slate/lib/utils/generate-key.js

A completely customizable framework for building rich text editors.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

/**
 * An auto-incrementing index for generating keys.
 *
 * @type {Number}
 */

var n = void 0;

/**
 * The global key generating function.
 *
 * @type {Function}
 */

var generate = void 0;

/**
 * Generate a key.
 *
 * @return {String}
 */

function generateKey() {
  return generate();
}

/**
 * Set a different unique ID generating `function`.
 *
 * @param {Function} func
 */

function setKeyGenerator(func) {
  generate = func;
}

/**
 * Reset the key generating function to its initial state.
 */

function resetKeyGenerator() {
  n = 0;
  generate = function generate() {
    return "" + n++;
  };
}

/**
 * Set the initial state.
 */

resetKeyGenerator();

/**
 * Export.
 *
 * @type {Object}
 */

exports.default = generateKey;
exports.setKeyGenerator = setKeyGenerator;
exports.resetKeyGenerator = resetKeyGenerator;
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