@@grammar :: contentline
@@whitespace :: None
@@left_recursion :: False

# generate with tatsu --generate-parser --outfile ics/grammar/contentline.py ics/grammar/contentline.ebnf

start = @:contentline $;
full  = @+:contentline { /(\r?\n)+/ @+:contentline }+ /(\r?\n)*/ $;

contentline = name:ALPHADIGIT_MINUS_PLUS { ";" params+:param }* ":" value:VALUE_CHAR_STAR ;
param       = name:ALPHADIGIT_MINUS_PLUS "=" values+:param_value { "," values+:param_value }* ;
param_value = DQUOTE ~ value:QSAFE_CHAR_STAR DQUOTE quoted:`true` | value:SAFE_CHAR_STAR quoted:`false` ;

ALPHADIGIT_MINUS_PLUS = /[a-zA-Z0-9-]+/;
QSAFE_CHAR_STAR       = /[^\x00-\x08\x0A-\x1F\x22\x7F]*/;
SAFE_CHAR_STAR        = /[^\x00-\x08\x0A-\x1F\x22\x2C\x3A\x3B\x7F]*/;
VALUE_CHAR_STAR       = /[^\x00-\x08\x0A-\x1F\x7F]*/;
DQUOTE = '"';