Class: Roby::Queries::NotMatcher

Inherits:

MatcherBase

• Object
• MatcherBase
• Roby::Queries::NotMatcher

Includes:

DRoby::V5::Queries::NotMatcherDumper

Defined in:

lib/roby/queries/not_matcher.rb,
lib/roby/droby/enable.rb

Overview

Negate a given task-matching predicate

This matcher will match if the underlying predicate does not match.

Direct Known Subclasses

Tasks

Defined Under Namespace

Classes: Tasks

Instance Attribute Summary

Attributes inherited from MatcherBase

#neg_predicates, #predicates

Instance Method Summary

• #===(task) ⇒ Object

  True if the task matches at least one of the underlying predicates.

• #initialize(op) ⇒ NotMatcher constructor

  Create a new TaskMatcher which matches if and only if op does not.

Methods included from DRoby::V5::Queries::NotMatcherDumper

#droby_dump

Methods inherited from MatcherBase

#&, #add_neg_predicate, #add_predicate, declare_class_methods, #describe_failed_match, #each, #each_in_plan, #indexed_query?, #match, match_predicate, match_predicates, #negate, #reset, #to_a, #to_set, #|

Constructor Details

#initialize(op) ⇒ NotMatcher

Create a new TaskMatcher which matches if and only if op does not

# File 'lib/roby/queries/not_matcher.rb', line 10

def initialize(op)
    super()

    @op = op
end

Instance Method Details

#===(task) ⇒ Object

True if the task matches at least one of the underlying predicates

# File 'lib/roby/queries/not_matcher.rb', line 17

def ===(task)
    !(@op === task)
end