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Contents
module Vedeu
# Converts the style value or value collection into a terminal escape
# sequence. Unrecognised values are discarded- an empty string is returned.
#
# @api private
class Style
include Vedeu::Common
attr_reader :attributes, :values
# Return a new instance of Style.
#
# @param values [String|Array] The style value or values collection.
# @return [Style]
def initialize(values)
@values = values
end
# Return an attributes hash for this class.
#
# @return [Hash]
def attributes
{
style: values
}
end
# Return the terminal escape sequences for the values provided.
#
# @return [String]
def to_s
escape_sequences
end
private
# Converts the style or styles into terminal escape sequences.
#
# @return [String]
def escape_sequences
return '' unless defined_value?(values)
@_sequences ||= Array(values).flatten.map do |value|
Esc.string(value)
end.join
end
end # Style
end # Vedeu
Version data entries
9 entries across 9 versions & 1 rubygems