Class: Neg::Parser::AlternativeParser
Instance Method Summary
collapse
#initialize
Methods inherited from SubParser
#*, #+, #-@, #[], #parse, #~
Instance Method Details
#do_parse(i) ⇒ Object
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# File 'lib/neg/parser.rb', line 305
def do_parse(i)
results = []
@children.each { |c|
results << c.parse(i)
break if results.last[2]
}
[ results.last[2], nil, results ]
end
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#to_s(parent = nil) ⇒ Object
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# File 'lib/neg/parser.rb', line 317
def to_s(parent=nil)
"(#{@children.collect { |c| c.to_s(self) }.join(' | ')})"
end
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#|(pa) ⇒ Object
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# File 'lib/neg/parser.rb', line 298
def |(pa)
@children << pa
self
end
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