/*
 *  Copyright t lefering
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  These are the four essential freedoms with GNU GPL software:
 *  1: freedom to run the program, for any purpose
 *  2: freedom to study how the program works, and change it to make it do what you wish
 *  3: freedom to redistribute copies to help your Free Software friends
 *  4: freedom to distribute copies of your modified versions to your Free Software friends
 *   ,           ,
 *  /             \
 * ((__-^^-,-^^-__))
 * `-_---'  `---_-'
 *  `--|o`   'o|--'
 *      \  `  /
 *       ): :(
 *       :o_o:
 *        "-"
 *
 * SPDX-License-Identifier: GPL-3.0+
 * License-Filename: LICENSE
 */

file = _ head _ id _ list _

head = (pair)*

list = "[" _ some_items* _ "]" _

some_items = id list2 / pair

list2 = _ "[" _ some_items* _ "]" _

pair = (id string) / (id id) / (id fpnum) / (id digit)

digit = (("-"[0-9]+ _ ) / ("+"[0-9]+ _ ) / ([0-9]+ _ ))

fpnum = (("-"[0-9]*["."][0-9]* _ ) / ("+"[0-9]*["."][0-9]* _ ) / ([0-9]*["."][0-9]* _ ))

id	=  [a-zA-Z_]+[a-zA-Z_0-9]*  _

string	= '"'  char*  '"'  _

char	=
	"\\" "\""
	/ "\\" "\\"
	/ "\\" "b"
	/ "\\" "f"
	/ "\\" "n"
	/ "\\" "r"
	/ "\\" "t"
	/ (!"\"" .)

_	=		(space / comment / endofline)*

space	=	(" " / "\t" / endofline)

comment	=	"#" (!endofline .)*

endofline	=	( "\r\n" / "\n" / "\r" / "\n\r" )

