rofrischmann/fela

const sanitizeComponentDisplayName = (cn) =>
  cn
    .replace(/[^_a-z0-9-]/gi, '_')
    .replace(/_{2,}/g, '_')
    .replace(/(^_|_$)/g, '')

export default function generateSelectorPrefix(displayName, ruleName) {
  const sanitizedDisplayName = sanitizeComponentDisplayName(displayName)

  return ruleName ? `${sanitizedDisplayName}_${ruleName}` : sanitizedDisplayName
}