Function isStringOrBuffer

lib/internal/crypto/keys.js:443–447

(val)

}

function isStringOrBuffer(val) {
  return typeof val === 'string' ||
         isArrayBufferView(val) ||
         isAnyArrayBuffer(val);
}

function parseKeyEncoding(enc, keyType, isPublic, objName) {
  validateObject(enc, 'options');