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= mirah
Mirah is a customizable programming language featuring static types,
local type inference and a heavily Ruby-inspired syntax. Mirah
currently includes a typer/compiler backend for the JVM which can
output either JVM bytecode or Java source files.
* Ruby-like syntax
* Compiles to .class or .java
* Fast as Java
* No runtime library
mirah <script.mirah>
mirah -e "inline script"
mirahc <script.mirah>
mirahc -e "inline script" # produces DashE.class
mirahc --java <script.mirah>
mirahc --java -e "inline script" # produces
* JRuby 1.6.0 or higher.
* BiteScript 0.0.8 or higher
=== RUBY:
If your gem and rake are not from from JRuby, prefix the commands with jruby -S
$ gem install mirah
=== ZIP:
You can also install Mirah from a zip file. Download the latest stable
release from
Extract it, and add `bin` to your `$PATH` to be able to use `mirah`, `mirahc`, etc.
To build and install from source,
$ git clone
$ cd mirah
$ bundle install
$ rake gem
$ gem install pkg/mirah-*.gem
== For Java tools:
To build the Mirah jar from source run "rake jar" in the mirah directory.