Add homebrew install script (#236)

Author: michaelmyc

.gitignore

@@ -18,6 +18,7 @@
 !/tools/
 !/setup/
 !/chocolatey/
+!/homebrew/
 
 # Temporary files generated during testing
 /test/temp

homebrew/install.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+NVS_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
+
+# Set environment variables
+export HOME=~
+export NVS_HOME=~/.nvs
+
+# Run install script
+\. $NVS_DIR/nvs.sh install

lib/install.js

@@ -145,24 +145,32 @@ function getShellProfile() {
 }
 
 function installToShellProfile(profileFile) {
+	let rootPathAbs = path.resolve(__dirname, '..');
+	let homePathAbs = path.resolve(settings.home);
+
+	let rootPath = nvsUse.homePath(rootPathAbs).replace('~', '$HOME');
 	let homePath = nvsUse.homePath(settings.home).replace('~', '$HOME');
 	if (homePath.endsWith('/') || homePath.endsWith('\\')) {
 		homePath = homePath.substr(0, homePath.length - 1);
 	}
 
+	if (rootPathAbs === homePathAbs) {
+		rootPath = '$NVS_HOME';
+	}
+
 	const installLines = isMingwBash
 		? [
 			'function setupNvs {',
 			'	export NVS_HOME="' + homePath + '";',
-			'	[ -s "$NVS_HOME/nvs.sh" ] && source "$NVS_HOME/nvs.sh" >> /dev/null;',
+			'	[ -s "' + rootPath + '/nvs.sh" ] && source "' + rootPath + '/nvs.sh" >> /dev/null;',
 			'	return 0;',
 			'}',
 			'setupNvs',
 		]
 		// normal POSIX shell
 		: [
 			'export NVS_HOME="' + homePath + '"',
-			'[ -s "$NVS_HOME/nvs.sh" ] && . "$NVS_HOME/nvs.sh"',
+			'[ -s "' + rootPath + '/nvs.sh" ] && . "' + rootPath + '/nvs.sh"',
 		];
 
 	if (!profileFile) {

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "nvs",
-	"version": "1.6.1",
+	"version": "1.6.2",
 	"description": "Node Version Switcher",
 	"main": "lib/index.js",
 	"scripts": {