Sha256: 141f7619149492dfd9cd49054d84bab5654d1fe719584dce9805cb2f489f39f9
Contents?: true
Size: 1004 Bytes
Versions: 5
Compression:
Stored size: 1004 Bytes
Contents
module BerkeleyLibrary
module Holdings
module WorldCat
module Symbols
NRLF = %w[ZAP ZAPSP].freeze
SRLF = %w[HH0 ZAS ZASSP].freeze
RLF = (NRLF + SRLF).freeze
UC = %w[CLU CRU CUI CUN CUS CUT CUV CUX CUY CUZ MERUC].freeze
ALL = (RLF + UC).freeze
class << self
include Symbols
end
def valid?(sym)
ALL.include?(sym)
end
def ensure_valid!(symbols)
raise ArgumentError, "Not a list of institution symbols: #{symbols.inspect}" unless array_like?(symbols)
raise ArgumentError, 'No institution symbols provided' if symbols.empty?
return symbols unless (invalid = symbols.reject { |s| Symbols.valid?(s) }).any?
raise ArgumentError, "Invalid institution symbol(s): #{invalid.map(&:inspect).join(', ')}"
end
private
def array_like?(a)
%i[reject empty?].all? { |m| a.respond_to?(m) }
end
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems