Revert "rename repl to interpret"

This reverts commit 4b2fefd798.

examples/interpret.rs

@@ -1,25 +0,0 @@
-use std::io::{self, BufReader, Read};
-use std::fs::File;
-use std::env;
-
-fn main() -> io::Result<()> {
-	let file = env::args()
-		.skip(1)
-		.next()
-		.map(|name| Box::new(File::open(name).expect("failed to open file")));
-
-	let file: Box<dyn Read> = if file.is_none() {
-		Box::new(io::stdin())
-	} else {
-		file.unwrap()
-	};
-
-	for value in lamm::evaluate(BufReader::new(file)) {
-		match value {
-			Ok(v) => println!("{v}"),
-			Err(e) => eprintln!("{e}"),
-		}
-	}
-
-	Ok(())
-}

examples/repl.rs

@@ -0,0 +1,10 @@
+use std::io::{self, BufReader};
+
+fn main() {
+	for value in lamm::evaluate(BufReader::new(io::stdin())) {
+		match value {
+			Ok(v) => println!("{v}"),
+			Err(e) => eprintln!("{e}"),
+		}
+	}
+}