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# File 'lib/mail/parsers/content_disposition.rb', line 48
def _nt_content_disposition
start_index = index
if node_cache[:content_disposition].has_key?(index)
cached = node_cache[:content_disposition][index]
if cached
cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
@index = cached.interval.end
end
return cached
end
i0, s0 = index, []
r1 = _nt_disposition_type
s0 << r1
if r1
s2, i2 = [], index
loop do
i3, s3 = index, []
r4 = _nt_CFWS
s3 << r4
if r4
if has_terminal?(";", false, index)
r5 = instantiate_node(SyntaxNode,input, index...(index + 1))
@index += 1
else
terminal_parse_failure(";")
r5 = nil
end
s3 << r5
if r5
r6 = _nt_parameter
s3 << r6
if r6
r7 = _nt_CFWS
s3 << r7
end
end
end
if s3.last
r3 = instantiate_node(SyntaxNode,input, i3...index, s3)
r3.extend(ContentDisposition0)
else
@index = i3
r3 = nil
end
if r3
s2 << r3
else
break
end
end
r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
s0 << r2
end
if s0.last
r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
r0.extend(ContentDisposition1)
r0.extend(ContentDisposition2)
else
@index = i0
r0 = nil
end
node_cache[:content_disposition][start_index] = r0
r0
end
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