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# frozen_string_literal: true
module Vedeu
module Views
# A collection of {Vedeu::Views::Stream} instances.
#
# @api private
#
class Streams < Vedeu::Repositories::Collection
class << self
include Vedeu::Common
# @param (see Vedeu::Repositories::Collection#initialize)
# @macro raise_invalid_syntax
# @return [Vedeu::Views::Streams]
def coerce(collection = [], parent = nil, name = nil)
if collection.is_a?(Vedeu::Views::Streams)
collection
elsif array?(collection)
return new(collection, parent, name) if collection.empty?
coerced_collection = []
collection.each do |element|
if element.is_a?(Vedeu::Views::Stream)
coerced_collection << element
elsif string?(element)
coerced_collection << Vedeu::Views::Stream.new(value: element)
end
end
new(coerced_collection, parent, name)
elsif collection.is_a?(Vedeu::Views::Stream)
new([collection], parent, name)
elsif collection.is_a?(Vedeu::Views::Chars)
return new([], parent, name) if collection.empty?
new([Vedeu::Views::Stream.new(value: collection)], parent, name)
elsif string?(collection)
return new([], parent, name) if collection.empty?
new([Vedeu::Views::Stream.new(value: collection)], parent, name)
else
raise Vedeu::Error::InvalidSyntax,
'Cannot coerce for Vedeu::View::Streams, as collection ' \
"unrecognised. (#{collection.class.name})"
end
end
end # Eigenclass
alias streams value
end # Streams
end # Views
end # Vedeu
Version data entries
19 entries across 19 versions & 1 rubygems