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module YAML
#
# YAML::Stream -- for emitting many documents
#
class Stream
attr_accessor :documents, :options
def initialize( opts = {} )
@options = opts
@documents = []
end
def []( i )
@documents[ i ]
end
def add( doc )
@documents << doc
end
def edit( doc_num, doc )
@documents[ doc_num ] = doc
end
def emit
opts = @options.dup
opts[:UseHeader] = true if @documents.length > 1
ct = 0
out = YAML::Syck::Emitter.new( opts )
@documents.each { |v|
if ct > 0
out << "\n--- "
end
v.to_yaml( :Emitter => out )
ct += 1
}
out.end_object
end
end
end
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