IN: temporary USING: errors compiler test namespaces sequences kernel-internals kernel math ; : nice-stack-trace error-stack-trace get symbolic-stack-trace [ second ] map ; : foo 3 throw 7 ; : bar foo 4 ; : baz bar 5 ; \ baz compile [ 3 ] [ [ baz ] catch ] unit-test [ { foo bar baz } ] [ nice-stack-trace ] unit-test : bleh [ 3 + ] map [ 0 > ] subset ; \ bleh compile : stack-trace-contains? nice-stack-trace memq? ; [ t ] [ [ { 1 "hi" } bleh ] catch drop \ + stack-trace-contains? ] unit-test [ f t ] [ [ { C{ 1 2 } } bleh ] catch drop \ + stack-trace-contains? \ > stack-trace-contains? ] unit-test