# Parsodus - A language agnostic parser generator
# Copyright © 2016-2017 Thomas Avé, Robin Jadoul, Kobe Wullaert
# 
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# a copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
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# 
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# 
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parser: SLR(1)
lexesis: bfLexer.lxs
terminals:
    "PLUS"
    "MINUS"
    "GREATER"
    "LESS"
    "POINT"
    "COMMA"
    "LBRACKET"
    "RBRACKET"
precedence:
    left 
    nonassoc
    right
start: <program>
grammar:
	<program> 		::= <instruction> <program> 			[PROGRAM]
					  | 									[EMPTY]
					  ;
	<instruction> 	::= "PLUS" 								[OPERATION]
					  | "MINUS" 							[OPERATION]
					  | "GREATER" 							[OPERATION]
					  | "LESS" 								[OPERATION]
					  | "POINT" 							[OPERATION]
					  | "COMMA" 							[OPERATION]
					  | "LBRACKET" <program> "RBRACKET"	[LOOP]
					  ;