Improve JRuby startup time with --dev flag

A-gen · Apr 6, 2016 · 4865db8 · 4865db8
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diff --git a/.travis.yml b/.travis.yml
@@ -4,6 +4,12 @@ sudo: false
 
 cache: bundler
 
+env:
+  global:
+    # Improves JRuby startup time.
+    # See https://github.com/jruby/jruby/wiki/Improving-startup-time
+    - "JRUBY_OPTS=--dev"
+
 rvm:
   - 1.9.3
   - 2.0.0

diff --git a/README.md b/README.md
@@ -95,6 +95,10 @@ Command Line Flag         | Description
 `--show-linters`          | Show all available linters
 `-v`/`--version`          | Show version
 
+When running `scss-lint` with JRuby, using JRuby's
+[`--dev` flag](https://github.com/jruby/jruby/wiki/Improving-startup-time)
+will probably improve performance.
+
 ## Configuration
 
 `scss-lint` loads configuration in the following order of precedence: