Add license headers in js/dist files

By implementing the same approach of rollup.config.js
and replicate it in build-plugins.js, individual plugins
will display license headers.

1 files changed, 11 insertions, 0 deletions

diff --git a/build/banner.js b/build/banner.js
new file mode 100644
index 0000000000..4c66589f09
--- /dev/null
+++ b/build/banner.js
@@ -0,0 +1,11 @@
+const path  = require('path')
+const pkg   = require(path.resolve(__dirname, '../package.json'))
+const year  = new Date().getFullYear()
+
+module.exports = function () {
+  return `/*!
+  * Bootstrap v${pkg.version} (${pkg.homepage})
+  * Copyright 2011-${year} ${pkg.author}
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+  */`
+}