10 + 1 : Nat
scopedMacros.lean:11:7-11:11: error: unknown identifier 'foo!'
10 + 1 : Nat
scopedMacros.lean:19:0-19:30: error: scoped attributes must be used inside namespaces
scopedMacros.lean:19:0-19:50: error: invalid syntax node kind 'termBla!_'
scopedMacros.lean:29:7-29:11: error: unknown identifier 'bla!'