csv

Cargo.toml

@@ -1,9 +1,10 @@
 [package]
-name = "template"
+name = "rustCli"
 version = "0.1.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-anyhow="1.0.86"
+anyhow="1.0.86"
+clap = { version = "4.5.13", features = ["derive"] }

src/main.rs

@@ -1,3 +1,38 @@
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+#[command(name = "rustCli", version, about, long_about = None)]
+struct Opts {
+    #[command(subcommand)]
+    cmd: SubCommand,
+}
+
+#[derive(Parser, Debug)]
+enum SubCommand {
+    #[command(name = "csv", about = "Subcommand for CSV operations")]
+    Csv(CsvOpts),
+}
+
+#[derive(Parser, Debug)]
+struct CsvOpts {
+    /// Name of the person to greet
+    #[arg(short, long)]
+    input: String,
+
+    /// Output file name
+    #[arg(short, long, default_value = "output.json")]
+    output: String,
+
+    /// Delimiter to use for output file
+    #[arg(short, long, default_value = ",")]
+    delimiter: String,
+
+    #[arg(long, default_value_t = true)]
+    header: bool,
+}
+
+/// rustCli csv -i input.csv -o output.json -d ","
 fn main() {
-    println!("Hello, world!");
+    let opts = Opts::parse();
+    println!("{:?}", opts);
 }