1
2	#### Locals don't leak
3	f() {
4	local f_var=f_var
5	}
6	f
7	echo $f_var
8	## stdout:
9
10	#### Globals leak
11	f() {
12	f_var=f_var
13	}
14	f
15	echo $f_var
16	## stdout: f_var
17
18	#### Return statement
19	f() {
20	echo one
21	return 42
22	echo two
23	}
24	f
25	## stdout: one
26	## status: 42
27
28	#### Dynamic Scope
29	f() {
30	echo $g_var
31	}
32	g() {
33	local g_var=g_var
34	f
35	}
36	g
37	## stdout: g_var
38
39	#### Dynamic Scope Mutation (wow this is bad)
40	f() {
41	g_var=f_mutation
42	}
43	g() {
44	local g_var=g_var
45	echo "g_var=$g_var"
46	f
47	echo "g_var=$g_var"
48	}
49	g
50	echo g_var=$g_var
51	## STDOUT:
52	g_var=g_var
53	g_var=f_mutation
54	g_var=
55	## END
56
57	#### Assign local separately
58	f() {
59	local f
60	f='new-value'
61	echo "[$f]"
62	}
63	f
64	## stdout: [new-value]
65	## status: 0
66
67	#### Assign a local and global on same line
68	myglobal=
69	f() {
70	local mylocal
71	mylocal=L myglobal=G
72	echo "[$mylocal $myglobal]"
73	}
74	f
75	echo "[$mylocal $myglobal]"
76	## stdout-json: "[L G]\n[ G]\n"
77	## status: 0
78
79	#### Return without args gives previous
80	f() {
81	( exit 42 )
82	return
83	}
84	f
85	echo status=$?
86	## STDOUT:
87	status=42
88	## END