Description: Update old python buildsystem for 9.11.0
Author: Ximin Luo <infinity0@debian.org>
Bug: https://github.com/isagalaev/highlight.js/issues/1521

--- a/src/highlight.js
+++ b/src/highlight.js
@@ -13,7 +13,7 @@
   // CommonJS.
   // `nodeType` is checked to ensure that `exports` is not a HTML element.
   if(typeof exports !== 'undefined' && !exports.nodeType) {
-    factory(exports);
+    return factory(exports);
   } else if(globalObject) {
     // Export hljs globally even when using AMD for cases when this script
     // is loaded with others that may still expect a global hljs.
@@ -25,6 +25,8 @@
         return globalObject.hljs;
       });
     }
+
+    return globalObject.hljs;
   }
 
 }(function(hljs) {
--- a/tools/build.py
+++ b/tools/build.py
@@ -134,7 +134,7 @@
     if not match:
         return
     headers = match.group(1).split('\n')
-    headers = dict(h.strip().split(': ') for h in headers if ': ' in h)
+    headers = dict(h.strip().split(': ', 1) for h in headers if ': ' in h)
     return headers if 'Language' in headers else None
 
 def language_filenames(src_path, languages):
@@ -201,10 +201,10 @@
     Glues files together for the browser build.
     '''
     if compressed:
-        hljs = 'var hljs=new %s();' % strip_read(hljs_filename).rstrip(';')
+        hljs = 'var hljs=%s;' % strip_read(hljs_filename)
         file_func = lambda f: utf8_open(f).read()
     else:
-        hljs = 'var hljs = new %s();\n' % strip_read(hljs_filename)
+        hljs = 'var hljs = %s;\n' % strip_read(hljs_filename)
         file_func = strip_read
     return ''.join([hljs] + [wrap_language(f, file_func(f), compressed) for f in language_filenames])
 
@@ -260,7 +260,7 @@
     utf8_open(os.path.join(build_path, 'lib', 'highlight.js'), 'w').write(core)
 
     print('Registering languages with the library...')
-    hljs = "var Highlight = require('./highlight');\nvar hljs = new Highlight();"
+    hljs = "var hljs = require('./highlight');"
     filenames = map(os.path.basename, filenames)
     for filename in filenames:
         hljs += '\nhljs.registerLanguage(\'%s\', require(\'./languages/%s\'));' % (lang_name(filename), filename)