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32 lines
838 B
32 lines
838 B
5 years ago
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// Copyright 2018 Frank Schroeder. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package properties
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import (
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"fmt"
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"math"
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)
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// make this a var to overwrite it in a test
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var is32Bit = ^uint(0) == math.MaxUint32
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// intRangeCheck checks if the value fits into the int type and
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// panics if it does not.
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func intRangeCheck(key string, v int64) int {
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if is32Bit && (v < math.MinInt32 || v > math.MaxInt32) {
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panic(fmt.Sprintf("Value %d for key %s out of range", v, key))
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}
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return int(v)
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}
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// uintRangeCheck checks if the value fits into the uint type and
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// panics if it does not.
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func uintRangeCheck(key string, v uint64) uint {
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if is32Bit && v > math.MaxUint32 {
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panic(fmt.Sprintf("Value %d for key %s out of range", v, key))
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}
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return uint(v)
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}
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