Initial import of csv-1.1.5.
Bug: 155309706
Change-Id: Id08b46b0989d3b869c4a014d10ea98193b7c3b32
diff --git a/examples/tutorial-write-02.rs b/examples/tutorial-write-02.rs
new file mode 100644
index 0000000..76b5755
--- /dev/null
+++ b/examples/tutorial-write-02.rs
@@ -0,0 +1,45 @@
+use std::env;
+use std::error::Error;
+use std::ffi::OsString;
+use std::process;
+
+fn run() -> Result<(), Box<dyn Error>> {
+ let file_path = get_first_arg()?;
+ let mut wtr = csv::Writer::from_path(file_path)?;
+
+ wtr.write_record(&[
+ "City",
+ "State",
+ "Population",
+ "Latitude",
+ "Longitude",
+ ])?;
+ wtr.write_record(&[
+ "Davidsons Landing",
+ "AK",
+ "",
+ "65.2419444",
+ "-165.2716667",
+ ])?;
+ wtr.write_record(&["Kenai", "AK", "7610", "60.5544444", "-151.2583333"])?;
+ wtr.write_record(&["Oakman", "AL", "", "33.7133333", "-87.3886111"])?;
+
+ wtr.flush()?;
+ Ok(())
+}
+
+/// Returns the first positional argument sent to this process. If there are no
+/// positional arguments, then this returns an error.
+fn get_first_arg() -> Result<OsString, Box<dyn Error>> {
+ match env::args_os().nth(1) {
+ None => Err(From::from("expected 1 argument, but got none")),
+ Some(file_path) => Ok(file_path),
+ }
+}
+
+fn main() {
+ if let Err(err) = run() {
+ println!("{}", err);
+ process::exit(1);
+ }
+}