All files / app/assets/javascripts/search highlight_blob_search_result.js

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export default (search = '') => {
  const highlightLineClass = 'hll';
  const contentBody = document.getElementById('content-body');
  const searchTerm = search.toLowerCase();
  const blobs = contentBody.querySelectorAll('.js-blob-result');
 
  blobs.forEach((blob) => {
    const lines = blob.querySelectorAll('.line');
    lines.forEach((line) => {
      if (line.textContent.toLowerCase().includes(searchTerm)) {
        line.classList.add(highlightLineClass);
      }
    });
  });
};