Use git to find repo name and repo owner for init

lib/init/git.js

@@ -0,0 +1,33 @@
+'use strict';
+
+var spawn = require('child_process').spawn;
+
+function getRemoteOriginData(cb) {
+  var output = '';
+  var git = spawn('git', 'config --get remote.origin.url'.split(' '));
+  git.stdout.on('data', function (data) {
+    output += data;
+  });
+
+  git.stderr.on('data', cb);
+  git.on('close', function () {
+    cb(null, output);
+  });
+}
+
+function parse(originUrl) {
+  var result = /\:(\w+)\/([A-Za-z0-9-_]+)/.exec(originUrl);
+  return {
+    projectOwner: result[1],
+    projectName: result[2]
+  };
+}
+
+module.exports = function getRepoInfo(cb) {
+  getRemoteOriginData(function (error, originUrl) {
+    if (error) {
+      return cb(error);
+    }
+    return cb(null, parse(originUrl));
+  });
+};

lib/init/prompt.js

@@ -3,6 +3,8 @@
 var _ = require('lodash/fp');
 var inquirer = require('inquirer');
 
+var getRepoInfo = require('./git');
+
 var questions = [{
   type: 'input',
   name: 'projectName',
@@ -44,18 +46,25 @@ var uniqueFiles = _.flow(
 );
 
 module.exports = function prompt(cb) {
-  inquirer.prompt(questions, function treatAnswers(answers) {
-    var config = {
-      projectName: answers.projectName,
-      projectOwner: answers.projectOwner,
-      files: uniqueFiles([answers.contributorFile, answers.badgeFile]),
-      imageSize: answers.imageSize,
-      contributors: []
-    };
-    return cb({
-      config: config,
-      contributorFile: answers.contributorFile,
-      badgeFile: answers.badgeFile
+  getRepoInfo(function (error, repoInfo) {
+    if (error) {
+      return cb(error);
+    }
+    questions[0].default = repoInfo.projectName;
+    questions[1].default = repoInfo.projectOwner;
+    inquirer.prompt(questions, function treatAnswers(answers) {
+      var config = {
+        projectName: answers.projectName,
+        projectOwner: answers.projectOwner,
+        files: uniqueFiles([answers.contributorFile, answers.badgeFile]),
+        imageSize: answers.imageSize,
+        contributors: []
+      };
+      return cb({
+        config: config,
+        contributorFile: answers.contributorFile,
+        badgeFile: answers.badgeFile
+      });
     });
   });
 };