module Bio::PDB::ChainFinder
methods to access chains
XXX#each_model must be defined.
Bio::PDB::ChainFinder is included by Bio::PDB::PDB and Bio::PDB::Model.
Public Instance Methods
chains()
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returns all chains
# File lib/bio/db/pdb/utils.rb, line 272 def chains array = [] self.each_model { |model| array.concat(model.chains) } return array end
each_chain() { |chain| ... }
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iterates over each chain
# File lib/bio/db/pdb/utils.rb, line 267 def each_chain(&x) #:yields: chain self.each_model { |model| model.each(&x) } end
find_chain() { |chain| ... }
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returns an array containing all chains for which given block is not
false
(similar to Enumerable#find_all).
# File lib/bio/db/pdb/utils.rb, line 258 def find_chain array = [] self.each_chain do |chain| array.push(chain) if yield(chain) end return array end