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require 'puppet/parser/ast/branch'
class Puppet::Parser::AST
# The basic container class. This object behaves almost identically
# to a normal array except at initialization time. Note that its name
# is 'AST::ASTArray', rather than plain 'AST::Array'; I had too many
# bugs when it was just 'AST::Array', because things like
# 'object.is_a?(Array)' never behaved as I expected.
class ASTArray < Branch
include Enumerable
# Return a child by index. Probably never used.
def [](index)
@children[index]
end
# Evaluate our children.
def evaluate(scope)
# Make a new array, so we don't have to deal with the details of
# flattening and such
items = []
# First clean out any AST::ASTArrays
@children.each { |child|
if child.instance_of?(AST::ASTArray)
child.each do |ac|
items << ac
end
else
items << child
end
}
rets = items.flatten.collect { |child|
child.safeevaluate(scope)
}
rets.reject { |o| o.nil? }
end
def push(*ary)
ary.each { |child|
#Puppet.debug "adding %s(%s) of type %s to %s" %
# [child, child.object_id, child.class.to_s.sub(/.+::/,''),
# self.object_id]
@children.push(child)
}
self
end
def to_s
"[" + @children.collect { |c| c.to_s }.join(', ') + "]"
end
end
# A simple container class, containing the parameters for an object.
# Used for abstracting the grammar declarations. Basically unnecessary
# except that I kept finding bugs because I had too many arrays that
# meant completely different things.
class ResourceInstance < ASTArray; end
end
Version data entries
19 entries across 19 versions & 1 rubygems