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Contents
# frozen_string_literal: true
module Avro
module Builder
# TODO: eventually this should be refactored into something standalone
# instead of a module that is included to provide the file handling methods.
module FileHandler
module ClassMethods
# Load paths are used to search for imports and extends.
def load_paths
@load_paths ||= Set.new
end
end
def self.included(base)
base.extend ClassMethods
end
def read_file(name)
File.read(find_file(name))
end
FileNotFoundError = Class.new(StandardError)
def find_file(name)
# Ensure that the file_name that is searched for begins with a slash (/)
# and ends with a .rb extension. Additionally, if the name contains
# a namespace then ensure that periods (.) are replaced by forward
# slashes. E.g. for 'test.example' search for '/test/example.rb'.
file_name = "/#{name.to_s.tr('.', '/').sub(/^\//, '').sub(/\.rb$/, '')}.rb"
matches = real_load_paths.flat_map do |load_path|
Dir["#{load_path}/**/*.rb"].select do |file_path|
file_path.end_with?(file_name)
end
end.uniq
raise "Multiple matches: #{matches}" if matches.size > 1
raise FileNotFoundError.new("File not found #{file_name}") if matches.empty?
matches.first
end
private
def real_load_paths
self.class.load_paths.map { |path| File.realpath(path) }.uniq
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems