Adds subdir listing/linking macro

.gitignore

@@ -0,0 +1 @@
+node_modules/

dist/index.js

@@ -22,7 +22,7 @@ var _es6TemplateStrings = require('es6-template-strings');
 
 var _es6TemplateStrings2 = _interopRequireDefault(_es6TemplateStrings);
 
-var _macros = require('./macros');
+var _macros = require("./macros");
 
 var macros = _interopRequireWildcard(_macros);
 
@@ -76,7 +76,7 @@ function compile(userPath, fallbackPath, cb) {
  * or the default node-readme `src/.README.md` template
  */
 function createReadme() {
-    var overwrite = arguments[0] === undefined ? true : arguments[0];
+    var overwrite = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
 
     compile('.README.md', _path2['default'].join(__dirname, './.README.md'), function (markdown) {
         var destination = _path2['default'].join(process.cwd(), './README.md');

dist/macros/badge.js

@@ -6,7 +6,7 @@ Object.defineProperty(exports, '__esModule', {
 exports['default'] = badge;
 
 function image(src) {
-    var title = arguments[1] === undefined ? '' : arguments[1];
+    var title = arguments.length <= 1 || arguments[1] === undefined ? '' : arguments[1];
 
     return '![' + title + '](' + src + ')';
 }

dist/macros/dependencies.js

@@ -8,14 +8,14 @@ exports['default'] = dependencies;
 function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } }
 
 function singleDep(name, version) {
-    var dev = arguments[2] === undefined ? false : arguments[2];
+    var dev = arguments.length <= 2 || arguments[2] === undefined ? false : arguments[2];
 
     var check = dev ? '✔' : '✖';
     return '[' + name + '](https://www.npmjs.com/package/' + name + ') | ' + version + ' | ' + check;
 }
 
 function dependenciesList(obj) {
-    var dev = arguments[1] === undefined ? false : arguments[1];
+    var dev = arguments.length <= 1 || arguments[1] === undefined ? false : arguments[1];
 
     if (!obj) {
         obj = {};

dist/macros/index.js

@@ -34,4 +34,10 @@ var _dependencies2 = require('./dependencies');
 
 var _dependencies3 = _interopRequireDefault(_dependencies2);
 
-exports.dependencies = _dependencies3['default'];
+exports.dependencies = _dependencies3['default'];
+
+var _subdirs2 = require('./subdirs');
+
+var _subdirs3 = _interopRequireDefault(_subdirs2);
+
+exports.subdirs = _subdirs3['default'];

dist/macros/license.js

@@ -17,7 +17,7 @@ function license(options, scope) {
     } else if (scope.pkg.licenses) {
         return scope.pkg.licenses.map(function (license) {
             return singleLicense(license.type);
-        }).join(';');
+        }).join('\;');
     }
 }
 

dist/macros/subdirs.js

@@ -0,0 +1,48 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+  value: true
+});
+exports['default'] = subdirs;
+var path = require('path');
+var fs = require('fs');
+
+var walk = function walk(dir) {
+  var results = [];
+  var list = fs.readdirSync(dir);
+  list.forEach(function (file) {
+    file = dir + '/' + file;
+    var stat = fs.statSync(file);
+    if (stat && stat.isDirectory()) results = results.concat(walk(file));else results.push(file);
+  });
+  return results;
+};
+
+function subdirs(options, scope) {
+  var subdir = options || '';
+  var basePath = path.resolve('.', subdir);
+  var readmes = walk(basePath);
+  var struct = readmes.reduce(function (acc, filepath) {
+    var relativePath = filepath.replace(basePath + '/', '');
+    var componentName = relativePath.split('/').slice(0, 1)[0];
+    var firstLetter = componentName[0];
+    if (/\./i.test(componentName)) {
+      return acc;
+    }
+    if (!acc.hasOwnProperty(componentName)) {
+      acc[componentName] = true;
+    }
+    if (/readme\.md/i.test(relativePath)) {
+      acc[componentName] = true;
+    }
+    return acc;
+  }, {});
+  return Object.keys(struct).map(function (key) {
+    if (struct[key]) {
+      return '- [' + key + '](' + subdir + '/' + key + ')';
+    }
+    return '- ' + key;
+  }).join('\n');
+}
+
+module.exports = exports['default'];

src/macros/index.js

@@ -4,3 +4,4 @@ export badge from './badge';
 export license from './license';
 export author from './author';
 export dependencies from './dependencies';
+export subdirs from './subdirs';

src/macros/subdirs.js

@@ -0,0 +1,42 @@
+var path = require('path');
+var fs = require('fs');
+
+
+var walk = function(dir) {
+  var results = []
+  var list = fs.readdirSync(dir)
+  list.forEach(function(file) {
+      file = dir + '/' + file
+      var stat = fs.statSync(file)
+      if (stat && stat.isDirectory()) results = results.concat(walk(file))
+      else results.push(file)
+  })
+  return results
+}
+
+export default function subdirs(options, scope) {
+  const subdir = options || ''
+  var basePath = path.resolve('.', subdir)
+  var readmes = walk(basePath)
+  const struct = readmes.reduce((acc, filepath) => {
+    const relativePath = filepath.replace(basePath + '/', '')
+    const componentName = relativePath.split('/').slice(0, 1)[0]
+    const firstLetter = componentName[0]
+    if (/\./i.test(componentName)) {
+      return acc
+    }
+    if (!acc.hasOwnProperty(componentName)) {
+      acc[componentName] = true
+    }
+    if (/readme\.md/i.test(relativePath)) {
+      acc[componentName] = true
+    }
+    return acc
+  }, {})
+  return Object.keys(struct).map(key => {
+    if (struct[key]) {
+      return `- [${key}](${subdir}/${key})`
+    }
+    return `- ${key}`
+  }).join('\n')
+}