Fix LANGS.md parsing

And cleanup Summary parsing

lib/parse/langs.js

@@ -1,13 +1,14 @@
-var _ = require("lodash")
-var parseSummary = require("./summary");
+var _ = require("lodash");
+var parseEntries = require("./summary").entries;
+
 
 var parseLangs = function(content) {
-    var summary = parseSummary(content);
+    var entries = parseEntries(content);
 
     return {
-        list: _.chain(summary.chapters)
+        list: _.chain(entries)
             .filter(function(entry) {
-                return entry.path != null;
+                return Boolean(entry.path);
             })
             .map(function(entry) {
                 return {
@@ -17,7 +18,8 @@ var parseLangs = function(content) {
                 };
             })
             .value()
-    }
+    };
 };
 
+
 module.exports = parseLangs;

lib/parse/summary.js

@@ -87,6 +87,9 @@ function parseTitle(src, nums) {
 }
 
 function parseChapter(nodes, nums) {
+    // Convert single number to an array
+    nums = _.isArray(nums) ? nums : [nums];
+
     return _.extend(parseTitle(_.first(nodes).text, nums), {
         articles: _.map(listSplit(filterList(nodes), 'list_item_start', 'list_item_end'), function(nodes, i) {
             return parseChapter(nodes, nums.concat(i + 1));
@@ -109,26 +112,31 @@ function defaultChapterList(chapterList) {
     ].concat(chapterList);
 }
 
-function parseSummary(src) {
+function listGroups(src) {
     var nodes = marked.lexer(src);
 
-    // Get out list of chapters
-    var chapterList = listSplit(
+    // Get out groups of lists
+    return listSplit(
         filterList(nodes),
         'list_item_start', 'list_item_end'
     );
+}
 
+function parseSummary(src) {
     // Split out chapter sections
-    var chapters = defaultChapterList(chapterList)
-    .map(function(nodes, i) {
-        return parseChapter(nodes, [i]);
-    });
+    var chapters = defaultChapterList(listGroups(src))
+    .map(parseChapter);
 
     return {
         chapters: chapters
     };
 }
 
+function parseEntries (src) {
+    return listGroups(src).map(parseChapter);
+}
+
 
 // Exports
 module.exports = parseSummary;
+module.exports.entries = parseEntries;