github.com/wmuizelaar/kpt@v0.0.0-20221018115725-bd564717b2ed/internal/util/pathutil/pathutil.go (about)

     1  // Copyright 2022 Google LLC
     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  package pathutil
    16  
    17  import (
    18  	"os"
    19  	"path/filepath"
    20  )
    21  
    22  // ResolveAbsAndRelPaths returns absolute and relative paths for input path
    23  func ResolveAbsAndRelPaths(path string) (string, string, error) {
    24  	cwd, err := os.Getwd()
    25  	if err != nil {
    26  		return "", "", err
    27  	}
    28  
    29  	var relPath string
    30  	var absPath string
    31  	if filepath.IsAbs(path) {
    32  		// If the provided path is absolute, we find the relative path by
    33  		// comparing it to the current working directory.
    34  		relPath, err = filepath.Rel(cwd, path)
    35  		if err != nil {
    36  			return "", "", err
    37  		}
    38  		absPath = filepath.Clean(path)
    39  	} else {
    40  		// If the provided path is relative, we find the absolute path by
    41  		// combining the current working directory with the relative path.
    42  		relPath = filepath.Clean(path)
    43  		absPath = filepath.Join(cwd, path)
    44  	}
    45  
    46  	return absPath, relPath, nil
    47  }