fix(includer): fix handling includer option

Author: leomp12

lib/ejs.js

@@ -313,7 +313,9 @@ function includeFile(path, options) {
  if (includerResult.filename) {
  opts.filename = includerResult.filename;
  }
- return handleCache(opts, includerResult.template);
+ if (includerResult.template) {
+ return handleCache(opts, includerResult.template);
+ }
  }
  }
  return handleCache(opts);
@@ -524,6 +526,7 @@ function Template(text, opts) {
  options.cache = opts.cache || false;
  options.rmWhitespace = opts.rmWhitespace;
  options.root = opts.root;
+ options.includer = opts.includer;
  options.outputFunctionName = opts.outputFunctionName;
  options.localsName = opts.localsName || exports.localsName || _DEFAULT_LOCALS_NAME;
  options.views = opts.views;