summaryrefslogtreecommitdiffstats
path: root/third_party/rust/clap/examples/multicall-hostname.rs
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /third_party/rust/clap/examples/multicall-hostname.rs
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/clap/examples/multicall-hostname.rs')
-rw-r--r--third_party/rust/clap/examples/multicall-hostname.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/third_party/rust/clap/examples/multicall-hostname.rs b/third_party/rust/clap/examples/multicall-hostname.rs
new file mode 100644
index 0000000000..b57680a5c1
--- /dev/null
+++ b/third_party/rust/clap/examples/multicall-hostname.rs
@@ -0,0 +1,17 @@
+use clap::Command;
+
+fn main() {
+ let cmd = Command::new(env!("CARGO_CRATE_NAME"))
+ .multicall(true)
+ .arg_required_else_help(true)
+ .subcommand_value_name("APPLET")
+ .subcommand_help_heading("APPLETS")
+ .subcommand(Command::new("hostname").about("show hostname part of FQDN"))
+ .subcommand(Command::new("dnsdomainname").about("show domain name part of FQDN"));
+
+ match cmd.get_matches().subcommand_name() {
+ Some("hostname") => println!("www"),
+ Some("dnsdomainname") => println!("example.com"),
+ _ => unreachable!("parser should ensure only valid subcommand names are used"),
+ }
+}