Render indent for standalone partials

1 files changed, 17 insertions, 4 deletions

diff --git a/lib/handlebars/runtime.js b/lib/handlebars/runtime.js
index b9fc77d..9b61afe 100644
--- a/lib/handlebars/runtime.js
+++ b/lib/handlebars/runtime.js
@@ -31,18 +31,31 @@ export function template(templateSpec, env) {
   // for external users to override these as psuedo-supported APIs.
   env.VM.checkRevision(templateSpec.compiler);
 
-  var invokePartialWrapper = function(partial, name, context, hash, helpers, partials, data) {
+  var invokePartialWrapper = function(partial, indent, name, context, hash, helpers, partials, data) {
     if (hash) {
       context = Utils.extend({}, context, hash);
     }
 
     var result = env.VM.invokePartial.call(this, partial, name, context, helpers, partials, data);
-    if (result != null) { return result; }
 
-    if (env.compile) {
+    if (result == null && env.compile) {
       var options = { helpers: helpers, partials: partials, data: data };
       partials[name] = env.compile(partial, { data: data !== undefined }, env);
-      return partials[name](context, options);
+      result = partials[name](context, options);
+    }
+    if (result != null) {
+      if (indent) {
+        var lines = result.split('\n');
+        for (var i = 0, l = lines.length; i < l; i++) {
+          if (!lines[i] && i + 1 === l) {
+            break;
+          }
+
+          lines[i] = indent + lines[i];
+        }
+        result = lines.join('\n');
+      }
+      return result;
     } else {
       throw new Exception("The partial " + name + " could not be compiled when running in runtime-only mode");
     }