@atlaskit/editor-wikimarkup-transformer/dist/es2019/encoder/nodes/table.js

Wiki markup transformer for JIRA and Confluence

import { encode } from '..';
import { unknown } from './unknown';
export const table = (node, opts = {}) => {
  try {
    const result = [];
    node.forEach(n => {
      result.push(tableRow(n, opts));
    });
    return result.join('\n');
  } catch (err) {
    return unknown(node);
  }
};
const tableRow = (node, opts = {}) => {
  let result = '';
  let separator = '|';
  node.forEach(n => {
    if (n.type.name === 'tableHeader') {
      separator = '||';
    } else {
      separator = '|';
    }
    result = `${result}${separator}${tableCell(n, opts)}`;
  });
  return `${result}${separator}`;
};
const tableCell = (node, {
  context
} = {}) => {
  if (hasMergedCell(node)) {
    // This is an advanced table
    throw new Error('Advanced feature of table is not supported');
  }
  const result = [];
  node.forEach(n => {
    result.push(encode(n, context));
  });
  const output = result.join('\n').trim();
  // Return single whitespace if content of cell is empty
  // to preserve correct empty cell rendering in wiki
  return output === '' ? ' ' : output;
};
const hasMergedCell = node => {
  if (!node.attrs) {
    return false;
  }
  if (node.attrs.colspan && node.attrs.colspan !== 1) {
    return true;
  }
  if (node.attrs.rowspan && node.attrs.rowspan !== 1) {
    return true;
  }
  return false;
};