Google translate 文字不換行

main.js

(() => {
  const inlineCodePattern = /(\w+\.)*\w+\(\)/g;

  function formatParagraph(paragraph) {
    const lines = paragraph.split('\n');
    return formatLines(lines);
  }

  function formatLines(lines) {
    const result = lines
      .map(line => formatLine(line.trim()))
      .filter(line => line.trim().length > 0)
      .join(' ');
    
    return formatInlineCode(result);
  }

  function formatInlineCode(string) {
    /**
     * ex:
     * - "foo()" --> "`foo()`"
     * - "foo.bar()" --> "`foo.bar()`"
     */
    return string.replaceAll(inlineCodePattern, match => '`' + match + '`');
  }

  function formatLine(line) {
    if (line.endsWith('-')) {
      return line.slice(0, -1);
    }
    else if (line.startsWith('//')) {
      return line.slice(2).trim();
    }
    else if (line === '*') {
      return '';
    }
    else if (line.startsWith('* ')) {
      return line.slice(2).trim();
    }
    else {
      return line;
    }
  }

  const textarea = document.querySelector('c-wiz textarea');
  const paragraphs = textarea.value.split('\n\n');
  const formattedParagraphs = paragraphs.map(formatParagraph).join('\n\n');
  textarea.value = formattedParagraphs;

  const event = new CustomEvent('input', { bubbles: true });
  textarea.dispatchEvent(event);
})();