Function getFileExtension

src/SplatLoader.ts:437–449

(pathOrUrl: string)

// Returns the lowercased file extension from a path or URL
export function getFileExtension(pathOrUrl: string): string {
  const noTrailing = pathOrUrl.split(/[?#]/, 1)[0];
  const lastSlash = Math.max(
    noTrailing.lastIndexOf("/"),
    noTrailing.lastIndexOf("\\"),
  );
  const filename = noTrailing.slice(lastSlash + 1);
  const lastDot = filename.lastIndexOf(".");
  if (lastDot <= 0 || lastDot === filename.length - 1) {
    return ""; // No extension
  }
  return filename.slice(lastDot + 1).toLowerCase();
}

export function getSplatFileTypeFromPath(
  pathOrUrl: string,