busybox/shell/hush_test/hush-test2/strops3.tests

# regex should accept '+' operator
[[ abcdef =~ a[b-z]+ ]]; echo 1:YES:$?

# newline matches by "match any" patterns
v='
'
[[ "$v" =~ . ]]; echo 2:YES:$?
[[ "$v" =~ "[$v]" ]]; echo 3:no:$? # hmm bash does return 1... why?
[[ "$v" =~ [^a] ]]; echo 4:YES:$?
# should work even without quotes:
[[ $v =~ . ]]; echo 2u:YES:$?
[[ $v =~ [$v] ]]; echo 3u:YES:$?
[[ $v =~ [^a] ]]; echo 4u:YES:$?
shell: better support of [[ ]] bashism Still rather rudimentary for ash function old new delta binop 433 589 +156 check_operator 65 101 +36 done_word 736 769 +33 test_main 405 418 +13 parse_stream 2227 2238 +11 ops_texts 124 133 +9 ops_table 80 86 +6 run_pipe 1557 1562 +5 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 8/0 up/down: 269/0) Total: 269 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> 2020-10-31 08:04:07 +05:30			`# regex should accept '+' operator`
			`[[ abcdef =~ a[b-z]+ ]]; echo 1:YES:$?`

			`# newline matches by "match any" patterns`
			`v='`
			`'`
			`[[ "$v" =~ . ]]; echo 2:YES:$?`
			`[[ "$v" =~ "[$v]" ]]; echo 3:no:$? # hmm bash does return 1... why?`
			`[[ "$v" =~ [^a] ]]; echo 4:YES:$?`
			`# should work even without quotes:`
			`[[ $v =~ . ]]; echo 2u:YES:$?`
			`[[ $v =~ [$v] ]]; echo 3u:YES:$?`
			`[[ $v =~ [^a] ]]; echo 4u:YES:$?`