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Contents
module Liquid
class Expression
class MethodLiteral
attr_reader :method_name, :to_s
def initialize(method_name, to_s)
@method_name = method_name
@to_s = to_s
end
def to_liquid
to_s
end
end
LITERALS = {
nil => nil, 'nil'.freeze => nil, 'null'.freeze => nil, ''.freeze => nil,
'true'.freeze => true,
'false'.freeze => false,
'blank'.freeze => MethodLiteral.new(:blank?, '').freeze,
'empty'.freeze => MethodLiteral.new(:empty?, '').freeze
}.freeze
SINGLE_QUOTED_STRING = /\A'(.*)'\z/m
DOUBLE_QUOTED_STRING = /\A"(.*)"\z/m
INTEGERS_REGEX = /\A(-?\d+)\z/
FLOATS_REGEX = /\A(-?\d[\d\.]+)\z/
RANGES_REGEX = /\A\((\S+)\.\.(\S+)\)\z/
def self.parse(markup)
if LITERALS.key?(markup)
LITERALS[markup]
else
case markup
when SINGLE_QUOTED_STRING, DOUBLE_QUOTED_STRING
$1
when INTEGERS_REGEX
$1.to_i
when RANGES_REGEX
RangeLookup.parse($1, $2)
when FLOATS_REGEX
$1.to_f
else
VariableLookup.parse(markup)
end
end
end
end
end
Version data entries
5 entries across 5 versions & 2 rubygems