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Contents
# frozen_string_literal: true
require 'mustermann/ast/translator'
module Mustermann
module AST
# Turns an AST into an Array of URI templates representing the AST.
# @!visibility private
# @see Mustermann::AST::Pattern#to_templates
class TemplateGenerator < Translator
# @!visibility private
def self.generate_templates(ast)
new.translate(ast).uniq
end
# translate(:expression) is not needed, since template patterns simply call to_s
translate(:root, :group) { t(payload) || [""] }
translate(:separator, :char) { t.escape(payload) }
translate(:capture) { "{#{name}}" }
translate(:optional) { [t(payload), ""] }
translate(:named_splat, :splat) { "{+#{name}}" }
translate(:with_look_ahead) { t([head, payload]) }
translate(:union) { payload.flat_map { |e| t(e) } }
translate(Array) do
map { |e| Array(t(e)) }.inject { |first, second| first.product(second).map(&:join) }
end
end
end
end
Version data entries
27 entries across 24 versions & 5 rubygems