Torsten Rüger
fd8a3e9cc5
bit anoying that the builtin engine is used Even it is not as well configurable as preferred reek. Still, found one minor bug
49 lines
1.3 KiB
Ruby
49 lines
1.3 KiB
Ruby
require_relative "normalizer"
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module Ruby
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# The if must have condition and a true branch, the false is optional
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#
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# It maps pretty much one to one to a Vool, except for "hoisting"
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#
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# Ruby may have super complex expressions as the condition, whereas
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# Vool may not. Ie of a Statement list all but the last are hoisted to before
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# the vool if. This is equivalent, just easier to compile later
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#
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# The hoisintg code is in Normalizer, as it is also useed in return and while
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class IfStatement < Statement
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include Normalizer
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attr_reader :condition , :if_true , :if_false
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def initialize( cond , if_true , if_false = nil)
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@condition = cond
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@if_true = if_true
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@if_false = if_false
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end
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def to_vool
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cond , hoisted = *normalized_vool(@condition)
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me = Vool::IfStatement.new(cond , @if_true&.to_vool, @if_false&.to_vool)
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return me unless hoisted
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Vool::Statements.new( hoisted ) << me
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end
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def has_false?
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@if_false != nil
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end
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def has_true?
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@if_true != nil
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end
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def to_s(depth = 0)
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parts = "if(#{@condition})\n"
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parts += " #{@if_true.to_s(1)}\n" if(@if_true)
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parts += "else\n" if(@if_false)
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parts += " #{@if_false.to_s(1)}\n" if(@if_false)
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parts += "end\n"
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at_depth(depth , parts )
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end
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end
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end
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