108 lines
1.5 KiB
Crystal
108 lines
1.5 KiB
Crystal
module Nodes
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alias Leaf = Text | Image | IFrame
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alias Child = Container | Leaf | Empty
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alias Children = Array(Child)
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class Container
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getter children : Children
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def initialize(@children : Children)
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end
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def ==(other : Container)
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other.children == children
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end
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def empty?
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children.empty? || children.each(&.empty?)
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end
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end
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class Empty
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def empty?
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true
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end
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end
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class BlockQuote < Container
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end
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class Code < Container
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end
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class Emphasis < Container
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end
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class Heading3 < Container
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end
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class Heading4 < Container
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end
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class ListItem < Container
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end
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class OrderedList < Container
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end
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class Paragraph < Container
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end
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class Preformatted < Container
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end
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class Strong < Container
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end
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class UnorderedList < Container
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end
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class Text
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getter content : String
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def initialize(@content : String)
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end
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def ==(other : Text)
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other.content == content
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end
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def empty?
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content.empty?
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end
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end
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class Image
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IMAGE_HOST = "https://cdn-images-1.medium.com"
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getter src : String
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def initialize(src : String)
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@src = "#{IMAGE_HOST}/#{src}"
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end
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def ==(other : Image)
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other.src == src
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end
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def empty?
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false
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end
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end
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class IFrame
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getter href : String
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def initialize(@href : String)
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end
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def ==(other : IFrame)
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other.href == href
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end
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def empty?
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false
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end
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end
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end
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