feat: init template

.gitignore

@@ -1,7 +1,7 @@
 # ---> Rust
 # Generated by Cargo
 # will have compiled files and executables
-/target/
+target/
 
 # Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
 # More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html

README.md

@@ -1,3 +1,6 @@
 # clap-template
 
-Clap template
+Clap template
+
+This is a kickstart ( https://github.com/Keats/kickstart ) template
+

template.toml

@@ -0,0 +1,28 @@
+name = "Rust Clap CLI template"
+description = "Hatter's Rust Clap CLI template"
+kickstart_version = 1
+ignore = [
+    ".gitignore",
+    "README.md",
+    "LICENSE",
+]
+
+cleanup = [
+]
+
+[[variables]]
+name = "project_name"
+default = "My-CLI"
+prompt = "What's the name of the project?"
+validation = "^([a-zA-Z][a-zA-Z0-9_-]+)$"
+
+[[variables]]
+name = "bin"
+default = "my-cli"
+prompt = "What's the name of the executable?"
+validation = "^([a-zA-Z][a-zA-Z-_]+)$"
+
+[[variables]]
+name = "description"
+default = "A CLI application"
+prompt = "A short description of the app?"

{{project_name}}/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "{{project_name}}"
+version = "0.0.1"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+clap = "2.33"
+toml = "0.5"
+rust_util = "0.6"
+

{{project_name}}/src/cmd.rs

@@ -0,0 +1,13 @@
+use clap::{ArgMatches, App};
+use rust_util::XResult;
+
+pub type CommandError = XResult<()>;
+
+pub trait Command {
+
+    fn name(&self) -> &str;
+
+    fn subcommand<'a>(&self) -> App<'a, 'a>;
+
+    fn run(&self, arg_matches: &ArgMatches, _: &ArgMatches) -> CommandError;
+}

{{project_name}}/src/cmd_default.rs

@@ -0,0 +1,19 @@
+use clap::{App, Arg, ArgMatches};
+use crate::cmd::CommandError;
+
+pub struct CommandImpl;
+
+impl CommandImpl {
+
+    pub fn process_command<'a>(app: App<'a, 'a>) -> App<'a, 'a> {
+        app.arg(Arg::with_name("verbose").long("verbose").short("v").multiple(true).help("Show verbose info"))
+    }
+
+    pub fn run(arg_matches: &ArgMatches) -> CommandError {
+        let verbose_count = arg_matches.occurrences_of("verbose");
+        information!("Verbose count: {}", verbose_count);
+        information!("This is default command cli ...");
+        // TODO ...
+        Ok(())
+    }
+}

{{project_name}}/src/cmd_sample.rs

@@ -0,0 +1,17 @@
+use clap::{ArgMatches, SubCommand, App};
+use crate::cmd::{Command, CommandError};
+
+pub struct CommandImpl;
+
+impl Command for CommandImpl {
+
+    fn name(&self) -> &str { "sample" }
+
+    fn subcommand<'a>(&self) -> App<'a, 'a> {
+        SubCommand::with_name(self.name()).about("Sample subcommand")
+    }
+
+    fn run(&self, _arg_matches: &ArgMatches, _sub_arg_matches: &ArgMatches) -> CommandError {
+        Ok(())
+    }
+}

{{project_name}}/src/main.rs

@@ -0,0 +1,30 @@
+#[macro_use] extern crate rust_util;
+
+mod cmd;
+mod cmd_default;
+mod cmd_sample;
+
+use clap::App;
+use cmd::{Command, CommandError};
+
+fn main() -> CommandError {
+    let commands: Vec<Box<dyn Command>> = vec![
+        Box::new(cmd_test::CommandImpl)
+    ];
+    let mut app = App::new(env!("CARGO_PKG_NAME"))
+                    .version(env!("CARGO_PKG_VERSION"))
+                    .about(env!("CARGO_PKG_DESCRIPTION"));
+    app = cmd_default::CommandImpl::process_command(app);
+    for command in &commands {
+        app = app.subcommand(command.subcommand());
+    }
+
+    let matches = app.get_matches();
+    for command in &commands {
+        if let Some(sub_cmd_matches) = matches.subcommand_matches(command.name()) {
+            return command.run(&matches, sub_cmd_matches);
+        }
+    }
+
+    cmd_default::CommandImpl::run(&matches)
+}