class: field element is not an optionally renamed identifier-expression pair at: ((x 10)) in: (class object% (super-new) (displayln "hello world") (field ((x 10))) (displayln x))
2012/12/20 Matthias Felleisen <matth...@ccs.neu.edu> > (new (class object% (super-new) (displayln "hello world") (field ([x 10])) > (displayln x)))
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