clarify

src/main/scala/com/htmlism/mos6502/dsl/DslDemo.scala

@@ -94,7 +94,7 @@ class CPU {
     registers.A
 
   def A_=[A](x: A)(implicit ctx: AssemblyContext, ev: Operand[A]): Unit =
-    ctx.push(LDA, x, "set A to value " + ev.toString(x))
+    ctx.push(LDA, x, "set A to value " + ev.toAddressLiteral(x))
 
   def A_=(reg: registers.DestinationA)(implicit ctx: AssemblyContext): Unit =
     reg match {

src/main/scala/com/htmlism/mos6502/dsl/GlobalAddress.scala

@@ -9,7 +9,7 @@ object GlobalAddress {
 
 case class GlobalAddress(n: Int) {
   def write[A](x: A)(implicit ctx: AssemblyContext, ev: Operand[A]): Unit = {
-    ctx.push(LDA, x, s"write value ${ev.toString(x)} to address $n")
+    ctx.push(LDA, x, s"write value ${ev.toAddressLiteral(x)} to address $n")
     ctx.push(STA, this, "")
   }
 }

src/main/scala/com/htmlism/mos6502/dsl/Operand.scala

@@ -3,7 +3,7 @@ package com.htmlism.mos6502.dsl
 import cats.Contravariant
 
 trait Operand[A] {
-  def toString(x: A): String
+  def toAddressLiteral(x: A): String
 }
 
 object Operand {
@@ -13,8 +13,8 @@ object Operand {
   implicit val contra: Contravariant[Operand] = new Contravariant[Operand] {
     def contramap[A, B](fa: Operand[A])(f: B => A): Operand[B] =
       new Operand[B] {
-        def toString(x: B): String =
-          fa.toString {
+        def toAddressLiteral(x: B): String =
+          fa.toAddressLiteral {
             f(x)
           }
       }

src/main/scala/com/htmlism/mos6502/dsl/Statement.scala

@@ -26,7 +26,7 @@ case class InstructionWithOperand[A](instruction: Instruction, operand: A, comme
       instruction.toString
 
     val operandStr =
-      ev.toString(operand)
+      ev.toAddressLiteral(operand)
 
     comment match {
       case Some(c) =>