Class: Multisync::Selector

Inherits:
Object
  • Object
show all
Defined in:
lib/multisync/selector.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(catalog, queries) ⇒ Selector

Returns a new instance of Selector.



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# File 'lib/multisync/selector.rb', line 11

def initialize catalog, queries
  @catalog = catalog
  @queries = queries
  @results = []
  @all_subjects = []
  @subjects_by_name = []
end

Instance Attribute Details

#catalog ⇒ Object (readonly)

Given catalog



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# File 'lib/multisync/selector.rb', line 3

def catalog
  @catalog
end

#queries ⇒ Object (readonly)

Given queries



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# File 'lib/multisync/selector.rb', line 6

def queries
  @queries
end

#results ⇒ Object (readonly)

Selected tasks



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# File 'lib/multisync/selector.rb', line 9

def results
  @results
end

Instance Method Details

#selected ⇒ Object 



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# File 'lib/multisync/selector.rb', line 41

def selected
  @selected ||= results.select { selected? _1 }
end

#selected?(subject) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/multisync/selector.rb', line 45

def selected? subject
  # return only subjects with a fullname
  return false if subject.fullname.empty?

  # no queries defined, but subject is in the default set
  return true if queries.empty? && subject.default?

  # only return the leaves of the definition tree
  # return false unless subject.members.any?

  # subject matches any of the given queries
  queries.any? { /\b#{_1}\b/.match subject.fullname }
end

#selected_fullnames ⇒ Object 



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# File 'lib/multisync/selector.rb', line 37

def selected_fullnames
  @selected_fullnames ||= selected.map(&:fullname)
end

#selected_or_parent_of_selected?(subject) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/multisync/selector.rb', line 32

def selected_or_parent_of_selected? subject
  !subject.fullname.empty? &&
    selected_fullnames.any? { %r{^#{subject.fullname}(?:/|$)}.match _1 }
end

#selected_with_parents ⇒ Object 



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# File 'lib/multisync/selector.rb', line 28

def selected_with_parents
  @selected_with_parents ||= results.select { selected_or_parent_of_selected? _1 }
end

#tasks(parents: false) ⇒ Object 



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# File 'lib/multisync/selector.rb', line 19

def tasks parents: false
  catalog.traverse self
  parents ? selected_with_parents : selected
end

#visit(subject) ⇒ Object 



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# File 'lib/multisync/selector.rb', line 24

def visit subject
  results << subject
end