Simplified ssa package

src/ssa/Return.go

@@ -1,18 +1,21 @@
 package ssa
 
 import (
-	"strconv"
-	"strings"
+	"fmt"
 
 	"git.urbach.dev/cli/q/src/types"
 )
 
 type Return struct {
-	Id
 	Arguments
 	Source
 }
 
+func (v *Return) AddUser(Value)    { panic("return can not be used as a dependency") }
+func (v *Return) IsConst() bool    { return false }
+func (v *Return) Type() types.Type { return types.Void }
+func (v *Return) Users() []Value   { return nil }
+
 func (a *Return) Equals(v Value) bool {
 	b, sameType := v.(*Return)
 
@@ -33,38 +36,10 @@ func (a *Return) Equals(v Value) bool {
 	return true
 }
 
-func (v *Return) IsConst() bool {
-	return false
-}
-
-func (v *Return) Debug(expand bool) string {
+func (v *Return) String() string {
 	if len(v.Arguments) == 0 {
 		return "return"
 	}
 
-	tmp := strings.Builder{}
-	tmp.WriteString("return ")
-
-	for i, arg := range v.Arguments {
-		if expand {
-			tmp.WriteString(arg.String())
-		} else {
-			tmp.WriteString("%")
-			tmp.WriteString(strconv.Itoa(arg.ID()))
-		}
-
-		if i != len(v.Arguments)-1 {
-			tmp.WriteString(", ")
-		}
-	}
-
-	return tmp.String()
-}
-
-func (v *Return) String() string {
-	return v.Debug(true)
-}
-
-func (v *Return) Type() types.Type {
-	return types.Void
+	return fmt.Sprintf("return %s", v.Arguments.String())
 }