module Plezi::Base::BakeSASS

This is a baker, not a renderer

This is a baker, not a renderer

Constants

SASS_OPTIONS
SCSSC_OPTIONS

Public Instance Methods

call(target) click to toggle source

Bakes the SASS for the requested target, if a SASS source file is found.

# File lib/plezi/render/sass.rb, line 24
def call(target)
   return self[target] if File.extname(target) == '.map'.freeze
   review_cache("#{target}.scss", target) || review_cache("#{target}.sass", target)
end
load_target(filename, target) click to toggle source
# File lib/plezi/render/sassc.rb, line 29
def load_target(filename, target)
   return nil unless File.exist?(filename)
   eng = self[filename]
   return self[target] unless eng.nil?  || refresh_sass?(filename)
   map_name = "#{target}.map".freeze
   opt = SCSSC_OPTIONS.dup
   opt[:source_map_file] = map_name if opt[:source_map_file]
   opt[:filename] = filename
   opt[:load_paths] = [ File.basename(target) ]
   data = IO.binread(filename)
   eng = SassC::Engine.new(data, opt)
   css = eng.render
   map = eng.source_map
   self[filename] = eng.dependencies
   self[filename.to_sym] = Time.now
   IO.write map_name, map.to_json(css_uri: File.basename(target))
   self[target] = css
end
refresh_sass?(sass) click to toggle source
# File lib/plezi/render/sass.rb, line 41
def refresh_sass?(sass)
   mt = self[sass.to_sym]
   return true if mt < File.mtime(sass)
   self[sass].each { |e| return true if File.exist?(e.options[:filename]) && (File.mtime(e.options[:filename]) > mt) }
   false
end
review_cache(filename, target) click to toggle source
# File lib/plezi/render/sass.rb, line 29
def review_cache(filename, target)
   return nil unless File.exist?(filename)
   eng = self[filename]
   return self[target] unless eng.nil? || refresh_sass?(filename)
   self[filename] = (eng = Sass::Engine.for_file(filename, SASS_OPTIONS)).dependencies
   map_name = "#{target}.map".freeze
   css, map = eng.render_with_sourcemap(File.basename(map_name))
   self[filename.to_sym] = Time.now
   IO.write map_name, map.to_json(css_uri: File.basename(target))
   self[target] = css
end