mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
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52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
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/**
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# Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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**/
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package constraints
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import "fmt"
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const (
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equal = "="
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notEqual = "!="
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less = "<"
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lessEqual = "<="
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greater = ">"
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greaterEqual = ">="
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)
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// always is a constraint that is always met
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type always struct{}
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func (c always) Assert() error {
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return nil
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}
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func (c always) String() string {
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return "true"
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}
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// invalid is an invalid constraint and can never be met
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type invalid string
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func (c invalid) Assert() error {
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return fmt.Errorf("invalid constraint: %v", c.String())
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}
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// String returns the string representation of the contraint
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func (c invalid) String() string {
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return string(c)
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}
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