package main

import (
	"strings"
)

func regexCase(code string) (string, bool) {
	if strings.HasSuffix(code, "/i") {
		return code[:len(code)-2], true
	} else if strings.HasSuffix(code, "/") {
		return code[:len(code)-1], false
	} else {
		return code, true
	}
}

func flex(width int, a, b string) string {
	return a + strings.Repeat(" ", max(1, width-len(a)-len(b))) + b
}

func safeSlice(b []byte, start, end int) []byte {
	length := len(b)
	if start > length {
		start = length
	}
	if end > length {
		end = length
	}
	if start < 0 {
		start = 0
	}
	if end < 0 {
		end = 0
	}
	if start > end {
		start = end
	}
	return b[start:end]
}