From 9cad7bdddc585fce8efed182c91634b2b7e9e354 Mon Sep 17 00:00:00 2001
From: Marius Gavrilescu <marius@ieval.ro>
Date: Sun, 8 Mar 2015 12:15:32 +0200
Subject: [PATCH] Add rudimentary closure compiler support

---
 Makefile.PL    |  2 +-
 make_static.PL | 13 ++++++++++---
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/Makefile.PL b/Makefile.PL
index 2f3a50f..021ffdb 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -10,7 +10,7 @@ WriteMakefile(
 	LICENSE           => 'AGPL_3',
 	SIGN              => 1,
 	clean             => {
-		FILES => 'static/css/ static/js.js'
+		FILES => 'static/css/ static/js.js static/js.map static/js/'
 	},
 	BUILD_REQUIRES    => {
 		qw/CSS::Minifier::XS          0
diff --git a/make_static.PL b/make_static.PL
index a47df2d..fe06da9 100644
--- a/make_static.PL
+++ b/make_static.PL
@@ -19,6 +19,13 @@ for (<css/themes/*>) {
 	write_file "static/css/$theme.css", CSS::Minifier::XS::minify $css;
 }
 
-my $js;
-$js .= read_file $_ for <js/*.js>;
-write_file 'static/js.js', JavaScript::Minifier::XS::minify $js;
+if (-f 'compiler.jar') {
+	system java => -jar => 'compiler.jar', qw,-O SIMPLE --create_source_map static/js.map --js_output_file static/js.js --language_in ECMASCRIPT5_STRICT --source_map_location_mapping js/|/static/js/,, <js/*>;
+	my $js = read_file 'static/js.js';
+	write_file 'static/js.js', '//# sourceMappingURL=/static/js.map', "\n", $js;
+	system 'cp', '-rp', 'js', 'static/';
+} else {
+	my $js;
+	$js .= read_file $_ for <js/*.js>;
+	write_file 'static/js.js', JavaScript::Minifier::XS::minify $js;
+}
-- 
2.39.2