Sha256: c793b5c854f73fdcf5650767e7a54cb87606658e4cf0ecd0b87d7f245fa6ba11
Contents?: true
Size: 1.93 KB
Versions: 10
Compression:
Stored size: 1.93 KB
Contents
# Note: These are experimental helpers. Their interface may change or removed entirely.
module Lono::Template::Dsl::Builder::Helpers
module ParamHelper
# Decorate the parameter method to make smarter.
def parameter(*definition)
name, second, third = definition
create_condition = true
# medium form
if definition.size == 2 && second.is_a?(Hash) && second[:Conditional]
# Creates:
#
# 1. parameter
# 2. condition - used to make it optional
#
options = normalize_conditional_parameter_options(second)
super(name, options)
elsif definition.size == 3 && !second.is_a?(Hash) && third.is_a?(Hash)
options = normalize_conditional_parameter_options(third)
options[:Default] = second # probably a String, Integer, or Float
super(name, options)
else
super
create_condition = false
end
condition("Has#{name}", not!(equals(ref(name), ""))) if create_condition
end
# use long name to minimize method name collision
def normalize_conditional_parameter_options(options)
if options.is_a?(Hash)
options.delete(:Conditional)
options = if options.empty?
{ Default: "" }
else
defaults = { Default: "" }
options.reverse_merge(defaults)
end
end
options
end
# Creates:
#
# 1. parameter
# 2. condition - used to make it optional
#
def conditional_parameter(name, options={})
puts "DEPRECATED: Will be removed. Instead use: parameter(name, Conditional: true)"
options = normalize_conditional_parameter_options(options)
parameter(name, options)
condition("Has#{name}", not!(equals(ref(name), "")))
end
def optional_ref(name)
puts "DEPRECATED: Will be removed. Instead use: ref(name, Conditional: true)"
if!("Has#{name}", ref(name), ref("AWS::NoValue"))
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems