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# Copyright (C) 2009-2013 MongoDB, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
module BSON
# JavaScript code to be evaluated by MongoDB.
class Code
# Hash mapping identifiers to their values
attr_accessor :scope, :code
# Wrap code to be evaluated by MongoDB.
#
# @param [String] code the JavaScript code.
# @param [Hash] scope a document mapping identifiers to values, which
# represent the scope in which the code is to be executed.
def initialize(code, scope={})
@code = code
@scope = scope
unless @code.is_a?(String)
raise ArgumentError, "BSON::Code must be in the form of a String; #{@code.class} is not allowed."
end
end
def length
@code.length
end
def ==(other)
self.class == other.class &&
@code == other.code && @scope == other.scope
end
def inspect
"<BSON::Code:#{object_id} @data=\"#{@code}\" @scope=\"#{@scope.inspect}\">"
end
def to_bson_code
self
end
end
end
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