Add cli module for building clap components

libimagtimeui/src/cli.rs

@@ -0,0 +1,23 @@
+use clap::{Arg, ArgMatches, App, SubCommand};
+
+pub fn build_datetime_cli_component<'a, 'b>() -> Arg<'a, 'b> {
+    Arg::with_name(datetime_arg_name())
+        .short(datetime_arg_short())
+        .long(datetime_arg_long())
+        .takes_value(true)
+        .multiple(false)
+        .help("Specify a DateTime")
+}
+
+pub fn datetime_arg_name() -> &'static str {
+    "datetime"
+}
+
+pub fn datetime_arg_long() -> &'static str {
+    "datetime"
+}
+
+pub fn datetime_arg_short() -> &'static str {
+    "T"
+}
+

libimagtimeui/src/lib.rs

@@ -6,6 +6,7 @@ extern crate regex;
 
 #[macro_use] extern crate libimagerror;
 
+pub mod cli;
 pub mod date;
 pub mod datetime;
 pub mod parse;