Class: RicherText::Node

Inherits:
Object
  • Object
show all
Includes:
Rendering
Defined in:
lib/richer_text/node.rb

Constant Summary collapse

STYLES = 
{
  "textAlign" => "text-align"
}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(json) ⇒ Node

Returns a new instance of Node.



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# File 'lib/richer_text/node.rb', line 16

def initialize(json)
  @json = json
  @attrs = json.fetch("attrs", {})
  @type = json.fetch("type", "text")
  @children = json.fetch("content", []).map { |child| self.class.build(child) }
end

Instance Attribute Details

#attrs ⇒ Object (readonly)

Returns the value of attribute attrs.



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# File 'lib/richer_text/node.rb', line 3

def attrs
  @attrs
end

#children ⇒ Object (readonly)

Returns the value of attribute children.



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# File 'lib/richer_text/node.rb', line 3

def children
  @children
end

#json ⇒ Object (readonly)

Returns the value of attribute json.



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# File 'lib/richer_text/node.rb', line 3

def json
  @json
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/richer_text/node.rb', line 3

def type
  @type
end

Class Method Details

.build(json) ⇒ Object 



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# File 'lib/richer_text/node.rb', line 10

def self.build(json)
  node = json.is_a?(String) ? JSON.parse(json) : json
  klass = "RicherText::Nodes::#{node["type"].underscore.classify}".constantize
  klass.new(node) if klass
end

Instance Method Details

#accept(visitor) ⇒ Object 



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# File 'lib/richer_text/node.rb', line 27

def accept(visitor)
  visitor.send("visit_#{type.underscore}", self)
end

#style ⇒ Object 



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# File 'lib/richer_text/node.rb', line 23

def style
  @attrs.select { |k, v| STYLES.key?(k) }.map { |k, v| "#{STYLES[k]}: #{v};" }.join
end