// according to the offical reference (EN)
// https://ichigojam.net/IchigoJam-en.html
Prism.languages.ichigojam = {
	'comment': /(?:\B'|REM)(?:[^\n\r]*)/i,
	'string': {
		pattern: /"(?:""|[!#$%&'()*,\/:;<=>?^_ +\-.A-Z\d])*"/i,
		greedy: true
	},
	'number': /(?:\B#[0-9A-F]+)|(?:\B`[01]+)|(?:\b|\B[.-])(?:\d+\.?\d*)(?:E[+-]?\d+)?/i,
	'keyword': /\b(?:BEEP|BPS|CASE|CLEAR|CLK|CLO|CLP|CLS|CLT|CLV|CONT|COPY|ELSE|END|FILE|FILES|FOR|GOSUB|GSB|GOTO|IF|INPUT|KBD|LED|LET|LIST|LOAD|LOCATE|LRUN|NEW|NEXT|OUT|RIGHT|PLAY|POKE|PRINT|PWM|REM|RENUM|RESET|RETURN|RTN|RUN|SAVE|SCROLL|SLEEP|SRND|STEP|STOP|SUB|TEMPO|THEN|TO|UART|VIDEO|WAIT)(?:\$|\b)/i,
	'function': /\b(?:ABS|ANA|ASC|BIN|BTN|DEC|END|FREE|HELP|HEX|I2CR|I2CW|IN|INKEY|LEN|LINE|PEEK|RND|SCR|SOUND|STR|TICK|USR|VER|VPEEK|ZER)(?:\$|\b)/i,
	'label': /(?:\B@[^\s]+)/i,
	'operator': /<[=>]?|>=?|\|\||&&|[+\-*\/=|&^~!]|\b(?:AND|NOT|OR)\b/i,
	'punctuation': /[\[,;:()\]]/
};