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d-t-w/parse-grammar.ebnf

Last active June 27, 2019 02:04
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parse-grammar.ebnf
<S> = template
<FWS> = #'[ \t\r\n]*'
when = <'~='> #'[a-zA-Z0-9\-]+'
when-not = <'~!'> #'[a-zA-Z0-9\-]+'
repeated = <'~*'>
text = #'[^~]*'
variable = <'~$'> #'[a-zA-Z0-9\-]+'
metadata = (when | when-not | repeated | <FWS>)* <FWS> <":">
script = (variable | text)*
<template> = [metadata] <FWS> script
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