function normalizeApiVersion()

in src/utils/initConfig.js [84:92]

• 9 lines of code
• 4 McCabe index (conditional complexity)

function normalizeApiVersion(input: any): ?any {
  if (typeof input !== 'string') {
    return null;
  }
  if (!input.startsWith('v')) {
    input = 'v' + input;
  }
  return /^v\d+\.\d+$/.test(input) ? input : null;
}