github.com/dolthub/swiss@v0.2.2-0.20240312182618-f4b2babd2bc1/fastrand_1.22.go (about) 1 // Copyright 2023 Dolthub, Inc. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 //go:build go1.22 16 17 package swiss 18 19 import ( 20 "math/rand/v2" 21 ) 22 23 // randIntN returns a random number in the interval [0, n). 24 func randIntN(n int) uint32 { 25 return rand.Uint32N(uint32(n)) 26 }