From 9d0ae3e0c28d7289ac2c45dead9516e926b02e59 Mon Sep 17 00:00:00 2001
From: Troy Morehouse <troymore@nbnet.nb.ca>
Date: Tue, 14 Nov 2017 18:17:23 -0400
Subject: [PATCH] perf(build): reduce minified code size (#1337)

---
 build/build | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/build/build b/build/build
index 0f863ed62ec..70aae06eed2 100755
--- a/build/build
+++ b/build/build
@@ -15,8 +15,10 @@ rollup -c build/rollup.config.esm.js
 uglify=`pwd`/node_modules/.bin/uglifyjs
 cd dist
 
+# We use --mangle but not --compress to reduce file size
+# --compress unfortunately removes the 'imports' from the top of hte ESM build
 for f in *.js; do
     o=`echo $f | sed s/\.js/.min.js/`
     echo "$f ~> $o"
-    $uglify $f --source-map -o $o
+    $uglify $f --mangle --source-map -o $o
 done