Class: Factbase::TermBase

Inherits:

Object

• Object
• Factbase::TermBase

Defined in:

lib/factbase/terms/base.rb

Overview

Base class for all terms.

Direct Known Subclasses

Absent, Agg, Always, And, Arithmetic, As, Assert, Compare, Concat, Count, Defn, Div, Either, Empty, Env, Eq, Exists, First, Gt, Gte, Head, Inverted, Join, Lt, Lte, Many, Matches, Max, Min, Minus, Never, Nil, Not, Nth, One, Or, Plus, Prev, Size, Sorted, Sprintf, Sum, Term, Times, ToFloat, ToInteger, ToString, ToTime, Traced, Type, Undef, Unique, When, Zero

Instance Method Summary

• #to_s ⇒ String

  Turns it into a string.

Instance Method Details

#to_s ⇒ String

Turns it into a string.

Returns:

• (String) —

  The string of it

# File 'lib/factbase/terms/base.rb', line 15

def to_s
  @to_s ||=
    begin
      items = []
      items << @op
      items +=
        @operands.map do |o|
          if o.is_a?(String)
            "'#{o.gsub("'", "\\\\'").gsub('"', '\\\\"')}'"
          elsif o.is_a?(Time)
            o.utc.iso8601
          else
            o.to_s
          end
        end
      "(#{items.join(' ')})"
    end
end