refactor: extract Package.detect()

Author: dominykas

README.md

@@ -33,10 +33,10 @@ const result = await require('node-support').detect({ path });
 `path` should be a folder in the local file system. When the path is not a git repository - tries to read the git repository from `package.json` and tries to detect the versions listed in the repository as well. 
 
 ```
-const result = await require('node-support').detect({ package });
+const result = await require('node-support').detect({ packageName });
 ```
 
-`package` is a string name for the package in the registry. 
+`packageName` is a string name for the package in the registry. 
 
 ```
 const result = await require('node-support').detect({ repository });
@@ -47,7 +47,7 @@ const result = await require('node-support').detect({ repository });
 ### Result
 
 - Throws if the `path` / `repository` does not have a `package.json`
-- Throws if `package` does not exist in the registry
+- Throws if `packageName` does not exist in the registry
 - Throws when unable to detect a git repository for the package
 
 Otherwise returns an object with:

lib/index.js

@@ -1,18 +1,18 @@
 'use strict';
 
-const Path = require('path');
-
+const Package = require('./package');
 const Travis = require('./travis');
 
-exports.detect = ({ path }) => {
+exports.detect = async ({ path, repository, packageName }) => {
 
-    const packageJson = require(Path.join(path, 'package.json'));
+    const packageInfo = await Package.detect({ path, repository, packageName });
 
-    const { name, version } = packageJson;
+    const result = {};
 
-    const result = { name, version };
+    result.name = packageInfo.name;
+    result.version = packageInfo.version;
 
-    const travis = Travis.detect({ path });
+    const travis = await Travis.detect({ path });
 
     if (travis) {
         result.travis = travis;

lib/package.js

@@ -0,0 +1,12 @@
+'use strict';
+
+const Path = require('path');
+
+exports.detect = ({ path, repository, packageName }) => {
+
+    const packageJson = require(Path.join(path, 'package.json'));
+
+    const { name, version } = packageJson;
+
+    return { name, version };
+};