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# File 'lib/coffee-rails-source-maps.rb', line 12
def compile(script, options = {})
script = script.read if script.respond_to?(:read)
if options.key?(:no_wrap) && !options.key?(:bare)
options[:bare] = options[:no_wrap]
else
options[:bare] = false
end
pathname = options[:pathname]
if pathname.nil?
return Source.context.call("CoffeeScript.compile", script, options)
else
clean_name = pathname.basename.to_s.split(".").first
rel_path = if pathname.to_s.start_with?(Bundler.bundle_path.to_s)
Pathname('bundler').join(pathname.relative_path_from(Bundler.bundle_path)).dirname
else
pathname.relative_path_from(Rails.root).dirname
end
map_dir = Rails.root.join("public/" + Rails.configuration.assets.prefix, "source_maps", rel_path)
map_dir.mkpath
map_file = map_dir.join("#{clean_name}.map")
coffee_file = map_dir.join("#{clean_name}.coffee")
options[:sourceMap] = true
options[:filename] = "#{clean_name}.coffee" options[:sourceFiles] = ["/#{coffee_file.relative_path_from(Rails.root.join("public"))}"]
wrapper = <<-WRAPPER
(function(script, options) {
try {
return CoffeeScript.compile(script, options);
} catch (err) {
if (err instanceof SyntaxError && err.location) {
throw new SyntaxError([options.filename, err.location.first_line + 1, err.location.first_column + 1].join(":") + ": " + err.message)
} else {
throw err;
}
}
})
WRAPPER
ret = Source.context.call(wrapper, script, options)
coffee_file.open('w') {|f| f.puts script }
map_file.open('w') {|f| f.puts ret["v3SourceMap"]}
= "//# sourceMappingURL=/#{map_file.relative_path_from(Rails.root.join("public"))}\n"
return ret['js'] +
end
end
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