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Contents
module Wunderbar
# Class "lifted" from Markaby to store element options. Methods called
# against the CssProxy object are added as element classes or IDs.
#
# Modified to accept args for empty, non-void elements, and to capture and
# restore indentation state.
#
# See the README for examples.
class CssProxy
def initialize(builder, stream, sym, args)
@builder = builder
@indent = builder.indentation_state!
@stream = stream
@sym = sym
@args = args
@attrs = {}
@original_stream_length = @stream.length
@builder.tag! sym, *args
end
def respond_to?(sym, include_private = false)
include_private || !private_methods.map { |m| m.to_sym }.include?(sym.to_sym) ? true : false
end
private
# Adds attributes to an element. Bang methods set the :id attribute.
# Other methods add to the :class attribute.
def method_missing(id_or_class, *args, &block)
if id_or_class.to_s =~ /(.*)!$/
@attrs[:id] = $1
else
id = id_or_class
@attrs[:class] = @attrs[:class] ? "#{@attrs[:class]} #{id}".strip : id
end
unless args.empty?
if args.last.respond_to? :to_hash
@attrs.merge! args.pop.to_hash
end
end
args.push(@attrs)
args = @args + args unless block or String === args.first
while @stream.length > @original_stream_length
@stream.pop
end
begin
indent = @builder.indentation_state! @indent
if block
@builder.tag! @sym, *args, &block
else
@builder.tag! @sym, *args
end
ensure
@builder.indentation_state! indent
end
self
end
end
end
Version data entries
33 entries across 33 versions & 1 rubygems