1 files changed, 13 insertions, 0 deletions
diff --git a/lib/template/index.js b/lib/template/index.js
index 833ff76..a3021e6 100644
--- a/lib/template/index.js
+++ b/lib/template/index.js
@@ -7,6 +7,7 @@ var Promise = require('../utils/promise');
 var error = require('../utils/error');
 var gitbook = require('../gitbook');
 var defaultBlocks = require('./blocks');
+var Loader = require('./loader');
 
 // Return extension name for a specific block
 function blockExtName(name) {
@@ -23,6 +24,10 @@ function TemplateEngine(book) {
     this.book = book;
     this.log = book.log;
 
+    // Create file loader
+    this.loader = new Loader(this);
+
+    // Create nunjucks instance
     this.env = new nunjucks.Environment(
         this.loader,
         {
@@ -57,6 +62,14 @@ function TemplateEngine(book) {
     this.addBlocks(defaultBlocks);
 }
 
+// Interpolate a string content to replace shortcuts according to the filetype
+TemplateEngine.prototype.interpolate = function(filepath, source) {
+    var parser = parsers.get(path.extname(filepath));
+    var type = parser? parser.name : null;
+
+    return this.applyShortcuts(type, source);
+};
+
 // Add a new custom filter
 TemplateEngine.prototype.addFilter = function(filterName, func) {
     try {