1	# @( conflict
2
3	#### extglob
4	shopt -s extglob
5
6	[[ foo.py == @(*.sh|*.py) ]]
7	echo status=$?
8
9	# Synonym. This is a syntax error in bash.
10	[[ foo.py == ,(*.sh|*.py) ]]
11	echo status=$?
12
13	## STDOUT:
14	status=0
15	status=0
16	## END
17
18	#### split command sub @() in expression mode
19	var x = @(seq 3)
20
21	shopt -s parse_at
22	write -- @x
23	## STDOUT:
24	1
25	2
26	3
27	## END
28
29	#### split command sub @() in command mode
30
31	shopt -s parse_at
32	write -- @(seq 3)
33
34	echo --
35	IFS=x
36	x=axbxxc
37	argv.py $x
38
39	# This construct behaves the same with simple_word_eval on
40	echo --
41	shopt -s simple_word_eval
42	write -- @(seq 3)
43
44
45	echo --
46	write -- @(echo axbxxc)
47
48	## STDOUT:
49	1
50	2
51	3
52	--
53	['a', 'b', '', 'c']
54	--
55	1
56	2
57	3
58	--
59	a
60	b
61
62	c
63	## END
64
65	#### Idiomatic for loop using @(seq $n)
66	shopt -s oil:basic
67
68	for x in @(seq 3) {
69	echo "[$x]"
70	}
71	for x in @(seq 3) {
72	argv.py z [$x] # note this is an empty glob!!!
73	}
74	## STDOUT:
75	[1]
76	[2]
77	[3]
78	['z']
79	['z']
80	['z']
81	## END
82
83	#### @() can't start in the middle of the word
84
85	# TODO: This could be as syntax error? We need filename globbing to match
86	# bash.
87
88	shopt -s extglob # this makes it match in bash
89	shopt -s oil:basic
90
91	touch foo.py
92	echo f@(*.py)
93	## STDOUT:
94	f@(*.py)
95	## END
96	## OK bash STDOUT:
97	foo.py
98	## END
99
100	#### @() can't have any tokens after it
101	shopt -s oil:basic
102
103	write -- @(seq 2)
104	write -- @(seq 3)x
105	## status: 2
106	## STDOUT:
107	1
108	2
109	## END