optimizations

internal/object/float.go

@@ -17,6 +17,8 @@ func (f Float) Bool() bool {
 
 func (f Float) Add(other Object) (Object, error) {
 	switch obj := other.(type) {
+	case Integer:
+		return Float{f.Value + float64(obj.Value)}, nil
 	case Float:
 		return Float{f.Value + obj.Value}, nil
 	default:
@@ -26,6 +28,8 @@ func (f Float) Add(other Object) (Object, error) {
 
 func (f Float) Sub(other Object) (Object, error) {
 	switch obj := other.(type) {
+	case Integer:
+		return Float{f.Value - float64(obj.Value)}, nil
 	case Float:
 		return Float{f.Value - obj.Value}, nil
 	default:
@@ -35,6 +39,8 @@ func (f Float) Sub(other Object) (Object, error) {
 
 func (f Float) Mul(other Object) (Object, error) {
 	switch obj := other.(type) {
+	case Integer:
+		return Float{f.Value * float64(obj.Value)}, nil
 	case Float:
 		return Float{f.Value * obj.Value}, nil
 	case String:
@@ -48,6 +54,11 @@ func (f Float) Mul(other Object) (Object, error) {
 
 func (f Float) Div(other Object) (Object, error) {
 	switch obj := other.(type) {
+	case Integer:
+		if obj.Value == 0.0 {
+			return nil, NewDivisionByZeroError(f)
+		}
+		return Float{f.Value / float64(obj.Value)}, nil
 	case Float:
 		if obj.Value == 0 {
 			return nil, NewDivisionByZeroError(f)
@@ -60,6 +71,8 @@ func (f Float) Div(other Object) (Object, error) {
 
 func (f Float) Mod(other Object) (Object, error) {
 	switch obj := other.(type) {
+	case Integer:
+		return Float{math.Mod(f.Value, float64(obj.Value))}, nil
 	case Float:
 		return Float{math.Mod(f.Value, obj.Value)}, nil
 	default:
@@ -95,17 +108,17 @@ func (f Float) String() string {
 }
 
 // Copy implements the Copyable interface
-func (i Float) Copy() Object {
-	return Float{Value: i.Value}
+func (f Float) Copy() Object {
+	return Float{Value: f.Value}
 }
 
 // Hash implements the Hasher interface
-func (i Float) Hash() HashKey {
-	return HashKey{Type: i.Type(), Value: uint64(i.Value)}
+func (f Float) Hash() HashKey {
+	return HashKey{Type: f.Type(), Value: uint64(f.Value)}
 }
 
 // Type returns the type of the object
-func (i Float) Type() Type { return FloatType }
+func (f Float) Type() Type { return FloatType }
 
 // Inspect returns a stringified version of the object for debugging
-func (i Float) Inspect() string { return fmt.Sprintf("%f", i.Value) }
+func (f Float) Inspect() string { return fmt.Sprintf("%f", f.Value) }