1 files changed, 26 insertions, 0 deletions
diff --git a/src/cli.rs b/src/cli.rs
new file mode 100644
index 0000000..073162c
--- /dev/null
+++ b/src/cli.rs
@@ -0,0 +1,26 @@
+use clap::Parser;
+
+#[derive(Clone, Debug, Parser)]
+#[command(version, about, long_about = None)]
+pub struct Cli {
+	/// A list of Nix installables to look for. If not given, all paths in nixpkgs are checked
+	#[arg(required_unless_present("configuration"))]
+	pub installables: Option<Vec<String>>,
+
+	/// Flake reference pointing to a NixOS or nix-darwin configuration
+	#[allow(clippy::doc_markdown)] // Why does "NixOS" trigger this???
+	#[arg(short, long, conflicts_with("installables"))]
+	pub configuration: Option<String>,
+
+	/// URL of the substituter to check
+	#[arg(short, long, default_value = "https://cache.nixos.org")]
+	pub binary_cache: String,
+
+	/// Flake reference of nixpkgs (or other package repository)
+	#[arg(short, long, default_value = "nixpkgs")]
+	pub flake: String,
+
+	/// Show a list of store paths not found in the substituter
+	#[arg(short, long)]
+	pub show_missing: bool,
+}