'use strict';
var modulo = require('./modulo');
var ToNumber = require('./ToNumber');
var truncate = require('./truncate');
var isFinite = require('math-intrinsics/isFinite');
// https://262.ecma-international.org/14.0/#sec-toint8
module.exports = function ToInt8(argument) {
var number = ToNumber(argument);
if (!isFinite(number) || number === 0) {
return 0;
}
var int = truncate(number);
var int8bit = modulo(int, 0x100);
return int8bit >= 0x80 ? int8bit - 0x100 : int8bit;
};