Sha256: 511462cb80ea0bf002ac4458d4667a76a9ed5ee91a40c510e78549fc382439e5
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Versions: 16
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Contents
require 'rgen/ecore/ecore'
# Literal values for
#
# * String
# * Numbers
# * Booleans
# * Undef (produces nil)
# * Array
# * Hash where keys must be Strings
# * QualifiedName
#
# Not considered literal:
#
# * QualifiedReference # i.e. File, FooBar
# * Default is not accepted as being literal
# * Regular Expression is not accepted as being literal
# * Hash with non String keys
# * String with interpolatin
#
class Puppet::Pops::Evaluator::JsonStrictLiteralEvaluator
#include Puppet::Pops::Utils
COMMA_SEPARATOR = ', '.freeze
def initialize
@@literal_visitor ||= Puppet::Pops::Visitor.new(self, "literal", 0, 0)
end
def literal(ast)
@@literal_visitor.visit_this_0(self, ast)
end
def literal_Object(o)
throw :not_literal
end
def literal_Factory(o)
literal(o.model)
end
def literal_Program(o)
literal(o.body)
end
def literal_LiteralString(o)
o.value
end
def literal_QualifiedName(o)
o.value
end
def literal_LiteralNumber(o)
o.value
end
def literal_LiteralBoolean(o)
o.value
end
def literal_LiteralUndef(o)
nil
end
def literal_ConcatenatedString(o)
# use double quoted string value if there is no interpolation
throw :not_literal unless o.segments.size == 1 && o.segments[0].is_a?(Puppet::Pops::Model::LiteralString)
o.segments[0].value
end
def literal_LiteralList(o)
o.values.map {|v| literal(v) }
end
def literal_LiteralHash(o)
o.entries.reduce({}) do |result, entry|
key = literal(entry.key)
throw :not_literal unless key.is_a?(String)
result[key] = literal(entry.value)
result
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems