Sha256: 06364b9eb58974f450d9fd0703fd6b175ab264f0b9f14e87893e1dca620b9101
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Size: 514 Bytes
Versions: 11
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Contents
module Temple
module Filters
# Erase expressions with a certain type
#
# @api public
class Eraser < Filter
# [] is the empty type => keep all
define_options :keep => [[]], :erase => nil
def compile(exp)
exp.first == :multi || (do?(:keep, exp) && !do?(:erase, exp)) ?
super(exp) : [:multi]
end
protected
def do?(list, exp)
options[list].to_a.map {|type| [*type] }.any? {|type| exp[0,type.size] == type }
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems