1 |
|
2 |
x=1
|
3 |
echo status=$?
|
4 |
echo x=$x
|
5 |
|
6 |
y = 2
|
7 |
echo status=$?
|
8 |
echo y=$y
|
9 |
## STDOUT:
|
10 |
status=0
|
11 |
x=1
|
12 |
status=127
|
13 |
y=
|
14 |
## END
|
15 |
|
16 |
|
17 |
shopt --set ysh:upgrade
|
18 |
|
19 |
# allow errors
|
20 |
set +o errexit +o nounset
|
21 |
|
22 |
x=1
|
23 |
echo status=$?
|
24 |
echo x=$x
|
25 |
|
26 |
y = 2
|
27 |
echo status=$?
|
28 |
echo y=$y
|
29 |
## status: 2
|
30 |
## STDOUT:
|
31 |
status=0
|
32 |
x=1
|
33 |
## END
|
34 |
|
35 |
|
36 |
shopt --set ysh:all
|
37 |
|
38 |
# allow errors
|
39 |
set +o errexit +o nounset
|
40 |
|
41 |
x=42
|
42 |
echo status=$?
|
43 |
echo x=$x
|
44 |
|
45 |
y = 2 # fails because = is ambiguous
|
46 |
echo status=$?
|
47 |
echo y=$y
|
48 |
|
49 |
## status: 2
|
50 |
## STDOUT:
|
51 |
status=0
|
52 |
x=42
|
53 |
## END
|
54 |
|
55 |
|
56 |
|
57 |
shopt --set parse_proc parse_brace parse_equals
|
58 |
|
59 |
proc Rule {
|
60 |
true
|
61 |
}
|
62 |
|
63 |
Rule {
|
64 |
x = 1 + 2*3
|
65 |
}
|
66 |
echo x=$x
|
67 |
|
68 |
# still allowed since we didn't unset parse_sh_assign
|
69 |
y=foo
|
70 |
echo y=$y
|
71 |
|
72 |
## STDOUT:
|
73 |
x=
|
74 |
y=foo
|
75 |
## END
|
76 |
|
77 |
|
78 |
|
79 |
shopt --set ysh:all
|
80 |
|
81 |
hay define Package
|
82 |
|
83 |
# problem: we would allow it here, which is weird
|
84 |
|
85 |
proc p {
|
86 |
var x = 42
|
87 |
}
|
88 |
|
89 |
cd /tmp {
|
90 |
var x = 'hi'
|
91 |
}
|
92 |
|
93 |
hay eval :result {
|
94 |
Package {
|
95 |
version = 1
|
96 |
}
|
97 |
}
|
98 |
|
99 |
var x = 1
|
100 |
echo "x is $x"
|
101 |
|
102 |
## STDOUT:
|
103 |
x is 1
|
104 |
## END
|
105 |
|
106 |
|