56 lines
1022 B
Ruby
56 lines
1022 B
Ruby
module Ruby
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class Statements < Statement
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attr_reader :statements
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def initialize(statements)
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@statements = []
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statements.each{|st| self << st}
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end
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def empty?
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@statements.empty?
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end
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def single?
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@statements.length == 1
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end
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def first
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@statements.first
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end
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def last
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@statements.last
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end
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def length
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@statements.length
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end
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def shift
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@statements.shift
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end
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def pop
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@statements.pop
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end
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def [](i)
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@statements[i]
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end
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def <<(o)
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raise "Not Statement #{o.class}=#{o.to_s[0..100]}" unless o.is_a?(Statement)
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@statements << o
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self
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end
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def to_vool
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return first.to_vool if( single? )
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brother = vool_brother.new(nil)
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@statements.each do |s|
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brother << s.to_vool
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end
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brother
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end
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def to_s(depth = 0)
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at_depth(depth , *@statements.collect{|st| st.to_s(depth)})
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end
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end
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class ScopeStatement < Statements
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end
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end
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