<h2>File Contents: /home/planet5/www/yogitonics.com/wp-includes/js/dist/undo-manager.js</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/www/yogitonics.com/wp-includes/js/dist/undo-manager.js'><textarea name='file_content' rows='10' cols='50'>(function() {
&quot;use strict&quot;;
var wp;
(wp ||= {}).undoManager = (() =&gt; {
  var __create = Object.create;
  var __defProp = Object.defineProperty;
  var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
  var __getOwnPropNames = Object.getOwnPropertyNames;
  var __getProtoOf = Object.getPrototypeOf;
  var __hasOwnProp = Object.prototype.hasOwnProperty;
  var __commonJS = (cb, mod) =&gt; function __require() {
    return mod || (0, cb[__getOwnPropNames(cb)[0]])((mod = { exports: {} }).exports, mod), mod.exports;
  };
  var __export = (target, all) =&gt; {
    for (var name in all)
      __defProp(target, name, { get: all[name], enumerable: true });
  };
  var __copyProps = (to, from, except, desc) =&gt; {
    if (from &amp;&amp; typeof from === &quot;object&quot; || typeof from === &quot;function&quot;) {
      for (let key of __getOwnPropNames(from))
        if (!__hasOwnProp.call(to, key) &amp;&amp; key !== except)
          __defProp(to, key, { get: () =&gt; from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
    }
    return to;
  };
  var __toESM = (mod, isNodeMode, target) =&gt; (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
    // If the importer is in node compatibility mode or this is not an ESM
    // file that has been converted to a CommonJS file using a Babel-
    // compatible transform (i.e. &quot;__esModule&quot; has not been set), then set
    // &quot;default&quot; to the CommonJS &quot;module.exports&quot; for node compatibility.
    isNodeMode || !mod || !mod.__esModule ? __defProp(target, &quot;default&quot;, { value: mod, enumerable: true }) : target,
    mod
  ));
  var __toCommonJS = (mod) =&gt; __copyProps(__defProp({}, &quot;__esModule&quot;, { value: true }), mod);

  // package-external:@wordpress/is-shallow-equal
  var require_is_shallow_equal = __commonJS({
    &quot;package-external:@wordpress/is-shallow-equal&quot;(exports, module) {
      module.exports = window.wp.isShallowEqual;
    }
  });

  // packages/undo-manager/build-module/index.mjs
  var index_exports = {};
  __export(index_exports, {
    createUndoManager: () =&gt; createUndoManager
  });
  var import_is_shallow_equal = __toESM(require_is_shallow_equal(), 1);
  function mergeHistoryChanges(changes1, changes2) {
    const newChanges = { ...changes1 };
    Object.entries(changes2).forEach(([key, value]) =&gt; {
      if (newChanges[key]) {
        newChanges[key] = { ...newChanges[key], to: value.to };
      } else {
        newChanges[key] = value;
      }
    });
    return newChanges;
  }
  var addHistoryChangesIntoRecord = (record, changes) =&gt; {
    const existingChangesIndex = record?.findIndex(
      ({ id: recordIdentifier }) =&gt; {
        return typeof recordIdentifier === &quot;string&quot; ? recordIdentifier === changes.id : (0, import_is_shallow_equal.isShallowEqual)(recordIdentifier, changes.id);
      }
    );
    const nextRecord = [...record];
    if (existingChangesIndex !== -1) {
      nextRecord[existingChangesIndex] = {
        id: changes.id,
        changes: mergeHistoryChanges(
          nextRecord[existingChangesIndex].changes,
          changes.changes
        )
      };
    } else {
      nextRecord.push(changes);
    }
    return nextRecord;
  };
  function createUndoManager() {
    let history = [];
    let stagedRecord = [];
    let offset = 0;
    const dropPendingRedos = () =&gt; {
      history = history.slice(0, offset || void 0);
      offset = 0;
    };
    const appendStagedRecordToLatestHistoryRecord = () =&gt; {
      const index = history.length === 0 ? 0 : history.length - 1;
      let latestRecord = history[index] ?? [];
      stagedRecord.forEach((changes) =&gt; {
        latestRecord = addHistoryChangesIntoRecord(latestRecord, changes);
      });
      stagedRecord = [];
      history[index] = latestRecord;
    };
    const isRecordEmpty = (record) =&gt; {
      const filteredRecord = record.filter(({ changes }) =&gt; {
        return Object.values(changes).some(
          ({ from, to }) =&gt; typeof from !== &quot;function&quot; &amp;&amp; typeof to !== &quot;function&quot; &amp;&amp; !(0, import_is_shallow_equal.isShallowEqual)(from, to)
        );
      });
      return !filteredRecord.length;
    };
    return {
      addRecord(record, isStaged = false) {
        const isEmpty = !record || isRecordEmpty(record);
        if (isStaged) {
          if (isEmpty) {
            return;
          }
          record.forEach((changes) =&gt; {
            stagedRecord = addHistoryChangesIntoRecord(
              stagedRecord,
              changes
            );
          });
        } else {
          dropPendingRedos();
          if (stagedRecord.length) {
            appendStagedRecordToLatestHistoryRecord();
          }
          if (isEmpty) {
            return;
          }
          history.push(record);
        }
      },
      undo() {
        if (stagedRecord.length) {
          dropPendingRedos();
          appendStagedRecordToLatestHistoryRecord();
        }
        const undoRecord = history[history.length - 1 + offset];
        if (!undoRecord) {
          return;
        }
        offset -= 1;
        return undoRecord;
      },
      redo() {
        const redoRecord = history[history.length + offset];
        if (!redoRecord) {
          return;
        }
        offset += 1;
        return redoRecord;
      },
      hasUndo() {
        return !!history[history.length - 1 + offset];
      },
      hasRedo() {
        return !!history[history.length + offset];
      }
    };
  }
  return __toCommonJS(index_exports);
})();
(window.wp ||= {}).undoManager = wp.undoManager;
})();
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