Sha256: e3aef34dbf732562d81c0a006d0906877eca89c5629bd5fc54ab61116cbbf2ab
Contents?: true
Size: 1.26 KB
Versions: 9
Compression:
Stored size: 1.26 KB
Contents
# frozen_string_literal: true
module RuboCop
module Rails
# It loads db/schema.rb and return Schema object.
# Cops refers database schema information with this module.
module SchemaLoader
extend self
# It parses `db/schema.rb` and return it.
# It returns `nil` if it can't find `db/schema.rb`.
# So a cop that uses the loader should handle `nil` properly.
#
# @return [Schema, nil]
def load(target_ruby_version, parser_engine)
return @load if defined?(@load)
@load = load!(target_ruby_version, parser_engine)
end
def reset!
return unless instance_variable_defined?(:@load)
remove_instance_variable(:@load)
end
def db_schema_path
path = Pathname.pwd
until path.root?
schema_path = path.join('db/schema.rb')
return schema_path if schema_path.exist?
path = path.join('../').cleanpath
end
nil
end
private
def load!(target_ruby_version, parser_engine)
path = db_schema_path
return unless path
ast = RuboCop::ProcessedSource.new(File.read(path), target_ruby_version, path, parser_engine: parser_engine).ast
Schema.new(ast) if ast
end
end
end
end
Version data entries
9 entries across 9 versions & 3 rubygems