Module: Factbase::Term::Strings

Included in:
Factbase::Term
Defined in:
lib/factbase/terms/strings.rb

Overview

String terms.

Author

Yegor Bugayenko ([email protected])

Copyright

Copyright © 2024 Yegor Bugayenko

License

MIT

Instance Method Summary collapse

Instance Method Details

#concat(fact, maps) ⇒ Object 



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# File 'lib/factbase/terms/strings.rb', line 31

def concat(fact, maps)
  (0..@operands.length - 1).map { |i| the_values(i, fact, maps)&.first }.join
end

#matches(fact, maps) ⇒ Object 



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# File 'lib/factbase/terms/strings.rb', line 41

def matches(fact, maps)
  assert_args(2)
  str = the_values(0, fact, maps)
  return false if str.nil?
  raise 'Exactly one string expected' unless str.size == 1
  re = the_values(1, fact, maps)
  raise 'Regexp is nil' if re.nil?
  raise 'Exactly one regexp expected' unless re.size == 1
  str[0].to_s.match?(re[0])
end

#sprintf(fact, maps) ⇒ Object 



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# File 'lib/factbase/terms/strings.rb', line 35

def sprintf(fact, maps)
  fmt = the_values(0, fact, maps)[0]
  ops = (1..@operands.length - 1).map { |i| the_values(i, fact, maps)&.first }
  format(*([fmt] + ops))
end