class Liquid::Expression

Constants

LITERALS

Public Class Methods

parse(markup) click to toggle source
# File lib/liquid/expression.rb, line 11
def self.parse(markup)
  if LITERALS.key?(markup)
    LITERALS[markup]
  else
    case markup
    when /\A'(.*)'\z/m # Single quoted strings
      $1
    when /\A"(.*)"\z/m # Double quoted strings
      $1
    when /\A(-?\d+)\z/ # Integer and floats
      $1.to_i
    when /\A\((\S+)\.\.(\S+)\)\z/ # Ranges
      RangeLookup.parse($1, $2)
    when /\A(-?\d[\d\.]+)\z/ # Floats
      $1.to_f
    else
      VariableLookup.parse(markup)
    end
  end
end