chainlint: add explanatory comments

The logic in TestParser::accumulate() for detecting broken &&-chains is mostly well-commented, but a couple branches which were deemed obvious and straightforward lack comments. In retrospect, though, these cases may give future readers pause, so comment them, as well. Signed-off-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Taylor Blau <me@ttaylorr.com>

Eric Sunshine committed Nov 8, 2022 at 19:08 UTC c90d81f8bb691b6627497e69d599e1f7fa7e9dfa
1 file changed +4
t/chainlint.pl
+4
index 976db4b8a0..9908de6c75 100755 --- a/t/chainlint.pl +++ b/t/chainlint.pl @@ -505,7 +505,11 @@ my @safe_endings = ( sub accumulate { my ($self, $tokens, $cmd) = @_; + + # no previous command to check for missing "&&" goto DONE unless @$tokens; + + # new command is empty line; can't yet check if previous is missing "&&" goto DONE if @$cmd == 1 && $$cmd[0] eq "\n"; # did previous command end with "&&", "|", "|| return" or similar?