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# encoding: utf-8
module Datafile # note: keep Datafile in its own top-level module/namespace for now - why? why not?
def self.read( path ) ## todo/check: use as a shortcut helper - why? why not?
## note: always assume utf-8 for now!!!
File.open( path, 'r:utf-8') {|f| f.read }
end
########################
## todo/fix: turn into Datafile::Bundle.new and Bundle#write/save -why? why not?
class Bundle
def initialize( path )
@path = path
@buf = String.new('')
end
def <<(value)
if value.is_a?( Array ) ## assume array of datafiles (file paths)
datafiles = value
datafiles.each do |datafile|
text = Datafile.read( datafile )
## todo/fix/check: move sub __END__ to Datafile.read and turn it always on - why? why not?
text = text.sub( /__END__.*/m, '' ) ## note: add/allow support for __END__; use m-multiline flag
@buf << text
@buf << "\n\n"
end
else ## assume string (e.g. header, comments, etc.)
text = value
@buf << text
@buf << "\n\n"
end
end
alias_method :write, :<<
## todo/fix/check: write only on close? or write on every write and use close for close?
def close
File.open( @path, 'w:utf-8' ) do |f|
f.write @buf
end
end
end # class Bundle
def self.write_bundle( path, datafiles:, header: nil )
bundle = Bundle.new( path )
bundle.write( header ) if header
datafiles.each do |datafile|
text = read( datafile )
## todo/fix/check: move sub __END__ to Datafile.read and turn it always on - why? why not?
text = text.sub( /__END__.*/m, '' ) ## note: add/allow support for __END__; use m-multiline flag
bundle.write( text )
end
bundle.close
end
end # module Datafile
Version data entries
18 entries across 18 versions & 1 rubygems