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# File 'lib/squash/javascript/source_mapping_coffeescript_template.rb', line 4
def evaluate(scope, locals, &block)
@output ||= begin
result = CoffeeScript.compile(data, options.merge(sourceMap: true))
relative_path = if file.include?(Rails.root.to_s)
Pathname.new(file).relative_path_from(Rails.root)
else
Pathname.new(file)
end
map = JSON.parse(result['v3SourceMap'])
map['file'] = relative_path.to_s.sub(/\.coffee$/, '')
map['sources'] = [relative_path.to_s]
map_path = Rails.root.join('tmp', 'sourcemaps', 'compiled', Digest::SHA2.hexdigest(relative_path.to_s) + '.json')
FileUtils.mkdir_p map_path.dirname
Rails.root.join('tmp', 'sourcemaps', map_path).open('w') do |f|
f.puts map.to_json
end
result['js']
end
end
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