Class: Opal::Nodes::ArrayNode
Constant Summary
Constants included from Helpers
Helpers::BASIC_IDENTIFIER_RULES, Helpers::ES3_RESERVED_WORD_EXCLUSIVE, Helpers::ES51_RESERVED_WORD, Helpers::IMMUTABLE_PROPS
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, #compile_to_fragments, #error, #expr, #expr?, #expr_or_nil, #fragment, handle, handlers, #helper, #in_while?, #initialize, #process, #push, #recv, #recv?, #s, #scope, #stmt, #stmt?, #unshift, #while_loop, #with_temp, #wrap
Methods included from Helpers
#current_indent, #empty_line, #indent, #js_falsy, #js_truthy, #js_truthy_optimize, #line, #lvar_to_js, #mid_to_jsid, #property, #valid_name?, #variable
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 8 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 |