Function extractVarNames

packages/extension/utils/css.ts:191–204

(input: string)

}

export function extractVarNames(input: string): Set<string> {
  const out = new Set<string>()
  if (!input) return out

  replaceVarFunctions(input, ({ name, full }) => {
    const trimmed = name.trim()
    if (trimmed.startsWith('--')) {
      out.add(normalizeCustomPropertyName(trimmed))
    }
    return full
  })

  return out
}

export function formatHexAlpha(
  color: { r: number; g: number; b: number },