Parse command line arguments

Cargo.lock

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Cargo.toml

@@ -1,8 +1,9 @@
 [package]
 name = "skip"
-version = "0.1.0"
+version = "0.2.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+clap = { version = "4.0", features = ["derive"] }

src/main.rs

@@ -1,3 +1,26 @@
-fn main() {
+use std::path::PathBuf;
-    println!("Hello, world!");
+use clap::Parser;
+
+#[derive(Parser,Debug)]
+#[command(version)]
+struct Cli {
+    /// The number of lines to skip
+    lines: usize,
+    /// The file to read, or stdin if not given
+    file: Option<PathBuf>,
+    /// Skip until N lines matching this
+    #[arg(short,long, conflicts_with = "token")]
+    line: Option<String>,
+    /// Skip lines until N tokens found
+    #[arg(short,long, conflicts_with = "line", required_if_eq("ignore_extras", "true"))]
+    token: Option<String>,
+    /// Only count the first token on each line
+    #[arg(short, long="ignore-extras")]
+    ignore_extras: bool,
+}
+
+fn main() {
+    let args = Cli::parse();
+    println!("{args:?}");
+    
 }