Go Roman Numerals

Quickly and efficiently convert to and from roman numerals in Go.

Benchmark Results

goos: darwin
goarch: arm64
pkg: github.com/brandenc40/romannumeral
BenchmarkIntToString-8          18048271                66.13 ns/op           24 B/op          2 allocs/op
BenchmarkStringToInt-8          17572086                67.31 ns/op            0 B/op          0 allocs/op
BenchmarkBytesToInt-8           17855149                64.93 ns/op            0 B/op          0 allocs/op
PASS
ok      github.com/brandenc40/romannumeral      5.130s

Example

package main

import (
	"fmt"
	rom "github.com/brandenc40/romannumeral"
)

func ExampleStringToInt() {
	integer, err := rom.StringToInt("IV")
	if err != nil {
		panic(err)
	}
	fmt.Println(integer == 4) // True
}

func ExampleBytesToInt() {
	integer, err := rom.BytesToInt([]byte("IV"))
	if err != nil {
		panic(err)
	}
	fmt.Println(integer == 4) // True
}

func ExampleIntToString() {
	roman, err := rom.IntToString(4)
	if err != nil {
		panic(err)
	}
	fmt.Println(roman == "IV") // True
}