37 lines
1007 B
Ruby
37 lines
1007 B
Ruby
# frozen_string_literal: true
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#
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# Copyright (C) 2014 - present Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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class TimedCache
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def initialize(timeout, &block)
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@timeout = timeout
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@block = block
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@cached_at = Time.now
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end
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def clear(force = false)
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if force || @cached_at < @timeout.call()
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@block.call()
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@cached_at = Time.now
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true
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else
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false
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end
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end
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end
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