Initial Chef repository

cookbooks/nodejs/libraries/matchers.rb

@@ -0,0 +1,9 @@
+if defined?(ChefSpec)
+  def install_nodejs_npm(resource_name)
+    ChefSpec::Matchers::ResourceMatcher.new(:nodejs_npm, :install, resource_name)
+  end
+
+  def uninstall_nodejs_npm(resource_name)
+    ChefSpec::Matchers::ResourceMatcher.new(:nodejs_npm, :uninstall, resource_name)
+  end
+end

cookbooks/nodejs/libraries/nodejs_helper.rb

@@ -0,0 +1,33 @@
+module NodeJs
+  module Helper
+    def npm_dist
+      if node['nodejs']['npm']['url']
+        return { 'url' => node['nodejs']['npm']['url'] }
+      else
+
+        require 'open-uri'
+        require 'json'
+        result = JSON.parse(URI.parse("https://registry.npmjs.org/npm/#{node['nodejs']['npm']['version']}").read, :max_nesting => false)
+        ret = { 'url' => result['dist']['tarball'], 'version' => result['_npmVersion'], 'shasum' => result['dist']['shasum'] }
+        Chef::Log.debug("Npm dist #{ret}")
+        return ret
+      end
+    end
+
+    def npm_list(path = nil)
+      require 'json'
+      if path
+        cmd = Mixlib::ShellOut.new('npm list -json', :cwd => path)
+      else
+        cmd = Mixlib::ShellOut.new('npm list -global -json')
+      end
+      JSON.parse(cmd.run_command.stdout, :max_nesting => false)
+    end
+
+    def npm_package_installed?(package, version = nil, path = nil)
+      list = npm_list(path)['dependencies']
+      # Return true if package installed and installed to good version
+      (!list.nil?) && list.key?(package) && (version ? list[package]['version'] == version : true)
+    end
+  end
+end