1	#!/bin/bash
2	#
3	# Bash implements type -t
4
5	#### type -t -> function
6	f() { echo hi; }
7	type -t f
8	## stdout: function
9
10	#### type -t -> alias
11	shopt -s expand_aliases
12	alias foo=bar
13	type -t foo
14	## stdout: alias
15
16	#### type -t -> builtin
17	type -t echo read : [ declare local break continue
18	## STDOUT:
19	builtin
20	builtin
21	builtin
22	builtin
23	builtin
24	builtin
25	builtin
26	builtin
27	## END
28
29	#### type -t -> keyword
30	type -t for time ! fi do {
31	## STDOUT:
32	keyword
33	keyword
34	keyword
35	keyword
36	keyword
37	keyword
38	## END
39
40	#### type -t -> file
41	type -t find xargs
42	## STDOUT:
43	file
44	file
45	## END
46
47	#### type -t doesn't find non-executable (like command -v)
48	PATH="$TMP:$PATH"
49	touch $TMP/non-executable
50	type -t non-executable
51	## stdout-json: ""
52	## status: 1
53	## BUG bash STDOUT:
54	file
55	## END
56	## BUG bash status: 0
57
58	#### type -t -> not found
59	type -t echo ZZZ find =
60	echo status=$?
61	## STDOUT:
62	builtin
63	file
64	status=1
65	## END
66
67	#### help
68	help
69	help help
70	## status: 0
71
72	#### bad help topic
73	help ZZZ 2>$TMP/err.txt
74	echo "help=$?"
75	cat $TMP/err.txt | grep -i 'no help topics' >/dev/null
76	echo "grep=$?"
77	## STDOUT:
78	help=1
79	grep=0
80	## END
81
82	#### type -p builtin -> file
83	type -p mv tar grep
84	## STDOUT:
85	/bin/mv
86	/bin/tar
87	/bin/grep
88	## END
89
90	#### type -p builtin -> not found
91	type -p FOO BAR NOT_FOUND
92	## status: 1
93	## stdout-json: ""
94
95	#### type -p builtin -> not a file
96	type -p cd type builtin command
97	## stdout-json: ""
98
99	#### type -P builtin -> file
100	type -P mv tar grep
101	## STDOUT:
102	/bin/mv
103	/bin/tar
104	/bin/grep
105	## END
106
107	#### type -P builtin -> not found
108	type -P FOO BAR NOT_FOUND
109	## status: 1
110	## stdout-json: ""
111
112	#### type -P builtin -> not a file
113	type -P cd type builtin command
114	## stdout-json: ""
115	## status: 1
116
117	#### type -P builtin -> not a file but file found
118	mv () { ls; }
119	tar () { ls; }
120	grep () { ls; }
121	type -P mv tar grep cd builtin command type
122	## status: 1
123	## STDOUT:
124	/bin/mv
125	/bin/tar
126	/bin/grep
127	## END
128
129	#### type -f builtin -> not found
130	type -f FOO BAR NOT FOUND
131	## status: 1
132
133	#### type -f builtin -> function and file exists
134	mv () { ls; }
135	tar () { ls; }
136	grep () { ls; }
137	type -f mv tar grep
138	## STDOUT:
139	/bin/mv is a file
140	/bin/tar is a file
141	/bin/grep is a file
142	## OK bash STDOUT:
143	mv is /bin/mv
144	tar is /bin/tar
145	grep is /bin/grep