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LESS.js plugin for Jekyll - Bug Fix
module Jekyll
class LessCssFile < StaticFile
def write(dest)
# do nothing
end
end
# Expects a lessc: key in your _config.yml file with the path to a local less.js/bin/lessc
# Less.js will require node.js to be installed
class LessJsGenerator < Generator
safe true
priority :low
def generate(site)
src_root = site.config['source']
dest_root = site.config['destination']
less_ext = /\.less$/i
raise "Missing 'lessc' path in site configuration" if !site.config['lessc']
# static_files have already been filtered against excludes, etc.
site.static_files.each do |sf|
next if not sf.path =~ less_ext
less_path = sf.path
css_path = less_path.gsub(less_ext, '.css').gsub(src_root, dest_root)
css_dir = File.dirname(css_path)
css_dir_relative = css_dir.gsub(dest_root, '')
css_name = File.basename(css_path)
FileUtils.mkdir_p(css_dir)
begin
less_input = [site.config['lessc'], less_path].join(' ')
command = [less_input, css_path].join(' > ') # <- this is the fix to ensure lessc doesn't complain
puts 'Compiling LESS: ' + command
`#{command}`
raise "LESS compilation error" if $?.to_i != 0
end
# Add this output file so it won't be cleaned
site.static_files << LessCssFile.new(site, site.source, css_dir_relative, css_name)
end
end
end
end
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