git/t/chainlint/nested-here-doc.expect
Eric Sunshine e44f15ba3e chainlint: make error messages self-explanatory
The annotations emitted by chainlint to indicate detected problems are
overly terse, so much so that developers new to the project -- those who
should most benefit from the linting -- may find them baffling. For
instance, although the author of chainlint and seasoned Git developers
may understand that "?!AMP?!" is an abbreviation of "ampersand" and
indicates a break in the &&-chain, this may not be obvious to newcomers.

The "?!LOOP?!" case is particularly serious because that terse single
word does nothing to convey that the loop body should end with
"|| return 1" (or "|| exit 1" in a subshell) to ensure that a failing
command in the body aborts the loop immediately. Moreover, unlike
&&-chaining which is ubiquitous in Git tests, the "|| return 1" idiom is
relatively infrequent, thus may be harder for a newcomer to discover by
consulting nearby code.

Address these shortcomings by emitting human-readable messages which
both explain the problem and give a strong hint about how to correct it.

Signed-off-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2024-09-10 10:01:40 -07:00

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2 cat <<ARBITRARY >foop &&
3 naddle
4 fub <<EOF
5 nozzle
6 noodle
7 EOF
8 formp
9 ARBITRARY
10
11 (
12 cat <<-\INPUT_END &&
13 fish are mice
14 but geese go slow
15 data <<EOF
16 perl is lerp
17 and nothing else
18 EOF
19 toink
20 INPUT_END
21
22 cat <<-\EOT ?!LINT: missing '&&'?!
23 text goes here
24 data <<EOF
25 data goes here
26 EOF
27 more test here
28 EOT
29
30 foobar
31 )