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|
lex
ignore /space+/
literal `* `( `)
token id /[a-zA-Z_]+/
end
def item
[id]
| [`( item* `)]
def item2
[id]
| [`( item2* `)]
def start
[item*]
StartParser1: parser<start> = new parser<start>()
StartParser2: parser<start> = new parser<start>()
parse Item2: item2 "b
# Success.
send StartParser1
"a [Item2] c d\n" eos
# Failure.
send_tree StartParser2
"a [Item2] c d\n" eos
print( StartParser1->tree )
print( StartParser2->tree "\n" )
######### EXP #########
a b c d
NIL
|
