class PurgecssSprockets::PostProcessor
Public Class Methods
call(input)
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# File lib/purgecss_sprockets/post_processor.rb, line 36 def self.call(input) filename = input[:filename] source = input[:data] context = input[:environment].context_class.new(input) result = run(filename, source, context) context.metadata.merge(data: result) end
new(filename, &block)
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# File lib/purgecss_sprockets/post_processor.rb, line 3 def initialize(filename, &block) @filename = filename @source = block.call end
run(filename, source, context)
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# File lib/purgecss_sprockets/post_processor.rb, line 12 def self.run(filename, source, context) return source if PurgecssSprockets.disabled filepath_from_root = filename.gsub("#{Rails.root}/", '') if context && context.environment if PurgecssSprockets.exclude_files.include?(filepath_from_root) context.environment.logger&.info "Skipping CSS purge of #{filename}" return source else context.environment.logger&.info "Purging CSS from #{filename}" end end file = Tempfile.new(filename) file.write(source.force_encoding('UTF-8')) file.rewind purgecss_result = JSON.parse(`#{PurgecssSprockets.purgecss_cmd} --css #{file.path} --config purgecss.config.js`) file.close file.unlink purgecss_result[0]['css'] end
Public Instance Methods
render(context, empty_hash_wtf)
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# File lib/purgecss_sprockets/post_processor.rb, line 8 def render(context, empty_hash_wtf) self.class.run(@filename, @source, context) end