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// Copyright 2019 The SwiftShader Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package util provides small utility functions.
package util
import (
"os"
)
// IsFile returns true if path is a file.
func IsFile(path string) bool {
s, err := os.Stat(path)
if err != nil {
return false
}
return !s.IsDir()
}
// IsDir returns true if path is a directory.
func IsDir(path string) bool {
s, err := os.Stat(path)
if err != nil {
return false
}
return s.IsDir()
}
// Percent returns the percentage completion of i items out of n.
func Percent(i, n int) int {
return int(Percent64(int64(i), int64(n)))
}
// Percent64 returns the percentage completion of i items out of n.
func Percent64(i, n int64) int64 {
if n == 0 {
return 0
}
return (100 * i) / n
}