Class: Opal::Nodes::ArrayNode
Instance Attribute Summary
Attributes inherited from Base
Instance Method Summary collapse
Methods inherited from Base
#add_gvar , #add_ivar , #add_local , #add_temp , #children , children , #class_variable_owner , #class_variable_owner_nesting_level , #comments , #compile_to_fragments , #error , #expr , #expr? , #expr_or_nil , #fragment , handle , handlers , #has_rescue_else? , #helper , #in_ensure , #in_ensure? , #in_while? , #initialize , #process , #push , #recv , #recv? , #s , #scope , #stmt , #stmt? , truthy_optimize? , #unshift , #while_loop , #with_temp , #wrap
Methods included from Helpers
#conditional_send , #current_indent , #empty_line , #indent , #js_falsy , #js_truthy , #js_truthy_optimize , #line , #mid_to_jsid , #property , #valid_name?
Constructor Details
This class inherits a constructor from Opal::Nodes::Base
Instance Method Details
#compile ⇒ Object
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# File 'opal/lib/opal/nodes/array.rb', line 10 def compile return push('[]') if children.empty? code, work = [], [] children.each do |child| splat = child.type == :splat part = expr(child) if splat if work.empty? if code.empty? code << fragment('[].concat(') << part << fragment(')') else code << fragment('.concat(') << part << fragment(')') end else if code.empty? code << fragment('[') << work << fragment(']') else code << fragment('.concat([') << work << fragment('])') end code << fragment('.concat(') << part << fragment(')') end work = [] else work << fragment(', ') unless work.empty? work << part end end unless work.empty? join = [fragment('['), work, fragment(']')] if code.empty? code = join else code.push([fragment('.concat('), join, fragment(')')]) end end push code end