reorganize a bit

1 files changed, 40 insertions, 0 deletions

diff --git a/src/args.rs b/src/args.rs
new file mode 100644
index 0000000..90e33b7
--- /dev/null
+++ b/src/args.rs
@@ -0,0 +1,40 @@
+use clap;
+
+use colors;
+
+pub struct CommandLineOptions {
+    pub shell: colors::ShellType,
+    pub error_code: u8,
+}
+
+pub fn parse() -> CommandLineOptions {
+    let matches = clap::App::new("fancy-prompt")
+        .about("Prints a fancy prompt")
+        .author(crate_authors!())
+        .version(crate_version!())
+        .arg(clap::Arg::with_name("prompt-escape")
+             .long("prompt-escape")
+             .value_name("SHELL")
+             .help("Produces escape sequence wrappers for the given shell")
+             .takes_value(true))
+        .arg(clap::Arg::with_name("error-code")
+             .value_name("ERROR_CODE")
+             .help("The error code of the previously run command")
+             )
+        .get_matches();
+
+    let shell = matches
+        .value_of("prompt-escape")
+        .map(|shell| colors::ShellType::from_str(shell))
+        .unwrap_or(colors::ShellType::Unknown);
+    let error_code = matches
+        .value_of("error-code")
+        .map(|code| code.parse().expect("error code must be a u8"))
+        .unwrap_or(0);
+
+    CommandLineOptions {
+        shell,
+        error_code,
+    }
+}
+