Re: [PATCH v4 6/6] list-objects-filter: implement filter tree:0

- grep -E "tree|blob" objs >trees_and_blobs &&
- test_line_count = 1 trees_and_blobs
+ grep -E "tree|blob" objs \
+ | awk -f print_1.awk >trees_and_blobs &&
+ git -C r1 rev-parse HEAD: >expected &&
+ test_cmp trees_and_blobs expected

Indent "| awk" (and similar lines in this patch) - although I guess it
is likely that you actually have it indented, and your e-mail client
modified the whitespace so that it looks like there is no indent.

Other than that, this interdiff looks good to me. Thanks.