Function searchInFile

packages/ethereum-viewer/src/fs/textSearchProvider.ts:47–131

(
  query: TextSearchQuery,
  _options: TextSearchOptions,
  progress: Progress<TextSearchResult>,
  uri: Uri,
  content: string,
  limit: Limit
)

}

function searchInFile(
  query: TextSearchQuery,
  _options: TextSearchOptions,
  progress: Progress<TextSearchResult>,
  uri: Uri,
  content: string,
  limit: Limit
): void {
  let { pattern } = query;

  const originalLines = content.split("\n");

  if (!query.isCaseSensitive) {
    content = content.toLowerCase();
    pattern = pattern.toLowerCase();
  }

  const lines = content.split("\n");

  for (
    let lineIndex = 0;
    lineIndex < lines.length && !limit.isHit();
    lineIndex++
  ) {
    const line = lines[lineIndex];
    const matches: TextSearchMatch[] = [];

    if (query.isRegExp) {
      const regex = new RegExp(fixNewline(pattern), "g");

      let hits = Array.from(line.matchAll(regex)).filter(hasIndex);
      if (!hits.length) continue;

      limit.increase(hits.length);
      if (limit.isHit()) {
        hits = hits.slice(0, limit.max - limit.current());
      }

      matches.push({
        uri,
        ranges: hits.map(
          (hit) =>
            new Range(
              lineIndex,
              hit.index,
              lineIndex,
              hit.index + hit[0].length
            )
        ),
        preview: {
          text: originalLines[lineIndex],
          matches: hits.map(
            (hit) => new Range(0, hit.index, 0, hit.index + hit[0].length)
          ),
        },
      });
    } else {
      let indices = getIndicesOf(pattern, line);