Function validateFile

src/core/utils/index.js:329–333

( val )

}

export const validateFile = ( val ) => {
  if ( val && !(val instanceof win.File) ) {
    return "Value must be a file"
  }
}

export const validateBoolean = ( val ) => {
  if ( !(val === "true" || val === "false" || val === true || val === false) ) {