bump version

* create PKGBUILD file

* use build & install method

* add package dependencies

Cargo.lock

@@ -377,7 +377,7 @@ dependencies = [
 
 [[package]]
 name = "fido2luks"
-version = "0.2.12"
+version = "0.2.13"
 dependencies = [
  "ctap_hmac",
  "failure",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "fido2luks"
-version = "0.2.12"
+version = "0.2.13"
 authors = ["shimunn <shimun@shimun.net>"]
 edition = "2018"
 

PKGBUILD

@@ -0,0 +1,26 @@
+# Maintainer: shimunn <shimun@shimun.net>
+pkgname=fido2luks
+pkgver=0.2.12
+pkgrel=1
+makedepends=('rust' 'cargo' 'cryptsetup' 'clang')
+depends=('cryptsetup')
+arch=('i686' 'x86_64' 'armv6h' 'armv7h')
+pkgdesc="Decrypt your LUKS partition using a FIDO2 compatible authenticator"
+url="https://github.com/shimunn/fido2luks"
+license=('MPL-2.0')
+
+pkgver() {
+	# Use tag version if possible otherwise concat project version and git ref
+	git describe --exact-match --tags HEAD 2> /dev/null || \
+		echo "$(cargo pkgid | cut -d'#' -f2).$(git describe --always)"
+}
+
+build() {
+    cargo build --release --locked --all-features --target-dir=target
+    ./target/release/fido2luks completions bash target
+}
+
+package() {
+    install -Dm 755 target/release/${pkgname} -t "${pkgdir}/usr/bin"
+    install -Dm 644 target/fido2luks.bash "${pkgdir}/usr/share/bash-completion/completions/fido2luks"
+}

src/cli.rs

@@ -1,6 +1,7 @@
 use crate::error::*;
 use crate::*;
 
+use structopt::clap::{AppSettings, Shell};
 use structopt::StructOpt;
 
 use ctap::{FidoCredential, FidoErrorKind};
@@ -303,6 +304,14 @@ pub enum Command {
     #[structopt(name = "connected")]
     Connected,
     Token(TokenCommand),
+    /// Generate bash completion scripts
+    #[structopt(name = "completions", setting = AppSettings::Hidden)]
+    GenerateCompletions {
+        /// Shell to generate completions for: bash, fish
+        #[structopt(possible_values = &["bash", "fish"])]
+        shell: String,
+        out_dir: PathBuf,
+    },
 }
 
 ///LUKS2 token related operations
@@ -725,5 +734,17 @@ pub fn run_cli() -> Fido2LuksResult<()> {
                 Ok(())
             }
         },
+        Command::GenerateCompletions { shell, out_dir } => {
+            Args::clap().gen_completions(
+                env!("CARGO_PKG_NAME"),
+                match shell.as_ref() {
+                    "bash" => Shell::Bash,
+                    "fish" => Shell::Fish,
+                    _ => unreachable!("structopt shouldn't allow us to reach this point"),
+                },
+                &out_dir,
+            );
+            Ok(())
+        }
     }
 }