summaryrefslogtreecommitdiffstats
path: root/vendor/clap/examples/tutorial_builder/04_02_validate.md
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/clap/examples/tutorial_builder/04_02_validate.md')
-rw-r--r--vendor/clap/examples/tutorial_builder/04_02_validate.md31
1 files changed, 31 insertions, 0 deletions
diff --git a/vendor/clap/examples/tutorial_builder/04_02_validate.md b/vendor/clap/examples/tutorial_builder/04_02_validate.md
new file mode 100644
index 000000000..a317a8eb7
--- /dev/null
+++ b/vendor/clap/examples/tutorial_builder/04_02_validate.md
@@ -0,0 +1,31 @@
+```console
+$ 04_02_validate --help
+clap [..]
+A simple to use, efficient, and full-featured Command Line Argument Parser
+
+USAGE:
+ 04_02_validate[EXE] <PORT>
+
+ARGS:
+ <PORT> Network port to use
+
+OPTIONS:
+ -h, --help Print help information
+ -V, --version Print version information
+
+$ 04_02_validate 22
+PORT = 22
+
+$ 04_02_validate foobar
+? failed
+error: Invalid value "foobar" for '<PORT>': `foobar` isn't a port number
+
+For more information try --help
+
+$ 04_02_validate 0
+? failed
+error: Invalid value "0" for '<PORT>': Port not in range 1-65535
+
+For more information try --help
+
+```