fix(Array, {HeadlessType})

src/ConstString.js

@@ -12,10 +12,10 @@ ConstString.prototype.serialize = function(dv, src) {
   const encoded = new DataView(encoder.encode(src).buffer, 0, this._size)
 
   if (dv.byteLength < encoded.byteLength) {
-    throw new Error('too small buffer')
+    throw new Error(this._name + ' too small buffer')
   }
   if (src.length != this._size) {
-    throw new Error('string should be ' + this._size + ' symbols length')
+    throw new Error(this._name + ' should be ' + this._size + ' symbols length')
   }
 
   memcpy(dv, encoded)