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Contents
# frozen_string_literal: true
module ActiveSupport
class CodeGenerator # :nodoc:
class MethodSet
METHOD_CACHES = Hash.new { |h, k| h[k] = Module.new }
def initialize(namespace)
@cache = METHOD_CACHES[namespace]
@sources = []
@methods = {}
end
def define_cached_method(name, as: name)
name = name.to_sym
as = as.to_sym
@methods.fetch(name) do
unless @cache.method_defined?(as)
yield @sources
end
@methods[name] = as
end
end
def apply(owner, path, line)
unless @sources.empty?
@cache.module_eval("# frozen_string_literal: true\n" + @sources.join(";"), path, line)
end
@methods.each do |name, as|
owner.define_method(name, @cache.instance_method(as))
end
end
end
class << self
def batch(owner, path, line)
if owner.is_a?(CodeGenerator)
yield owner
else
instance = new(owner, path, line)
result = yield instance
instance.execute
result
end
end
end
def initialize(owner, path, line)
@owner = owner
@path = path
@line = line
@namespaces = Hash.new { |h, k| h[k] = MethodSet.new(k) }
end
def define_cached_method(name, namespace:, as: name, &block)
@namespaces[namespace].define_cached_method(name, as: as, &block)
end
def execute
@namespaces.each_value do |method_set|
method_set.apply(@owner, @path, @line - 1)
end
end
end
end
Version data entries
62 entries across 58 versions & 11 rubygems