Sha256: 18cb78dda210173bf2d9620235ca4b013de05834f9bedcf1c3241de4bb280256
Contents?: true
Size: 1.11 KB
Versions: 8
Compression:
Stored size: 1.11 KB
Contents
module Slideshow
module HeadersFilter
def leading_headers( content_with_headers )
# todo: read headers before command line options (lets you override options using commandline switch)?
# read source document; split off optional header from source
# strip leading optional headers (key/value pairs) including optional empty lines
read_headers = true
content = ""
headers = [] # track header keys for stats
content_with_headers.each_line do |line|
if read_headers && line =~ /^\s*(\w[\w-]*)[ \t]*:[ \t]*(.*)/
key = $1.downcase
value = $2.strip
headers << key
logger.debug " adding option: key=>#{key}< value=>#{value}<"
opts.put( key, value )
elsif line =~ /^\s*$/
content << line unless read_headers
else
read_headers = false
content << line
end
end
# fix: do a merge w/ config instead, possible??
opts.set_defaults
puts " Reading #{headers.length} headers: #{headers.join(', ')}..."
content
end
end # module HeadersFilter
end # module Slideshow
class Slideshow::Gen
include Slideshow::HeadersFilter
end
Version data entries
8 entries across 8 versions & 1 rubygems