Misc Primitive Fixes

packages/primitives/src/script.ts

@@ -10,7 +10,7 @@ import {
  * Script Entity.
  */
 export class Script {
-  public readonly bytes: Uint8Array;
+  protected readonly bytes: Uint8Array;
 
   /**
    * Construct a new Script
@@ -32,8 +32,8 @@ export class Script {
    */
   public static from(script: Uint8Array | string) {
     return script instanceof Uint8Array
-      ? Script.fromBytes(script)
-      : Script.fromHex(script);
+      ? this.fromBytes(script)
+      : this.fromHex(script);
   }
 
   /**
@@ -46,7 +46,7 @@ export class Script {
    * @returns {Script} The created Script Entity.
    */
   public static fromBytes(bytes: Uint8Array): Script {
-    return new Script(bytes);
+    return new this(bytes);
   }
 
   /**
@@ -73,7 +73,7 @@ export class Script {
     }
 
     // Return new Script Entity from the assembled bytecode.
-    return new Script(assembleResult.bytecode);
+    return new this(assembleResult.bytecode);
   }
 
   /**
@@ -95,7 +95,7 @@ export class Script {
     const scriptBin = hexToBin(hex);
 
     // Return new Script entity constructed from the binary.
-    return new Script(scriptBin);
+    return new this(scriptBin);
   }
 
   /**