summaryrefslogtreecommitdiffstats
path: root/third_party/rust/clap/examples/git.md
blob: d90b2e8e053c672351b90c1bb71a2db568a7603e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
Git is an example of several common subcommand patterns.

Help:
```console
$ git
? failed
A fictional versioning CLI

Usage: git[EXE] <COMMAND>

Commands:
  clone  Clones repos
  diff   Compare two commits
  push   pushes things
  add    adds things
  stash  
  help   Print this message or the help of the given subcommand(s)

Options:
  -h, --help  Print help

$ git help
A fictional versioning CLI

Usage: git[EXE] <COMMAND>

Commands:
  clone  Clones repos
  diff   Compare two commits
  push   pushes things
  add    adds things
  stash  
  help   Print this message or the help of the given subcommand(s)

Options:
  -h, --help  Print help

$ git help add
adds things

Usage: git[EXE] add <PATH>...

Arguments:
  <PATH>...  Stuff to add

Options:
  -h, --help  Print help

```

A basic argument:
```console
$ git add
? failed
adds things

Usage: git[EXE] add <PATH>...

Arguments:
  <PATH>...  Stuff to add

Options:
  -h, --help  Print help

$ git add Cargo.toml Cargo.lock
Adding ["Cargo.toml", "Cargo.lock"]

```

Default subcommand:
```console
$ git stash -h
Usage: git[EXE] stash [OPTIONS]
       git[EXE] stash <COMMAND>

Commands:
  push   
  pop    
  apply  
  help   Print this message or the help of the given subcommand(s)

Options:
  -m, --message <MESSAGE>  
  -h, --help               Print help

$ git stash push -h
Usage: git[EXE] stash push [OPTIONS]

Options:
  -m, --message <MESSAGE>  
  -h, --help               Print help

$ git stash pop -h
Usage: git[EXE] stash pop [STASH]

Arguments:
  [STASH]  

Options:
  -h, --help  Print help

$ git stash -m "Prototype"
Pushing Some("Prototype")

$ git stash pop
Popping None

$ git stash push -m "Prototype"
Pushing Some("Prototype")

$ git stash pop
Popping None

```

External subcommands:
```console
$ git custom-tool arg1 --foo bar
Calling out to "custom-tool" with ["arg1", "--foo", "bar"]

```

Last argument:
```console
$ git diff --help
Compare two commits

Usage: git[EXE] diff [OPTIONS] [COMMIT] [COMMIT] [-- <PATH>]

Arguments:
  [COMMIT]  
  [COMMIT]  
  [PATH]    

Options:
      --color[=<WHEN>]  [default: auto] [possible values: always, auto, never]
  -h, --help            Print help

$ git diff
Diffing stage..worktree  (color=auto)

$ git diff ./src
Diffing stage..worktree ./src (color=auto)

$ git diff HEAD ./src
Diffing HEAD..worktree ./src (color=auto)

$ git diff HEAD~~ -- HEAD
Diffing HEAD~~..worktree HEAD (color=auto)

$ git diff --color
Diffing stage..worktree  (color=always)

$ git diff --color=never
Diffing stage..worktree  (color=never)

```