<?php

namespace ExpressionEngine\Dependency\Dotenv\Loader;

class Value
{
    /**
     * The string representation of the parsed value.
     *
     * @var string
     */
    private $chars;
    /**
     * The locations of the variables in the value.
     *
     * @var int[]
     */
    private $vars;
    /**
     * Internal constructor for a value.
     *
     * @param string $chars
     * @param int[]  $vars
     *
     * @return void
     */
    private function __construct($chars, array $vars)
    {
        $this->chars = $chars;
        $this->vars = $vars;
    }
    /**
     * Create an empty value instance.
     *
     * @return \Dotenv\Loader\Value
     */
    public static function blank()
    {
        return new self('', []);
    }
    /**
     * Create a new value instance, appending the character.
     *
     * @param string $char
     * @param bool   $var
     *
     * @return \Dotenv\Loader\Value
     */
    public function append($char, $var)
    {
        return new self($this->chars . $char, $var ? \array_merge($this->vars, [\strlen($this->chars)]) : $this->vars);
    }
    /**
     * Get the string representation of the parsed value.
     *
     * @return string
     */
    public function getChars()
    {
        return $this->chars;
    }
    /**
     * Get the locations of the variables in the value.
     *
     * @return int[]
     */
    public function getVars()
    {
        $vars = $this->vars;
        \rsort($vars);
        return $vars;
    }
}
