Not a parser issue, as only closures can be used as the last argument outside of the parentheses of a method invoked with explicit parentheses. (The closure is not recognized as the 2nd arg, but the last arg) The Apache Groovy programming language - Style guide (groovy-lang.org)
You could also do this test true, "oops" -Spencer On Thursday, August 15, 2024 at 07:47:01 AM EDT, OCsite <o...@ocs.cz> wrote: Hi there, is this my fault, for I missed some documentation somewhere, or a parser fault, for it should have recognised the bool as the 1st and string as the 2nd argument and just call “test” with “true, 'oops'” in the last case (as I've, perhaps mistakenly, assumed)? === 782 ocs /tmp> <q.groovy def test={ boolean always=false, val -> println "$always: $val" } test "hi" test(true, "ha") test(true) { -> "ho" } // a closure is properly recognised as 2nd arg test(true) "oops" // a string is not?!? 782 ocs /tmp> /usr/local/groovy-4.0.0-alpha-1/bin/groovy q false: hi true: ha true: ho false: true Caught: java.lang.NullPointerException: Cannot get property 'oops' on null object 783 ocs /tmp> === Thanks and all the best,OC