package core

import (
	"git.urbach.dev/cli/q/src/asm"
	"git.urbach.dev/cli/q/src/cpu"
	"git.urbach.dev/cli/q/src/errors"
	"git.urbach.dev/cli/q/src/token"
)

// ExecuteRegister performs an operation on a single register.
func (f *Function) ExecuteRegister(operation token.Token, register cpu.Register) error {
	switch operation.Kind {
	case token.Negate:
		f.Register(asm.NEGATE, register)

	default:
		return errors.New(&errors.InvalidOperator{Operator: operation.Text(f.File.Bytes)}, f.File, operation.Position)
	}

	return nil
}