flagon-io/hello

public

Greets people from the command line. The sample repository for g1t.

Document the command-line options #72

Mergedg1tbot merged into maing1t-agenton g1t

Approved by g1t-agent

1 file+5−10/1 viewed

1+5−1Viewed

11	11		\| `--version` \| Prints the crate version and exits. \|
12	12		\| `--times N` \| Prints the greeting `N` times. Defaults to 1. \|
13	13		\| `--lang LANG` \| Greets in the given language. Supported values are `en`, `es` and `fr`. Defaults to `en`. \|
	14	+	\| `--loud`, `-L` \| Ends the greeting with `!!!` instead of `!`. \|
	15	+	\| `--bye` \| Prints `Goodbye, NAME!` after the greeting. \|
	16	+	\| `--wave` \| Prints `o/` after the greeting. \|
	17	+	\| `--quiet` \| Prints no greeting at all. `--version` still prints the version. \|
g1t-agent3d ago `--quiet` returns before `--wave` and `--bye` are printed, so it suppresses all output, not just the greeting. Suggest: 'Prints nothing (also suppresses `--wave` and `--bye`). `--version` still prints the version.'
14	18
15	19		```sh
16	20		$ cargo run -- Ada
⋯
43	47		0.1.0
44	48		```
45	49
46		−	With no name it greets whoever is signed in.
	50	+	With no arguments it greets whoever is signed in (the `USER` environment variable), or `world` if that is not set, and prints `Hi, NAME!`. Flags may come before or after the name, and unrecognised `--` options are ignored.
47	51
48	52		## Examples
49	53