// Copyright 2016 Frank Schroeder. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package properties import ( "fmt" "math" ) // make this a var to overwrite it in a test var is32Bit = ^uint(0) == math.MaxUint32 // intRangeCheck checks if the value fits into the int type and // panics if it does not. func intRangeCheck(key string, v int64) int { if is32Bit && (v < math.MinInt32 || v > math.MaxInt32) { panic(fmt.Sprintf("Value %d for key %s out of range", v, key)) } return int(v) } // uintRangeCheck checks if the value fits into the uint type and // panics if it does not. func uintRangeCheck(key string, v uint64) uint { if is32Bit && v > math.MaxUint32 { panic(fmt.Sprintf("Value %d for key %s out of range", v, key)) } return uint(v) }