html-to-article-json/dist/normalize/minimum-content.js

Converting HTML to article-json

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
var hasNoContentNodes = function hasNoContentNodes(children) {
  return children.every(function (child) {
    return child.mark && !child.content || child.type !== 'text' && child.type !== 'linebreak';
  });
};

var assureMinimumContent = function assureMinimumContent(node) {
  if (node.children && hasNoContentNodes(node.children)) {
    node.children.unshift({
      type: 'linebreak'
    });
  }
};

var assureOneChild = function assureOneChild(tree) {
  if (tree.length === 0) {
    tree.push({
      type: 'paragraph',
      children: []
    });
  }
};

exports.default = function (tree) {
  assureOneChild(tree);

  tree.forEach(function (node) {
    if (node.type === 'blockquote') {
      assureOneChild(node.children);

      node.children.forEach(assureMinimumContent);
    } else {
      assureMinimumContent(node);
    }
  });
};