Always generate README.json with langs index

remove method langsIndex form generators (moved to finish)

1 files changed, 14 insertions, 10 deletions

diff --git a/lib/generators/json.js b/lib/generators/json.js
index f1af395..6c9439d 100644
--- a/lib/generators/json.js
+++ b/lib/generators/json.js
@@ -14,7 +14,6 @@ util.inherits(Generator, BaseGenerator);
 
 // Ignore some methods
 Generator.prototype.transferFile = function(input) { };
-Generator.prototype.finish = function() { };
 
 // Convert an input file
 Generator.prototype.convertFile = function(input) {
@@ -37,21 +36,26 @@ Generator.prototype.convertFile = function(input) {
     });
 };
 
-// Generate languages index
-// Contains the first languages readme and langs infos
-Generator.prototype.langsIndex = function(langs) {
-    var that = this;
-
-    if (langs.length == 0) return Q.reject("Need at least one language");
+// Finish generation
+Generator.prototype.finish = function() {
+    return this.writeReadme();
+};
 
-    var mainLang = _.first(langs).lang;
-    var readme = links.changeExtension(that.book.readmeFile, ".json");
+// Write README.json
+Generator.prototype.writeReadme = function() {
+    var that = this;
+    var mainlang, langs;
 
     return Q()
     .then(function() {
+        langs = that.book.langs;
+        mainLang = langs.length > 0? _.first(langs).lang : null;
+
+        readme = links.changeExtension(that.book.readmeFile, ".json");
+
         // Read readme from main language
         return fs.readFile(
-            path.join(that.options.output, mainLang, readme)
+            mainLang? path.join(that.options.output, mainLang, readme) : path.join(that.options.output, readme)
         );
     })
     .then(function(content) {