Remove 'extern crate' in source files

Author: fornwall

src/main.rs

@@ -1,9 +1,4 @@
 #![forbid(unsafe_code)]
-extern crate env_logger;
-#[macro_use]
-extern crate lazy_static;
-#[macro_use]
-extern crate log;
 
 /**
 If this is set to `false`, then code that automatically deletes stuff *won't*.
@@ -23,6 +18,7 @@ mod file_assoc;
 #[cfg(not(windows))]
 mod file_assoc {}
 
+use log::{debug, error, info};
 use serde::{Deserialize, Serialize};
 use std::ffi::OsString;
 use std::fs;

src/manifest.rs

@@ -1,8 +1,7 @@
 /*!
 This module is concerned with how `rust-script` extracts the manfiest from a script file.
 */
-extern crate pulldown_cmark;
-extern crate regex;
+use regex;
 
 use self::regex::Regex;
 use std::collections::HashMap;
@@ -12,6 +11,8 @@ use crate::consts;
 use crate::error::{MainError, MainResult};
 use crate::templates;
 use crate::Input;
+use lazy_static::lazy_static;
+use log::{error, info};
 use std::ffi::OsString;
 
 lazy_static! {
@@ -667,7 +668,7 @@ fn find_code_block_manifest(s: &str) -> Option<(Manifest, &str)> {
 Extracts the first `Cargo` fenced code block from a chunk of Markdown.
 */
 fn scrape_markdown_manifest(content: &str) -> Option<String> {
-    use self::pulldown_cmark::{CodeBlockKind, Event, Options, Parser, Tag};
+    use pulldown_cmark::{CodeBlockKind, Event, Options, Parser, Tag};
 
     // To match librustdoc/html/markdown.rs, opts.
     let exts = Options::ENABLE_TABLES | Options::ENABLE_FOOTNOTES;

src/platform.rs

@@ -38,6 +38,7 @@ pub fn cache_dir() -> Result<PathBuf, MainError> {
 
 #[cfg(test)]
 pub fn cache_dir() -> Result<PathBuf, MainError> {
+    use lazy_static::lazy_static;
     lazy_static! {
         static ref TEMP_DIR: tempfile::TempDir = tempfile::TempDir::new().unwrap();
     }
@@ -66,8 +67,6 @@ pub fn templates_dir() -> Result<PathBuf, MainError> {
 
 #[cfg(unix)]
 mod inner {
-    extern crate atty;
-
     pub use super::*;
 
     /**

src/templates.rs

@@ -4,6 +4,7 @@ This module contains code related to template support.
 use crate::consts;
 use crate::error::{MainError, MainResult};
 use crate::platform;
+use lazy_static::lazy_static;
 use regex::Regex;
 use std::borrow::Cow;
 use std::collections::HashMap;

src/util.rs

@@ -1,6 +1,7 @@
 /*!
 This module just contains other random implementation stuff.
 */
+use log::error;
 use std::error::Error;
 use std::marker::PhantomData;