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Class: Opal::Nodes::BreakNode

Inherits:
Base
  • Object
  • Base
  • Opal::Nodes::BreakNode
show all
Defined in:
opal/lib/opal/nodes/logic.rb

Constant Summary

Constants included from Helpers

Helpers::BASIC_IDENTIFIER_RULES , Helpers::ES3_RESERVED_WORD_EXCLUSIVE , Helpers::ES51_RESERVED_WORD , Helpers::IMMUTABLE_PROPS , Helpers::PROTO_SPECIAL_METHODS , Helpers::PROTO_SPECIAL_PROPS

Instance Attribute Summary

Attributes inherited from Base

#compiler , #type

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? , truthy_optimize? , #unshift , #while_loop , #with_temp , #wrap

Methods included from Helpers

#current_indent , #empty_line , #indent , #ivar , #js_falsy , #js_truthy , #js_truthy_optimize , #line , #lvar_to_js , #mid_to_jsid , #property , #valid_ivar_name? , #valid_name? , #variable

Constructor Details

This class inherits a constructor from Opal::Nodes::Base

Instance Method Details

#compileObject

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# File 'opal/lib/opal/nodes/logic.rb', line 23
def compile
 if in_while?
 compile_while
 elsif scope.iter?
 compile_iter
 else
 error "void value expression: cannot use break outside of iter/while"
 end
end

#compile_iterObject

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# File 'opal/lib/opal/nodes/logic.rb', line 41
def compile_iter
 error "break must be used as a statement" unless stmt?
 push expr_or_nil(value)
 wrap "return ($breaker.$v = ", ", $breaker)"
end

#compile_whileObject

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# File 'opal/lib/opal/nodes/logic.rb', line 33
def compile_while
 if while_loop[:closure]
 push "return ", expr_or_nil(value)
 else
 push "break;"
 end
end

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