-expanding: ${perl{foo}{arg1}}
- result: Subroutine foo called with args: arg1
-expanding: foo_undef
- result: foo_undef
-failed to expand: ${perl{foo_undef}}
- error message: Perl subroutine "foo_undef" returned undef to force failure
-failure was forced
-expanding: debug_write
- result: debug_write
-expanding: debug from Perl\n
- result: debug from Perl
-
+ ├──expanding: ${perl{foo}{arg1}}
+ ╰─────result: Subroutine foo called with args: arg1
+ ╭considering: ${perl{foo_undef}}
+ ╭considering: foo_undef}}
+ ├──expanding: foo_undef
+ ╰─────result: foo_undef
+ ├failed to expand: ${perl{foo_undef}}
+ ├───error message: Perl subroutine "foo_undef" returned undef to force failure
+ ╰failure was forced
+ ╭considering: ${perl{debug_write}{debug from Perl\n}}
+ ╭considering: debug_write}{debug from Perl\n}}
+ ├──expanding: debug_write
+ ╰─────result: debug_write
+ ╭considering: debug from Perl\n}}
+ ├──expanding: debug from Perl\n
+ ╰─────result: debug from Perl
+