diff --git a/.gitignore b/.gitignore
index 640216e..72bc027 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-
+target/
 **/target
 **/*.rs.bk
 **/pkg
diff --git a/src/bindgen.rs b/src/bindgen.rs
index c41f4ee..3def230 100644
--- a/src/bindgen.rs
+++ b/src/bindgen.rs
@@ -1,7 +1,7 @@
-use std::process::Command;
 use console::style;
 use emoji;
 use progressbar;
+use std::process::Command;
 
 pub fn cargo_install_wasm_bindgen() {
     let step = format!(
diff --git a/src/build.rs b/src/build.rs
index 527a8c7..f3ed8a5 100644
--- a/src/build.rs
+++ b/src/build.rs
@@ -1,7 +1,7 @@
-use std::process::Command;
 use console::style;
 use emoji;
 use progressbar;
+use std::process::Command;
 
 pub fn rustup_add_wasm_target() {
     let step = format!(
diff --git a/src/lib.rs b/src/lib.rs
index 05b78ba..748b4d3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -6,17 +6,17 @@ extern crate serde_derive;
 extern crate serde_json;
 extern crate toml;
 
-pub mod build;
 pub mod bindgen;
-pub mod readme;
+pub mod build;
+pub mod emoji;
 pub mod manifest;
 pub mod progressbar;
-pub mod emoji;
+pub mod readme;
 
 use std::fs;
 
-use failure::Error;
 use console::style;
+use failure::Error;
 
 pub fn create_pkg_dir(path: &str) -> Result<(), Error> {
     let step = format!(
diff --git a/src/manifest.rs b/src/manifest.rs
index da5308d..e86e316 100644
--- a/src/manifest.rs
+++ b/src/manifest.rs
@@ -2,11 +2,11 @@ use std::fs::File;
 use std::io::prelude::*;
 
 use console::style;
+use emoji;
 use failure::Error;
+use progressbar;
 use serde_json;
 use toml;
-use emoji;
-use progressbar;
 
 #[derive(Deserialize)]
 struct CargoManifest {
@@ -16,6 +16,7 @@ struct CargoManifest {
 #[derive(Deserialize)]
 struct CargoPackage {
     name: String,
+    authors: Vec<String>,
     description: String,
     version: String,
     license: String,
@@ -25,6 +26,7 @@ struct CargoPackage {
 #[derive(Serialize)]
 struct NpmPackage {
     name: String,
+    collaborators: Vec<String>,
     description: String,
     version: String,
     license: String,
@@ -58,6 +60,7 @@ impl CargoManifest {
         }
         NpmPackage {
             name: self.package.name,
+            collaborators: self.package.authors,
             description: self.package.description,
             version: self.package.version,
             license: self.package.license,
@@ -82,7 +85,7 @@ pub fn write_package_json(path: &str, scope: Option<String>) -> Result<(), Error
     let mut pkg_file = File::create(pkg_file_path)?;
     let crate_data = read_cargo_toml(path)?;
     let npm_data = crate_data.into_npm(scope);
-    let npm_json = serde_json::to_string(&npm_data)?;
+    let npm_json = serde_json::to_string_pretty(&npm_data)?;
     pkg_file.write_all(npm_json.as_bytes())?;
     pb.finish();
     Ok(())
diff --git a/src/readme.rs b/src/readme.rs
index 20f5c45..6bde0dd 100644
--- a/src/readme.rs
+++ b/src/readme.rs
@@ -1,10 +1,10 @@
-use std::fs;
-use failure::Error;
 use console::style;
+use failure::Error;
 use indicatif::MultiProgress;
+use std::fs;
 
-use progressbar;
 use emoji;
+use progressbar;
 
 pub fn copy_from_crate(path: &str) -> Result<(), Error> {
     let m = MultiProgress::new();