Fixed documentation example

src/lib.rs

@@ -13,28 +13,24 @@
 //! and all subdirectories.
 //!
 //! ```no_run
-//! extern crate tokei;
-//!
 //! use std::collections::BTreeMap;
 //! use std::fs::File;
 //! use std::io::Read;
 //!
 //! use tokei::{Config, Languages, LanguageType};
 //!
-//! fn main() {
-//!     // The paths to search. Accepts absolute, relative, and glob paths.
-//!     let paths = &["src", "tests"];
-//!     // Exclude any path that contains any of these strings.
-//!     let excluded = &["target"];
-//!     // `Config` allows you to configure what is searched and counted.
-//!     let config = Config::default();
+//! // The paths to search. Accepts absolute, relative, and glob paths.
+//! let paths = &["src", "tests"];
+//! // Exclude any path that contains any of these strings.
+//! let excluded = &["target"];
+//! // `Config` allows you to configure what is searched and counted.
+//! let config = Config::default();
 //!
-//!     let mut languages = Languages::new();
-//!     languages.get_statistics(paths, excluded, &config);
-//!     let rust = &languages[&LanguageType::Rust];
+//! let mut languages = Languages::new();
+//! languages.get_statistics(paths, excluded, &config);
+//! let rust = &languages[&LanguageType::Rust];
 //!
-//!     println!("Lines of code: {}", rust.code);
-//! }
+//! println!("Lines of code: {}", rust.code);
 //! ```
 
 #![deny(