getAttributes(node);
};