demo.js.erb

<% 
# Closure Compiler is run from a Script.  To obtain
# the dynamically generated javascript from this file:
# http://localhost:8080/hello/compiler.js

# These are the same options as compiler.jar.  Two exceptions:
# 1. No --compilation_level will load the original sources 
#    instead of using the compiler.jar default.
# 2. The --ns argument compiles a namespace.  Closure Script simply
#    turns these into --js arguments before calling the compiler.
args = %w{
  --summary_detail_level 3
  --ns domekit.Controller
  --ns domekit.Demo
}

# You can make as many compiler Scripts as you like but
# it may be more convenient to accept options on the URL.
# http://localhost:8080/hello/compiler.js?build
# http://localhost:8080/hello/compiler.js?debug
args += case query_string
when 'build' then %w{
  --compilation_level ADVANCED_OPTIMIZATIONS
  --js_output_file compiler_build.js
  --create_source_map compiler_build.map
}
when 'debug' then %w{
  --debug true
  --formatting PRETTY_PRINT
  --compilation_level ADVANCED_OPTIMIZATIONS
  --js_output_file compiler_debug.js
}
else;[];end

# Compile the javascript.
@response = goog.compile(args).to_response
%>