summaryrefslogtreecommitdiffstats
path: root/vendor/clap/examples/tutorial_derive/04_02_validate.md
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:03:36 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:03:36 +0000
commit17d40c6057c88f4c432b0d7bac88e1b84cb7e67f (patch)
tree3f66c4a5918660bb8a758ab6cda5ff8ee4f6cdcd /vendor/clap/examples/tutorial_derive/04_02_validate.md
parentAdding upstream version 1.64.0+dfsg1. (diff)
downloadrustc-upstream/1.65.0+dfsg1.tar.xz
rustc-upstream/1.65.0+dfsg1.zip
Adding upstream version 1.65.0+dfsg1.upstream/1.65.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/clap/examples/tutorial_derive/04_02_validate.md')
-rw-r--r--vendor/clap/examples/tutorial_derive/04_02_validate.md31
1 files changed, 31 insertions, 0 deletions
diff --git a/vendor/clap/examples/tutorial_derive/04_02_validate.md b/vendor/clap/examples/tutorial_derive/04_02_validate.md
new file mode 100644
index 000000000..cc43440ef
--- /dev/null
+++ b/vendor/clap/examples/tutorial_derive/04_02_validate.md
@@ -0,0 +1,31 @@
+```console
+$ 04_02_validate_derive --help
+clap [..]
+A simple to use, efficient, and full-featured Command Line Argument Parser
+
+USAGE:
+ 04_02_validate_derive[EXE] <PORT>
+
+ARGS:
+ <PORT> Network port to use
+
+OPTIONS:
+ -h, --help Print help information
+ -V, --version Print version information
+
+$ 04_02_validate_derive 22
+PORT = 22
+
+$ 04_02_validate_derive foobar
+? failed
+error: Invalid value "foobar" for '<PORT>': `foobar` isn't a port number
+
+For more information try --help
+
+$ 04_02_validate_derive 0
+? failed
+error: Invalid value "0" for '<PORT>': Port not in range 1-65535
+
+For more information try --help
+
+```