add xtasks to generate man page and autocomplete files (#22)

* add xtasks to generate manpage and autocomplete files

* add alias for main pkg

* git ingore assets/gen

.cargo/config

@@ -0,0 +1,3 @@
+[alias]
+xtask = "run --package xtask --"
+main = "run --package clock-tui --"

.gitignore

@@ -1 +1,2 @@
 /target
+/assets/gen

Cargo.lock

@@ -116,6 +116,15 @@ dependencies = [
  "textwrap",
 ]
 
+[[package]]
+name = "clap_complete"
+version = "3.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e4179da71abd56c26b54dd0c248cc081c1f43b0a1a7e8448e28e57a29baa993d"
+dependencies = [
+ "clap",
+]
+
 [[package]]
 name = "clap_derive"
 version = "3.2.7"
@@ -138,6 +147,16 @@ dependencies = [
  "os_str_bytes",
 ]
 
+[[package]]
+name = "clap_mangen"
+version = "0.1.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "105180c05a72388d5f5e4e4f6c79eecb92497bda749fa8f963a16647c5d5377f"
+dependencies = [
+ "clap",
+ "roff",
+]
+
 [[package]]
 name = "clock-tui"
 version = "0.4.0"
@@ -478,6 +497,12 @@ version = "0.6.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a3f87b73ce11b1619a3c6332f45341e0047173771e8b8b73f87bfeefb7b56244"
 
+[[package]]
+name = "roff"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b833d8d034ea094b1ea68aa6d5c740e0d04bad9d16568d08ba6f76823a114316"
+
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -760,3 +785,13 @@ name = "windows_x86_64_msvc"
 version = "0.36.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
+
+[[package]]
+name = "xtask"
+version = "0.1.0"
+dependencies = [
+ "clap",
+ "clap_complete",
+ "clap_mangen",
+ "clock-tui",
+]

Cargo.toml

@@ -1,29 +1,5 @@
-[package]
-name = "clock-tui"
-version = "0.4.0"
-edition = "2021"
-license = "MIT"
-description = "A clock app in terminal"
-homepage = "https://github.com/race604/clock-tui"
-repository = "https://github.com/race604/clock-tui"
-readme = "README.md"
-authors = ["Race604 <race604@gmail.com>"]
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
-tui = "0.18.0"
-crossterm = "0.24"
-chrono = "0.4"
-clap = { version = "3.2.12", features = ["derive"] }
-regex = "1.6.0"
-chrono-tz = { version = "0.6.3", features = ["serde"] }
-
-[lib]
-name = "clock_tui"
-path = "src/lib.rs"
-
-[[bin]]
-name = "tclock"
-path = "src/bin/main.rs"
-bench = false
+[workspace]
+members = [
+    "clock-tui",
+    "xtask",
+]

clock-tui/.gitignore

@@ -0,0 +1 @@
+/target

clock-tui/Cargo.toml

@@ -0,0 +1,29 @@
+[package]
+name = "clock-tui"
+version = "0.4.0"
+edition = "2021"
+license = "MIT"
+description = "A clock app in terminal"
+homepage = "https://github.com/race604/clock-tui"
+repository = "https://github.com/race604/clock-tui"
+readme = "README.md"
+authors = ["Race604 <race604@gmail.com>"]
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+tui = "0.18.0"
+crossterm = "0.24"
+chrono = "0.4"
+clap = { version = "3.2.12", features = ["derive"] }
+regex = "1.6.0"
+chrono-tz = { version = "0.6.3", features = ["serde"] }
+
+[lib]
+name = "clock_tui"
+path = "src/lib.rs"
+
+[[bin]]
+name = "tclock"
+path = "src/bin/main.rs"
+bench = false

xtask/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "xtask"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+clap = { version = "3.2.12", features = ["derive"] }
+clap_mangen = "0.1"
+clap_complete = "3.2.4"
+clock-tui = { path = "../clock-tui" }

xtask/src/main.rs

@@ -0,0 +1,44 @@
+use clap::{IntoApp, ArgEnum};
+use clap_complete::{Shell, generate_to};
+use clap_mangen::Man;
+use clock_tui::app::App;
+use std::fs::File;
+use std::io::Result;
+use std::path::{PathBuf, Path};
+use std::{env, fs};
+
+const BIN_NAME: &str = "tclock";
+
+fn build_shell_completion(outdir: &Path) -> Result<()> {
+    let mut app = App::into_app();
+    let shells = Shell::value_variants();
+
+    for shell in shells {
+        generate_to(*shell, &mut app, BIN_NAME, &outdir)?;
+    }
+
+    Ok(())
+}
+
+fn build_manpages(outdir: &Path) -> Result<()> {
+    let app = App::into_app();
+
+    let file = Path::new(&outdir).join(format!("{}.1", BIN_NAME));
+    let mut file = File::create(&file)?;
+
+    Man::new(app).render(&mut file)?;
+
+    Ok(())
+}
+
+fn main() -> Result<()> {
+    let out_dir = env!("CARGO_MANIFEST_DIR");
+
+    let out_path = PathBuf::from(out_dir).join("../assets/gen");
+    fs::create_dir_all(&out_path).unwrap();
+
+    build_shell_completion(&out_path)?;
+    build_manpages(&out_path)?;
+
+    Ok(())
+}