style: code style

src/http.rs

@@ -9,8 +9,7 @@ pub fn download_url(url: &str, dest: &mut File) -> XResult<()> {
     }
     let mut response = reqwest::get(url)?;
     let header_content_length: i64 = match response.headers().get("content-length") {
-        None => -1_i64,
-        Some(len_value) => {
+        None => -1_i64, Some(len_value) => {
             let len_str = match len_value.to_str() {
                 Ok(len_str) => len_str, Err(err) => {
                     warning!("Get content length for {:?}, error: {}", len_value, err);

src/jdk.rs

@@ -26,8 +26,7 @@ lazy_static! {
 
 pub fn get_java_home(version: &str) -> Option<String> {
     match get_macos_java_home(version) {
-        Some(j) => Some(j),
-        None => match get_local_java_home(version) {
+        Some(j) => Some(j), None => match get_local_java_home(version) {
             Some(j) => Some(j),
             None => iff!(get_cloud_java(version), get_local_java_home(version), None),
         },

src/local_util.rs

@@ -6,11 +6,7 @@ use std::{
     process::Command,
     time::SystemTime,
 };
-use rust_util::{
-    XResult,
-    new_box_ioerror,
-    util_io::*,
-};
+use rust_util::{ XResult, new_box_ioerror, util_io::* };
 use crypto::{
     digest::Digest,
     md5::Md5,