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# frozen_string_literal: true
module Vedeu
module Views
# A collection of {Vedeu::Cells::Char} instances.
#
# @api private
#
class Chars < Vedeu::Repositories::Collection
class << self
include Vedeu::Common
# @param collection [void]
# @param parent [Vedeu::Views::Stream]
# @macro param_name
# @macro raise_invalid_syntax
# @return [Vedeu::Views::Chars]
def coerce(collection = [], parent = nil, name = nil)
if collection.is_a?(Vedeu::Views::Chars)
collection
elsif array?(collection)
return new(collection, parent, name) if collection.empty?
coerced_collection = []
collection.each do |element|
coerced_collection << element if element.is_a?(Vedeu::Cells::Char)
end
new(coerced_collection, parent, name)
elsif collection.is_a?(Vedeu::Views::Stream)
Vedeu::Views::Chars.coerce(collection.value,
collection.parent,
collection.name)
elsif string?(collection)
return new([], parent, name) if collection.empty?
if parent && parent.attributes
new_collection = Vedeu::DSL::Text.new(collection,
parent.attributes).chars
new(new_collection, parent, name)
end
else
raise Vedeu::Error::InvalidSyntax,
'Cannot coerce for Vedeu::View::Chars, as collection is ' \
'unrecognised.'
end
end
end # Eigenclass
alias chars value
end # Chars
end # Views
end # Vedeu
Version data entries
17 entries across 17 versions & 1 rubygems