Sha256: b8a765cb2bf99ad8181da14dcb4a29f0f7cd4d603c0f8ab180f86988fbd9bbc5
Contents?: true
Size: 1.54 KB
Versions: 7
Compression:
Stored size: 1.54 KB
Contents
module Cucumber
module TagExpressions
# Literal expression node
class Literal
def initialize(value)
@value = value
end
def evaluate(variables)
variables.include?(@value)
end
def to_s
@value
.gsub(/\\/, "\\\\\\\\")
.gsub(/\(/, "\\(")
.gsub(/\)/, "\\)")
.gsub(/\s/, "\\ ")
end
end
# Not expression node
class Not
def initialize(expression)
@expression = expression
end
def evaluate(variables)
!@expression.evaluate(variables)
end
def to_s
if @expression.is_a?(And)|| @expression.is_a?(Or)
# -- HINT: Binary operatos provides already "( ... )"
"not #{@expression}"
else
"not ( #{@expression} )"
end
end
end
# Or expression node
class Or
def initialize(left, right)
@left = left
@right = right
end
def evaluate(variables)
@left.evaluate(variables) || @right.evaluate(variables)
end
def to_s
"( #{@left} or #{@right} )"
end
end
# And expression node
class And
def initialize(left, right)
@left = left
@right = right
end
def evaluate(variables)
@left.evaluate(variables) && @right.evaluate(variables)
end
def to_s
"( #{@left} and #{@right} )"
end
end
class True
def evaluate(variables)
true
end
def to_s
"true"
end
end
end
end
Version data entries
7 entries across 7 versions & 2 rubygems