Module: Babl::Operators::Object::DSL

Included in:
Template
Defined in:
lib/babl/operators/object.rb

Instance Method Summary collapse

Instance Method Details

#object(*attrs, **nested) ⇒ Object

Create a JSON object node with static structure



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# File 'lib/babl/operators/object.rb', line 10

def object(*attrs, **nested)
    (attrs.map(&:to_sym) + nested.keys).group_by(&:itself).each_value do |keys|
        raise Errors::InvalidTemplate, "Duplicate key in object(): #{keys.first}" if keys.size > 1
    end

    construct_terminal { |ctx|
        nodes = attrs
            .map { |name| [name.to_sym, unscoped.enter] }.to_h
            .merge(nested)
            .map { |k, v|
                [k, unscoped.call(v).builder.precompile(
                    Nodes::TerminalValue.instance,
                    ctx.merge(key: k, continue: nil)
                )]
            }
            .to_h

        Nodes::Object.new(nodes)
    }
end