chore(compiler): explicitly declare member accessibility for IRInstruction and IROperand classes

Author: bytexenon

src/compiler/compiler.ts

@@ -1,17 +1,17 @@
 /* IRInstruction */
 // eslint-disable-next-line @typescript-eslint/no-unused-vars
 class IRInstruction {
-  opcode: string;
-  operands: IROperand[];
+  public opcode: string;
+  public operands: IROperand[];
 
   constructor(opcode: string, operands: IROperand[]) {
     this.opcode = opcode;
     this.operands = operands;
   }
 }
 class IROperand {
-  type: string;
-  value: number;
+  public type: string;
+  public value: number;
 
   constructor(type: string, value: number) {
     this.type = type;