react-dropzone-esm/dist/esm/attr-accept.mjs

Simple HTML5 drag-drop zone with React.js

function _accepts(file, acceptedFiles) {
  if (file && acceptedFiles) {
    const acceptedFilesArray = Array.isArray(acceptedFiles) ? acceptedFiles : acceptedFiles.split(",");
    if (acceptedFilesArray.length === 0) {
      return true;
    }
    const fileName = file.name || "";
    const mimeType = (file.type || "").toLowerCase();
    const baseMimeType = mimeType.replace(/\/.*$/, "");
    return acceptedFilesArray.some((type) => {
      const validType = type.trim().toLowerCase();
      if (validType.charAt(0) === ".") {
        return fileName.toLowerCase().endsWith(validType);
      } else if (validType.endsWith("/*")) {
        return baseMimeType === validType.replace(/\/.*$/, "");
      }
      return mimeType === validType;
    });
  }
  return true;
}

export { _accepts as default };