From 811b6cf9981d7b778f7643fbbb10c548927560f5 Mon Sep 17 00:00:00 2001
From: Jakub Jirutka <jakub@jirutka.cz>
Date: Tue, 19 Jun 2018 19:43:32 +0200
Subject: Set up compilation to JavaScript using Opal

---
 Rakefile | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'Rakefile')

diff --git a/Rakefile b/Rakefile
index aa8614e..bc86f92 100644
--- a/Rakefile
+++ b/Rakefile
@@ -22,3 +22,22 @@ begin
 rescue LoadError => e
   warn "#{e.path} is not available"
 end
+
+namespace :build do
+  desc 'Transcompile to JavaScript using Opal'
+  task :js do
+    require 'opal'
+
+    builder = Opal::Builder.new(compiler_options: {
+      dynamic_require_severity: :error,
+    })
+    builder.append_paths 'lib'
+    builder.build 'asciidoctor-interdoc-reftext'
+
+    out_file = 'js/asciidoctor-interdoc-reftext.js'
+
+    mkdir_p(File.dirname(out_file), verbose: false)
+    File.binwrite out_file, builder.to_s
+    File.binwrite "#{out_file}.map", builder.source_map
+  end
+end
-- 
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